70
Programmable DC Electronic Load PEL-2000 Series PROGRAMMING MANUAL GW INSTEK PART NO. 82EL-20040I01 ISO-9001 CERTIFIED MANUFACTURER September 2009 edition This manual contains proprietary information which is protected by copyright. All rights are reserved. No part of this manual may be photocopied, reproduced or translated to another language without prior written consent of Good Will Corporation. The information in this manual was correct at the time of printing. However, Good Will continues to improve products and reserves the right to change specifications, equipment, and maintenance procedures at any time without notice. Good Will Instrument Co., Ltd. No. 7-1, Jhongsing Rd., Tucheng City, Taipei County 236, Taiwan.

Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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Page 1: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

Prog

ram

mab

le D

C E

lect

roni

c Lo

ad

PEL-

2000

Ser

ies

PRO

GR

AM

MIN

G M

AN

UA

L G

W IN

STEK

PA

RT

NO

. 82E

L-20

040I

01

ISO

-900

1 C

ERTI

FIED

MA

NU

FAC

TUR

ER

Sept

embe

r 20

09 e

ditio

n

This

man

ual c

onta

ins

prop

riet

ary

info

rmat

ion

whi

ch is

pro

tect

ed b

y co

pyri

ght.

All

righ

ts a

re r

eser

ved.

No

part

of t

his

man

ual m

ay b

e ph

otoc

opie

d, r

epro

duce

d or

tran

slat

ed to

ano

ther

lang

uage

with

out

prio

r w

ritt

en c

onse

nt o

f Goo

d W

ill C

orpo

ratio

n.

The

info

rmat

ion

in th

is m

anua

l was

cor

rect

at t

he ti

me

of p

rint

ing.

H

owev

er, G

ood

Will

con

tinue

s to

impr

ove

prod

ucts

and

res

erve

s th

e ri

ght t

o ch

ange

spe

cific

atio

ns, e

quip

men

t, an

d m

aint

enan

ce

proc

edur

es a

t any

tim

e w

ithou

t not

ice.

Goo

d W

ill In

stru

men

t Co.

, Ltd

. N

o. 7

-1, J

hong

sing

Rd.

, Tuc

heng

City

, Tai

pei C

ount

y 23

6, T

aiw

an.

Page 2: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

TAB

LE O

F C

ON

TEN

TS

3

Tabl

e of

Con

tent

s IN

TE

RFA

CE

OV

ER

VIE

W ..

....

....

....

....

....

....

....

....

....

....

....

....

... 5

R

ear

Pan

el O

verv

iew

....

....

....

....

....

....

....

....

.. 5

PE

L-20

04 ..

....

....

....

....

....

....

....

....

....

....

....

....

.. 5

PE

L-20

02 ..

....

....

....

....

....

....

....

....

....

....

....

....

.. 5

Co

nfi

guri

ng

the

US

B I

nte

rfac

e ..

....

....

....

....

. 6

RS

-232

C I

nte

rfac

e C

on

figu

rati

on

....

....

....

....

8

GP

IB I

nte

rfac

e C

on

figu

rati

on

....

....

....

....

... 1

1

CO

MM

AN

D O

VE

RV

IEW

...

....

....

....

....

....

....

....

....

....

....

....

...

13

Co

mm

and

Syn

tax

....

....

....

....

....

....

....

....

....

. 13

List

of

Co

mm

and

s in

Fu

nct

ion

al O

rder

....

16

CO

MM

AN

D D

ETA

ILS

....

....

....

....

....

....

....

....

....

....

....

....

....

.. 2

3 C

om

mo

n c

om

man

ds

....

....

....

....

....

....

....

....

24

Ab

ort

Su

bsy

stem

....

....

....

....

....

....

....

....

....

.. 3

0 C

han

nel

Su

bsy

stem

....

....

....

....

....

....

....

....

.. 3

1 C

ON

FIG

UR

E S

ub

syst

em ..

....

....

....

....

....

....

34

Uti

lity

Su

bsy

stem

....

....

....

....

....

....

....

....

....

. 45

Cu

rren

t S

ub

syst

em ..

....

....

....

....

....

....

....

....

. 50

FE

TC

H S

ub

syst

em .

....

....

....

....

....

....

....

....

.. 6

4 LO

AD

Su

bsy

stem

....

....

....

....

....

....

....

....

....

. 68

Mea

sure

Su

bsy

stem

....

....

....

....

....

....

....

....

. 72

MO

DE

Su

bsy

stem

....

....

....

....

....

....

....

....

....

77

Pro

gram

Su

bsy

stem

....

....

....

....

....

....

....

....

. 79

Res

ista

nce

Su

bsy

stem

....

....

....

....

....

....

....

.. 8

7 R

UN

Su

bsy

stem

....

....

....

....

....

....

....

....

....

... 9

8 S

HO

W S

ub

syst

em ..

....

....

....

....

....

....

....

....

.. 9

9 S

PE

CIF

ICA

TIO

N S

ub

syst

em ..

....

....

....

....

.. 10

1 S

TAT

US

Su

bsy

stem

....

....

....

....

....

....

....

....

. 105

V

olt

age

Su

bsy

stem

....

....

....

....

....

....

....

....

.. 11

3 S

YS

TE

M S

ub

syst

em ..

....

....

....

....

....

....

....

.. 11

7

PEL-

2000

Pro

gram

min

g M

anua

l

Mem

ory

Su

bsy

stem

....

....

....

....

....

....

....

....

118

S

EQ

uen

ce S

ub

syst

em ..

....

....

....

....

....

....

...

122

Co

mm

and

Err

or

Co

des

....

....

....

....

....

....

...

130

STA

TU

S R

EG

IST

ER

S .

....

....

....

....

....

....

....

....

....

....

....

....

....

.. 13

1 S

tatu

s R

egis

ter

Ove

rvie

w ..

....

....

....

....

....

. 13

1

Page 3: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

INTE

RFA

CE

OV

ERV

IEW

5

INTE

RFA

CE

OV

ERV

IEW

Th

is m

anua

l des

crib

es h

ow to

use

the

PEL-

2000

’s

rem

ote

com

man

d fu

nctio

nalit

y an

d lis

ts th

e co

mm

and

deta

ils. T

he O

verv

iew

cha

pter

des

crib

es

how

to c

onfig

ure

the

PEL-

2000

USB

/RS2

32/G

PIB

rem

ote

cont

rol i

nter

face

.

Rea

r Pa

nel O

verv

iew

PEL-

2004

PEL-

2002

PEL-

2000

Pro

gram

min

g M

anua

l

6 Con

figur

ing

the

USB

Inte

rfac

e

USB

con

nect

ion

PC s

ide

conn

ecto

r Ty

pe A

, hos

t

PEL-

2000

sid

e co

nnec

tor

Type

B, d

evic

e

Sp

eed

1.1/

2.0

(full

spee

d)

Pane

l ope

ratio

n 1.

Pr

ess

the

Shift

Key

then

the

Hel

p ke

y to

acc

ess t

he U

tility

men

u.

2.

Pr

ess

F3(In

terf

ace

Men

u).

3.

4.

If

the

inte

rfac

e is

not

USB

, use

the

sele

ctor

kno

b to

cho

ose

USB

.

5.

C

onne

ct th

e U

SB c

able

to th

e U

SB-B

sla

ve p

ort o

n th

e re

ar.

6.

W

hen

the

PC a

sks f

or th

e U

SB d

rive

r, se

lect

pe

l_cd

c_20

00.in

f (do

wnl

oada

ble

from

the

GW

w

ebsi

te, w

ww

.gw

inst

ek.c

om, P

EL-2

000

prod

uct

corn

er).

Page 4: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

INTE

RFA

CE

OV

ERV

IEW

7

7.

O

n th

e PC

, act

ivat

e a

term

inal

app

licat

ion

such

as

MTT

TY (M

ulti-

Thre

aded

TTY

). To

che

ck th

e C

OM

por

t No.

, see

the

Dev

ice

Man

ager

in th

e PC

. For

Win

dow

sXP,

sele

ct C

ontr

ol p

anel

Syst

em →

Har

dwar

e ta

b.

8.

Ru

n th

is q

uery

com

man

d vi

a th

e te

rmin

al

appl

icat

ion.

*i

dn?

This

com

man

d sh

ould

retu

rn th

e m

anuf

actu

rer,

mod

el n

umbe

r, se

rial

num

ber,

and

firm

war

e ve

rsio

n in

the

follo

win

g fo

rmat

. G

W, P

EL-2

002/

2004

, 000

0000

1, V

1.00

9.

C

onfig

urin

g th

e co

mm

and

inte

rfac

e is

co

mpl

eted

. Ref

er to

the

othe

r cha

pter

s fo

r mor

e de

tails

.

PEL-

2000

Pro

gram

min

g M

anua

l

8 RS-

232C

Inte

rfac

e C

onfig

urat

ion

RS-

232C

co

nfig

urat

ion

Con

nect

or

DB-

9, M

ale

Bau

d ra

te

2400

, 480

0, 9

600,

192

00, 3

8400

Pa

rity

N

one,

Odd

, Eve

n

D

ata

bit

8 (fi

xed)

St

op b

it 1,

2

Pane

l ope

ratio

n 1.

Pr

ess

the

Shift

Key

then

the

Hel

p ke

y to

acc

ess t

he U

tility

men

u.

2.

Pr

ess

the

Shift

Key

then

the

Hel

p ke

y to

acc

ess t

he U

tility

men

u.

3.

0

3/02

/09

10 :

30

O

Con

figur

eO

ther

Syste

mIn

foIn

terfa

ceTi

me

Set

Load

RS2

32

4.

If

the

inte

rfac

e is

not

set

to R

S232

, us

e th

e se

lect

or k

nob

to c

hang

e th

e in

terf

ace

to R

S232

.

Page 5: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

INTE

RFA

CE

OV

ERV

IEW

9

5.

Ed

it th

e Ba

ud ra

te, S

top

bit a

nd

pari

ty.

Bau

d ra

te

2400

, 480

0, 9

600,

192

00, 3

8400

Stop

Bit

Ran

ge

1,2

Pari

ty R

ange

N

one,

Odd

, Eve

n

6.

C

onne

ct th

e RS

-232

C c

able

to th

e re

ar p

anel

por

t: D

B-9

mal

e co

nnec

tor.

Term

inal

ap

plic

atio

n

Invo

ke a

term

inal

app

licat

ion

such

as M

TTTY

(M

ulti-

Thre

aded

TTY

).

Fo

r RS-

232C

, set

the

CO

M p

ort,

baud

rate

, sto

p bi

t, da

ta b

it, a

nd p

arity

acc

ordi

ngly

.

To c

heck

the

CO

M p

ort N

o. fo

r RS-

232C

, see

the

Dev

ice

Man

ager

in th

e PC

. For

Win

XP, C

ontr

ol

pane

l → S

yste

m →

Har

dwar

e ta

b.

7.

En

sure

the

term

inal

app

licat

ion

has t

he

follo

win

g se

tting

s;

8.

Baud

rate

– a

s pe

r PEL

-200

0 se

tting

s

9.

Com

Por

t – a

s pe

r PC

set

tings

(Dev

ice

Man

ager

)

10. P

arity

– N

one

11. D

ata

bits

– 8

12. S

top

bits

– N

one

PEL-

2000

Pro

gram

min

g M

anua

l

10

Func

tiona

lity

chec

k Ru

n th

is q

uery

com

man

d vi

a th

e te

rmin

al.

*idn

? Th

is s

houl

d re

turn

the

Man

ufac

ture

r, M

odel

nu

mbe

r, Se

rial

num

ber,

and

Firm

war

e ve

rsio

n in

th

e fo

llow

ing

form

at.

GW

, PEL

-200

2/20

04, 0

0000

001,

V1.

00

Pin

assi

gnm

ent

15

69

2: R

xD (R

ecei

ve d

ata)

3:

TxD

(Tra

nsm

it da

ta)

5: G

ND

1,

4, 6

, 7,8

, 9: N

o co

nnec

tion

PC c

onne

ctio

n U

se th

e N

ull M

odem

con

nect

ion

as s

how

n in

the

diag

ram

bel

ow.

Pin

2 R

xD

Pin

3 T

xD

Pin

5 G

ND

Pin

2 R

xD

Pin

3 T

xD

Pin

5 G

ND

PEL

serie

sP

C

Page 6: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

INTE

RFA

CE

OV

ERV

IEW

11

GPI

B In

terf

ace

Con

figur

atio

n

Pane

l ope

ratio

n 1.

Pr

ess

the

Shift

Key

then

the

Hel

p ke

y to

acc

ess t

he U

tility

men

u.

2.

Pr

ess

F3(In

terf

ace

Men

u).

3.

4.

If

the

inte

rfac

e is

not

set

to G

PIB,

us

e th

e se

lect

or k

nob

to c

hang

e th

e in

terf

ace

to G

PIB.

5.

Ed

it th

e G

PIB

addr

ess.

Ran

ge

1 ~

30

6.

C

onne

ct th

e G

PIB

cabl

e to

th

e re

ar p

anel

por

t: 24

-pin

fe

mal

e co

nnec

tor

PEL-

2000

Pro

gram

min

g M

anua

l

12

GPI

B c

onst

rain

ts

Max

imum

15

devi

ces

alto

geth

er, 2

0m c

able

le

ngth

, 2m

bet

wee

n ea

ch d

evic

e

Uni

que

addr

ess a

ssig

ned

to e

ach

devi

ce

A

t lea

st 2

/3 o

f the

dev

ices

turn

ed O

n

No

loop

or p

aral

lel c

onne

ctio

n

Page 7: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D O

VER

VIE

W

13

CO

MM

AN

D O

VER

VIE

W

The

Com

man

d ov

ervi

ew c

hapt

er li

sts

all t

he P

EL-

2000

com

man

ds a

nd c

omm

and

quer

ies

.The

co

mm

and

synt

ax s

ectio

n sh

ows

you

the

basi

c ru

les

you

have

to a

pply

whe

n us

ing

com

man

ds.

Com

man

d Sy

ntax

Com

patib

le

stan

dard

IEEE

488.

2, 1

992

(fully

com

patib

le)

SC

PI, 1

994

(par

tially

com

patib

le)

Com

man

d ty

pes

Ther

e ar

e a

num

ber o

f diff

eren

t ins

trum

ent

com

man

ds a

nd q

ueri

es. A

com

man

d se

nds

inst

ruct

ions

or d

ata

to th

e el

ectr

onic

load

and

a

quer

y re

ceiv

es d

ata

or s

tatu

s inf

orm

atio

n fr

om th

e el

ectr

onic

load

.

C

omm

and

Type

s

Si

mpl

e A

sin

gle

com

man

d w

ith/w

ithou

t a

para

met

er

Ex

ampl

e *O

PC

C

ompo

und

Two

or m

ore

com

man

ds

sepa

rate

d by

a c

olon

(:)

with

/with

out a

par

amet

er

Ex

ampl

e U

TILI

TY:S

OU

ND

1

Q

uery

A

que

ry is

a s

impl

e or

com

poun

d co

mm

and

follo

wed

by

a qu

estio

n m

ark

(?).

A p

aram

eter

(dat

a) is

re

turn

ed.

Ex

ampl

e U

TILI

TY:S

OU

ND

?

PEL-

2000

Pro

gram

min

g M

anua

l

14

Com

man

d fo

rms

Com

man

ds a

nd q

ueri

es h

ave

two

diffe

rent

form

s, lo

ng a

nd sh

ort.

The

com

man

d sy

ntax

is w

ritte

n w

ith th

e sh

ort f

orm

of t

he c

omm

and

in c

apita

ls

and

the

rem

aind

er (l

ong

form

) in

low

er c

ase.

Sho

rt

FETC

h:V

OLT

age?

Sho

rt

Long

Th

e co

mm

ands

can

be

wri

tten

in c

apita

ls o

r low

er-

case

, jus

t so

long

as

the

shor

t or l

ong

form

s ar

e co

mpl

ete.

An

inco

mpl

ete

com

man

d w

ill n

ot b

e re

cogn

ized

. Be

low

are

exa

mpl

es o

f cor

rect

ly w

ritte

n co

mm

ands

.

LO

NG

FE

TCh:

VO

LTag

e?

FETC

H:V

OTA

GE?

fetc

h:vo

ltage

?

SH

OR

T FE

TC:V

OLT

? fe

tc:v

olt?

Squa

re B

rack

ets

Com

man

ds th

at c

onta

in s

quar

es b

rack

ets

indi

cate

th

at th

e co

nten

ts a

re o

ptio

nal.

The

func

tion

of th

e co

mm

and

is th

e sa

me

with

or w

ithou

t the

squ

are

brac

kete

d ite

ms,

as s

how

n be

low

.

Ex

ampl

e:

:LO

AD

[:STA

Te]

=

:LO

AD

:STA

Te

=

:LO

AD

Com

man

d fo

rmat

1: c

omm

and

head

er

2: si

ngle

spa

ce

3: p

aram

eter

4:

mes

sage

term

inat

or

Page 8: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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Page 9: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

AN

D O

VER

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17

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70

Page 10: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D O

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19

Mea

sure

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. 104

Page 11: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D O

VER

VIE

W

21

Stat

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112

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7

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120

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INt:R

ESis

tanc

e ....

......

......

......

......

......

. 123

:SEQ

uenc

e:PO

INt:C

UR

Ren

t ....

......

......

......

......

......

.... 1

24

:SEQ

uenc

e:PO

INt:R

ISE/

FALL

.....

......

......

......

......

......

124

:SEQ

uenc

e:PO

INt:T

IME

......

......

......

......

......

......

......

.. 125

:SEQ

uenc

e:R

EPea

t ....

......

......

......

......

......

......

......

......

. 126

:SEQ

uenc

e:EN

D:L

OA

D ..

......

......

......

......

......

......

......

. 126

:SEQ

uenc

e:V

OLT

age:

RA

NG

e ...

......

......

......

......

......

... 12

7 :S

EQue

nce:

LOO

P:ST

AR

t ....

......

......

......

......

......

......

... 12

8 :S

EQue

nce:

CH

AN

nel:T

IME

......

......

......

......

......

......

... 12

8 :S

EQue

nce:

RU

N ..

......

......

......

......

......

......

......

......

......

129

:SEQ

uenc

e:SA

VE.

......

......

......

......

......

......

......

......

......

. 129

Page 12: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

23

CO

MM

AN

D D

ETA

ILS

The

Com

man

d de

tails

cha

pter

sho

ws

the

deta

iled

synt

ax, e

quiv

alen

t pan

el o

pera

tion,

and

exa

mpl

e fo

r eac

h co

mm

and.

For

the

list o

f all

com

man

ds,

see

page

16. B

efor

e pr

ogra

mm

ing

the

PEL-

2000

el

ectr

onic

load

, ple

ase

beco

me

fam

iliar

with

the

Stat

us re

gist

ers,

det

aile

d on

pag

e131

.

Co

mm

on

co

mm

and

s ..

....

....

....

....

....

....

....

.. 2

4A

bo

rt S

ub

syst

em ..

....

....

....

....

....

....

....

....

....

30

Ch

ann

el S

ub

syst

em ..

....

....

....

....

....

....

....

....

31

CO

NF

IGU

RE

Su

bsy

stem

....

....

....

....

....

....

.. 3

4U

tili

ty S

ub

syst

em ..

....

....

....

....

....

....

....

....

... 4

5C

urr

ent

Su

bsy

stem

....

....

....

....

....

....

....

....

... 5

0F

ET

CH

Su

bsy

stem

...

....

....

....

....

....

....

....

....

64

LOA

D S

ub

syst

em ..

....

....

....

....

....

....

....

....

... 6

8M

easu

re S

ub

syst

em ..

....

....

....

....

....

....

....

... 7

2M

OD

E S

ub

syst

em ..

....

....

....

....

....

....

....

....

.. 7

7P

rogr

am S

ub

syst

em ..

....

....

....

....

....

....

....

... 7

9R

esis

tan

ce S

ub

syst

em ..

....

....

....

....

....

....

....

87

RU

N S

ub

syst

em ..

....

....

....

....

....

....

....

....

....

. 98

SH

OW

Su

bsy

stem

....

....

....

....

....

....

....

....

....

99

SP

EC

IFIC

AT

ION

Su

bsy

stem

....

....

....

....

....

101

STA

TU

S S

ub

syst

em ..

....

....

....

....

....

....

....

... 1

05

PEL-

2000

Pro

gram

min

g M

anua

l

24 Com

mon

com

man

ds

*CLS

.....

......

......

......

......

......

......

......

......

......

......

......

......

24

*ESE

.....

......

......

......

......

......

......

......

......

......

......

......

......

25

*ESR

? ...

......

......

......

......

......

......

......

......

......

......

......

......

25

*ID

N? .

......

......

......

......

......

......

......

......

......

......

......

......

.. 26

*OPC

.....

......

......

......

......

......

......

......

......

......

......

......

..... 2

6 *R

CL

......

......

......

......

......

......

......

......

......

......

......

......

..... 2

7 *R

DT?

......

......

......

......

......

......

......

......

......

......

......

......

... 27

*RST

.....

......

......

......

......

......

......

......

......

......

......

......

......

27

*SA

V ...

......

......

......

......

......

......

......

......

......

......

......

......

.. 28

*SR

E ...

......

......

......

......

......

......

......

......

......

......

......

......

.. 28

*STB

? ...

......

......

......

......

......

......

......

......

......

......

......

......

29

*TR

G ..

......

......

......

......

......

......

......

......

......

......

......

......

.. 29

*CLS

St

atus

Com

man

d

Des

crip

tion

Cle

ars:

Cha

nnel

Sta

tus R

egis

ter

Cha

nnel

Sum

mar

y Re

gist

er

Que

stio

nabl

e St

atus

Reg

iste

r St

anda

rd E

vent

s Re

gist

er

Ope

ratio

n St

atus

Reg

iste

r Er

ror Q

ueue

W

hen

the

*CLS

com

man

d fo

llow

s a p

rogr

am

mes

sage

term

inat

or <

nl>,

the

follo

win

g is

cle

ared

: O

utpu

t Que

ue

MA

V b

it

See

page

131.

Synt

ax

*CLS

Exam

ple

*CLS

Page 13: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

25

*ESE

St

atus

Com

man

d

Des

crip

tion

The

Stan

dard

Eve

nt S

tatu

s Ena

ble

com

man

d de

term

ines

whi

ch e

vent

s in

the

Stan

dard

Eve

nt

Stat

us E

vent

regi

ster

can

set

the

Even

t Sum

mar

y Bi

t (ES

B) o

f the

Sta

tus

Byte

regi

ster

. Any

bit

posi

tions

set

to 1

ena

ble

the

corr

espo

ndin

g ev

ent.

Any

ena

bled

eve

nts

set b

it 5

(ESB

) of t

he S

tatu

s By

te re

gist

er. S

ee p

age1

38.

Synt

ax

*ESE

<N

Rf>

Para

met

er

<NR

f>

Bit(

s) S

et

<NR

f>

Bit(

s) S

et

4

QYE

32

C

ME

8

DD

E 64

~

16

EX

E

128

~

Exam

ple

*ESE

40

Sets

CM

E an

d D

DE

even

ts

in th

e St

anda

rd E

vent

St

atus

Eve

nt R

egis

ter.

Que

ry S

ynta

x *E

SE?

Ret

urn

Para

met

er <

NR

1>

Bit(

s) S

et

<NR

1>

Bit(

s) S

et

4

QYE

32

C

ME

QYE

8

DD

E 64

~

16

EX

E 12

8 ~

Exam

ple

*ESE

?

40

Ret

urns

the

sett

ings

in th

e St

anda

rd E

vent

Sta

tus

Enab

le R

egis

ter.

Her

e C

ME

and

QYE

are

ena

bled

.

*ESR

? St

atus

Com

man

d

Des

crip

tion

Read

s th

e St

anda

rd E

vent

Sta

tus R

egis

ter.

This

co

mm

and

also

cle

ars t

he S

tand

ard

Even

t Sta

tus

Regi

ster

. Pag

e137

.

Que

ry S

ynta

x *E

SR?

PEL-

2000

Pro

gram

min

g M

anua

l

26

Ret

urn

Para

met

er <

NR

1>

Bit(

s) S

et

<NR

1>

Bit(

s) S

et

4

QYE

32

C

ME

8

DD

E 64

~

16

EX

E 12

8 ~

Exam

ple

*ESR

?

48

The

retu

rn v

alue

is th

e st

atus

read

ing

of th

e st

anda

rd E

vent

Sta

tus

Regi

ster

.

*ID

N?

Sy

stem

Com

man

d

Des

crip

tion

Retu

rns

the

load

gen

erat

or id

entif

icat

ion.

Que

ry S

ynta

x *I

DN

?

Ret

urn

Para

met

er <

aard

> D

ata

<aar

d>

Dat

a

G

W

Man

ufac

ture

r X

XX

XX

XX

X

Seri

al N

o.

PE

L-20

00

Mod

el

V1.

00

Firm

war

e Ve

rsio

n

Exam

ple

*ID

N?

GW

, PEL

-200

2/20

04,

0000

0001

, V1.

00

Retu

rns

the

mai

nfra

me

iden

tific

atio

n st

ring

.

*OPC

St

atus

Com

man

d

Des

crip

tion

This

com

man

d se

ts th

e O

PC (O

pera

tion

Com

man

d Bi

t) bi

t (bi

t 0) o

f the

Sta

ndar

d Ev

ent S

tatu

s Reg

iste

r af

ter t

he m

ainf

ram

e ha

s com

plet

ed a

ll pe

ndin

g op

erat

ions

. Pag

e137

.

Synt

ax

*OPC

Exam

ple

*OPC

Se

ts th

e O

PC b

it.

Que

ry S

ynta

x *O

PC?

Ret

urn

Para

met

er <

NR

1>

Ope

ratio

n <N

R1>

O

pera

tion

0

Pend

ing

1 C

ompl

ete

Page 14: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

27

Que

ry E

xam

ple

*OPC

?

1

All

pend

ing

oper

atio

ns

are

com

plet

ed.

*RC

L

Stat

us C

omm

and

Des

crip

tion

The

Reca

ll In

stru

men

t Sta

te c

omm

and

rest

ores

the

inst

rum

ent s

ettin

gs fr

om a

pre

viou

sly

save

d m

emor

y se

tting

.

Synt

ax

*RC

L <N

Rf>

Para

met

er

<NR

f>

Rec

all M

emor

y Se

ttin

g

1~

120

1~12

0

Exam

ple

*RC

L 1

Reca

lls S

ettin

g m

emor

y 1

*RD

T?

Syst

em C

omm

and

Des

crip

tion

Retu

rns

the

load

mod

ule

type

in e

ach

chan

nel i

n or

der f

rom

1~8

. If n

o fr

ame

is p

rese

nt a

0 is

re

turn

ed.

Que

ry S

ynta

x *R

DT?

Ret

urn

Para

met

er <

aard

> O

ccup

ied

Cha

nnel

20

20L

PEL-

2020

left

cha

nnel

0

Empt

y ch

anne

l

Que

ry E

xam

ple

*RD

T?

0,0,

2020

L,20

20R

,0,0

,0,0

Cha

nnel

s 1-2

and

5-8

are

em

pty;

3-4

is o

ccup

ied

by th

e PE

L-20

20 lo

ad

mod

ule.

*RST

St

atus

Com

man

d

Des

crip

tion

Rese

ts th

e m

ainf

ram

e by

forc

ing

the

ABO

Rt, *

CLS

, an

d LO

AD

:PRO

T:C

LE c

omm

and.

Synt

ax

*RST

Exam

ple

*RST

PEL-

2000

Pro

gram

min

g M

anua

l

28

*SA

V

All

Cha

nnel

s

Des

crip

tion

Save

s th

e da

ta m

emor

y in

to th

e sp

ecifi

ed s

ave

slot

.

Synt

ax

*SAV

<N

R1>

Para

met

er

<NR

1>

Save

slo

t

1~

120

1~12

0

Exam

ple

*SAV

2

Save

s da

ta m

emor

y to

sa

ve sl

ot 2

*SR

E St

atus

Com

man

d

Des

crip

tion

The

Serv

ice

Requ

est E

nabl

e C

omm

and

dete

rmin

es

whi

ch e

vent

s in

the

Stat

us B

yte

Regi

ster

are

al

low

ed to

set t

he M

SS (M

aste

r sum

mar

y bi

t) A

ny

bit t

hat i

s set

to “

1” w

ill c

ause

the

MSS

bit

to b

e se

t. Se

e pa

ge13

9 fo

r det

ails

.

Synt

ax

*SR

E <N

Rf>

Para

met

er

<NR

f>

Bit(

s) S

et

<NR

f>

Bit(

s) S

et

4

CSU

M

32

ESB

8

QU

ES

16

M

AV

Exam

ple

*SR

E 12

Se

ts b

its C

SUM

and

Q

UES

in th

e Se

rvic

e Re

ques

t Ena

ble

regi

ster

.

Que

ry S

ynta

x *S

RE?

Ret

urn

Para

met

er <

NR

1>

Bit(

s) S

et

<NR

f>

Bit(

s) S

et

4

CSU

M

32

ESB

8

QU

ES

16

M

AV

Page 15: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

29

Exam

ple

*SR

E?

48

Retu

rns

setti

ngs

of th

e Se

rvic

e Re

ques

t Ena

ble

Regi

ster

. Her

e ES

B an

d M

AV

are

retu

rned

.

*STB

? St

atus

Com

man

d

Des

crip

tion

Read

s th

e St

atus

Que

ry B

yte

Regi

ster

. The

*STB

? co

mm

and

does

not

cle

ar th

e re

gist

er.

If th

e M

aste

r Sum

mar

y St

atus

bit

(MSS

) is s

et, i

t in

dica

tes

that

ther

e is

a re

ason

for a

ser

vice

re

ques

t.

Que

ry S

ynta

x *S

TB

Ret

urn

Para

met

er <

NR

f>

Bit(

s) S

et

<NR

f>

Bit(

s) S

et

4

CSU

M

32

ESB

8

QU

ES

64

MSS

16

M

AV

Que

ry E

xam

ple

*STB

?

36

Retu

rns

stat

us o

f a b

yte

quer

y in

the

Stat

us B

yte

Regi

ster

. Her

e C

SUM

an

d ES

B ar

e re

turn

ed.

*TR

G

Stat

us C

omm

and

Des

crip

tion

Trig

ger c

omm

and.

Thi

s com

man

d m

imic

s G

ET

(Gro

up E

xecu

te T

rigg

er) a

s de

fined

in IE

EE 4

88.1

.

Synt

ax

*TR

G

Exam

ple

*TR

G

PEL-

2000

Pro

gram

min

g M

anua

l

30 Abo

rt S

ubsy

stem

:A

BO

Rt .

......

......

......

......

......

......

......

......

......

......

......

......

30

:AB

OR

t A

ll

Cha

nnel

Com

man

d

Des

crip

tion

Turn

s all

elec

tron

ic lo

ads t

o O

FF.

Synt

ax

:AB

OR

t

Exam

ple

:AB

OR

t

Page 16: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

31

Cha

nnel

Sub

syst

em

:CH

AN

nel[:

LOA

D] ..

......

......

......

......

......

......

......

......

.....

31:C

HA

Nne

l:AC

Tive

.....

......

......

......

......

......

......

......

......

.. 32

:CH

AN

nel:S

YNC

on ..

......

......

......

......

......

......

......

......

... 3

2:C

HA

Nne

l:ID

? ...

......

......

......

......

......

......

......

......

......

.... 3

3

:CH

AN

nel[:

LOA

D]

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sele

cts t

he c

hann

el th

at th

e ch

anne

l spe

cific

co

mm

ands

use

. Thi

s co

mm

and

will

not

cha

nge

the

chan

nel i

n th

e di

spla

y sc

reen

.

Synt

ax

:CH

AN

nel[:

LOA

D] <

NR

f+>

Para

met

er

<NR

f+>

Cha

nnel

sel

ecte

d

1~

8 C

H1

~ C

H8

M

AX

C

H8

M

IN

CH

1

Exam

ple

:CH

AN

1

Se

ts c

hann

el 1

as

the

spec

ific

chan

nel.

:C

HA

N:L

OA

D 1

Se

ts c

hann

el 1

as

the

spec

ific

chan

nel.

Que

ry S

ynta

x :C

HA

Nne

l?

Ret

urn

Para

met

er <

NR

1>

Cur

rent

spe

cific

cha

nnel

1~

8 C

H1

~ C

H8

Que

ry E

xam

ple

:CH

AN

?

1

Cha

nnel

1 is

the

curr

ent

spec

ific

chan

nel.

PEL-

2000

Pro

gram

min

g M

anua

l

32

:CH

AN

nel:A

CTi

ve

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

This

com

man

d is

for c

ompa

tibili

ty w

ith o

ther

in

stru

men

ts o

nly

and

has n

o ac

tion.

Synt

ax

:CH

AN

nel A

CTi

ve O

N/1

, OFF

/1

Para

met

er

O

N/1

, OFF

/0

Act

ive

O

N/1

En

able

d

O

FF/0

D

isab

led

Exam

ple

:CH

AN

:AC

T O

N

Enab

les

the

spec

ific

chan

nel.

:CH

AN

nel:S

YNC

on

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Turn

s ind

epen

dent

mod

e on

or o

ff fo

r the

cha

nnel

.

Synt

ax

:CH

AN

nel:S

YNC

on O

N/1

, OFF

/0

Para

met

er

ON

/1, O

FF/0

In

depe

nden

t Mod

e

O

N/1

O

N

O

FF/0

OFF

Exam

ple

:CH

AN

:SYN

C O

N

En

able

s th

e cu

rren

t ch

anne

l to

rece

ive

sync

hron

ized

com

man

ds

Que

ry S

ynta

x :C

HA

Nne

l:SYN

Con

?

Ret

urn

Para

met

er <

NR

1>

Sync

Sta

tus

0

Inde

pend

ent m

ode

is O

FF

1

Inde

pend

ent m

ode

is O

N

Que

ry E

xam

ple

:CH

AN

:SYN

C?

0

Inde

pend

ent m

ode

is s

et

to O

FF fo

r the

cha

nnel

.

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CO

MM

AN

D D

ETA

ILS

33

:CH

AN

nel:I

D?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Que

ries

the

load

mod

ule

iden

tity.

Que

ry S

ynta

x :C

HA

Nne

l:ID

?

Ret

urn

Para

met

er <

aard

> D

ata

<aar

d>

Dat

a

G

W

Man

ufac

ture

r 00

0000

01

Seri

al N

o.

PE

L202

0R

Cha

nnel

lo

ad id

1.

00

Firm

war

e Ve

rsio

n.

Que

ry E

xam

ple

:CH

AN

:ID?

GW

, PEL

2020

R, 0

0000

001,

V

1.00

Retu

rns

the

load

m

odul

e id

entif

icat

ion

stri

ng.

PEL-

2000

Pro

gram

min

g M

anua

l

34 CO

NFI

GU

RE

Subs

yste

m

:CO

NFi

gure

:VO

LTag

e:O

N ..

......

......

......

......

......

......

.... 3

4 :C

ON

Figu

re:V

OLT

age:

RA

NG

e ...

......

......

......

......

......

... 35

:CO

NFi

gure

:VO

LTag

e:LA

Tch

......

......

......

......

......

......

.. 35

:CO

NFi

gure

:AU

TO:L

OA

D ..

......

......

......

......

......

......

..... 3

6 :C

ON

Figu

re:A

UTO

:MO

DE

......

......

......

......

......

......

......

37

:CO

NFi

gure

:SO

UN

D ..

......

......

......

......

......

......

......

......

. 37

:CO

NFi

gure

:REM

ote

......

......

......

......

......

......

......

......

... 38

:CO

NFi

gure

:SA

VE

......

......

......

......

......

......

......

......

......

.. 38

:CO

NFi

gure

:LO

AD

.....

......

......

......

......

......

......

......

......

. 38

:CO

NFi

gure

:PR

OTe

ctio

n:C

UR

Ren

t:ST

ATe

.....

......

......

39

:CO

NFi

gure

:PR

OTe

ctio

n:C

UR

Ren

t:LEV

el ...

......

......

.... 4

0 :C

ON

Figu

re:P

RO

Tect

ion:

VO

LTag

e:ST

ATe

.....

......

......

41

:CO

NFi

gure

:PR

OTe

ctio

n:V

OLT

age:

LEV

el ..

......

......

.... 4

1 :C

ON

Figu

re:P

RO

Tect

ion:

POW

er:S

TATe

.....

......

......

... 42

:CO

NFi

gure

:PR

OTe

ctio

n:PO

Wer

:LEV

el ..

......

......

......

.. 43

:CO

NFi

gure

:PR

OTe

ctio

n:U

VP:

CLE

ar ..

......

......

......

......

43

:CO

NFi

gure

:PR

OTe

ctio

n:U

VP:

LEV

el ..

......

......

......

......

44

:CO

NFi

gure

:VO

LTag

e:O

N

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

Von

(vol

tage

on

valu

e). T

he a

llow

able

Von

va

lues

are

cha

nnel

and

load

mod

ule

spec

ific.

Synt

ax

:CO

NFi

gure

:VO

LTag

e:O

N <

NR

f>[M

V, V

, KV

]

Para

met

er

<NR

f>[ M

V, V

, KV

] Vo

n

3

3 vo

lts

30

MV

30

mill

ivol

ts

30

V

30 v

olts

Exam

ple

:CO

NF:

VO

LT:O

N 3

0MV

Se

t Von

to 3

0 m

illiv

olts

.

Que

ry S

ynta

x :C

ON

Figu

re:V

OLT

age:

ON

?

Page 18: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

35

Ret

urn

Para

met

er <

NR

2> I

unit

= I v

olt

Von

valu

e (v

olts

)

1

1 vo

lts

Que

ry E

xam

ple

:CO

NF:

VO

LT:O

N?

0.03

Von

is se

t as 3

0 m

illiv

olts

(0

.03

volts

).

:CO

NFi

gure

:VO

LTag

e:R

AN

Ge

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

Vol

tage

rang

e fo

r CC

mod

e.

Synt

ax

:CO

NFi

gure

:VO

LTag

e:R

AN

Ge

<NR

f>[V

], L,

H

Para

met

er

<NR

f>[ V

] , L

, H

Ran

ge

16

Lo

w r

ange

*

80

V

Hig

h ra

nge*

L

Low

ran

ge

H

H

igh

rang

e

*L

oad

mod

ule

depe

nden

t, PE

L-20

20 sh

own.

Exam

ple

:CO

NF:

VO

LT:R

AN

G L

Se

ts th

e ra

nge

to L

ow fo

r th

e ch

anne

l.

Que

ry S

ynta

x :C

ON

Figu

re:V

OLT

age:

RA

NG

e?

Ret

urn

Para

met

er <

NR

2>

Ran

ge

16

Lo

w P

EL-2

020,

2030

,204

0

12

5 Lo

w P

EL-2

041

80

H

igh

PEL-

2020

,203

0,20

40

50

0 H

igh

PEL-

2041

Que

ry E

xam

ple

:CO

NF:

VO

LT:R

AN

G?

500

Retu

rns

the

volta

ge

rang

e. In

this

cas

e hi

gh

for t

he P

EL-2

041.

:CO

NFi

gure

:VO

LTag

e:LA

Tch

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Turn

Von

Lat

ch o

n or

off

for t

he s

peci

fic c

hann

el.

Synt

ax

:CO

NFi

gure

:VO

LTag

e:LA

Tch

OFF

/0, O

N/1

PEL-

2000

Pro

gram

min

g M

anua

l

36

Para

met

er

OFF

/0, O

N/1

Vo

n La

tch

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

VO

LT:L

AT 1

Se

ts V

on la

tch

to O

N.

Que

ry S

ynta

x :C

ON

Figu

re:V

OLT

age:

LATc

h?

Ret

urn

Para

met

er <

NR

1>

Von

latc

h st

atus

0

Latc

hed

Off

1

Latc

hed

On

Que

ry E

xam

ple

:CO

NF:

VO

LT:L

AT?

1

Von

latc

h is

set t

o O

N.

:CO

NFi

gure

:AU

TO:L

OA

D

A

ll ch

anne

ls

Des

crip

tion

Con

figur

es th

e lo

ad g

ener

ator

for A

uto

Load

On

or

Off

at s

tart

up.

Synt

ax

:CO

NFi

gure

:AU

TO:L

OA

D O

FF/0

, ON

/1

Para

met

er

OFF

/0, O

N/1

A

uto

Load

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

AU

TO:L

OA

D O

N

Con

figur

es A

uto

Load

to

On

Que

ry S

ynta

x :C

ON

Figu

re:A

UTO

:LO

AD

?

Ret

urn

Para

met

er <

NR

1>

Aut

o Lo

ad S

tatu

s

0

Off

1

On

Que

ry E

xam

ple

:CO

NF:

AU

TO:L

OA

D?

1

Aut

o lo

ad is

On.

Page 19: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

37

:CO

NFi

gure

:AU

TO:M

OD

E A

ll ch

anne

ls

Des

crip

tion

Con

figur

es th

e A

uto

Load

mod

e as

(run

) Pro

gram

or

Loa

d.

Synt

ax

:CO

NFi

gure

:AU

TO:M

OD

E PR

OG

RA

M/0

, LO

AD

/1

Para

met

er

PRO

GR

AM

/0, L

OA

D/1

A

uto

Load

Mod

e

PR

OG

RA

M/0

PR

OG

RA

M

LO

AD

/1

LOA

D

Exam

ple

:CO

NF:

AU

TO:M

OD

E 1

Con

figur

es A

uto

Load

to

LOA

D

Que

ry S

ynta

x :C

ON

Figu

re:A

UTO

:MO

DE?

Ret

urn

Para

met

er <

NR

1>

Aut

o Lo

ad T

ype

Stat

us

0

PRO

GR

AM

MO

DE

1

LOA

D M

OD

E

Que

ry E

xam

ple

:CO

NF:

AU

TO:M

OD

E?

1

Aut

o lo

ad m

ode

is to

LO

AD

mod

e.

:CO

NFi

gure

:SO

UN

D

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

soun

d of

eac

h lo

ad m

odul

e on

or o

ff.

Synt

ax

:CO

NFi

gure

:SO

UN

D O

FF/0

, ON

/1

Para

met

er

OFF

/0, O

N/1

So

und

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

SOU

ND

ON

C

onfig

ures

the

soun

d fo

r th

e sp

ecifi

c ch

anne

l to

On.

Que

ry S

ynta

x :C

ON

Figu

re:S

OU

ND

?

PEL-

2000

Pro

gram

min

g M

anua

l

38

Ret

urn

Para

met

er <

NR

1>

SOU

ND

Sta

tus

0

Off

1

On

Que

ry E

xam

ple

:CO

NF:

SOU

ND

?

0

Soun

d is

off

for t

he

spec

ific

chan

nel.

:CO

NFi

gure

:REM

ote

All

Cha

nnel

s

Des

crip

tion

Turn

s re

mot

e co

ntro

l on

or o

ff fo

r all

inte

rfac

es.

Synt

ax

:CO

NFi

gure

:REM

OTE

OFF

/0, O

N/1

Para

met

er

OFF

/0, O

N/1

R

emot

e C

ontr

ol

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

REM

1

Turn

s Rem

ote

cont

rol

on.

:CO

NFi

gure

:SA

VE

All

Cha

nnel

s

Des

crip

tion

This

com

man

d is

for c

ompa

tibili

ty w

ith o

ther

in

stru

men

ts o

nly

and

has n

o ac

tion.

Synt

ax

:CO

NFi

gure

:SAV

E

Exam

ple

:CO

NF:

SAV

E Sa

ves

the

conf

igur

atio

n da

ta fo

r all

chan

nels

into

in

tern

al m

emor

y.

:CO

NFi

gure

:LO

AD

Sy

stem

Com

man

d

Des

crip

tion

Con

figur

es th

e lo

ad m

odul

e se

lect

or k

nob

as O

LD

or U

pdat

ed.

Synt

ax

:CO

NFi

gure

:LO

AD

OLD

/0, U

PDAT

ED/1

Page 20: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

39

Exam

ple

:CO

NF:

LOA

D U

PDAT

ED

Sets

the

load

mod

ule

sele

ctor

kno

b as

U

pdat

ed.

Para

met

er

OLD

/0, U

PDAT

ED/1

C

onfig

urat

ion

type

O

LD/0

O

ld

U

PDAT

ED/1

U

pdat

ed

Exam

ple

:CO

NF:

LOA

D O

LD

Con

figur

atio

n ty

pe s

et a

s O

LD.

Que

ry S

ynta

x :C

ON

Figu

re:L

OA

D?

Ret

urn

Para

met

er <

NR

1>

Con

figur

atio

n ty

pe

0

Old

1

Upd

ated

Que

ry E

xam

ple

:CO

NF:

LOA

D?

0

Sets

the

load

mod

ule

sele

ctor

con

figur

atio

n ty

pe a

s OLD

.

:CO

NFi

gure

:PR

OTe

ctio

n:C

UR

Ren

t:STA

Te

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

curr

ent p

rote

ctio

n fo

r the

spec

ific

chan

nel

on o

r off.

The

cur

rent

pro

tect

ion

can

also

be

clea

red.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:C

UR

Ren

t:ST

ATe

OFF

/0,

ON

/1, C

LEA

R/2

Para

met

er

OFF

/0, O

N/1

, CLE

AR

/2

Cur

rent

Pro

tect

ion

C

LEA

R/2

C

lear

ed

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

PRO

T:C

UR

R:S

TAT

1 Tu

rns

on c

urre

nt p

rote

ctio

n.

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

CU

RR

ent:S

TATe

?

Ret

urn

Para

met

er <

NR

1>

Cur

rent

Pro

tect

ion

0

Off

PEL-

2000

Pro

gram

min

g M

anua

l

40

1

On

2

Cle

ar

Que

ry E

xam

ple

:CO

NF:

PRO

T:C

UR

R:S

TAT?

1 C

urre

nt p

rote

ctio

n is

tu

rned

on.

:CO

NFi

gure

:PR

OTe

ctio

n:C

UR

Ren

t:LEV

el

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

curr

ent p

rote

ctio

n le

vel f

or th

e cu

rren

t/sp

ecifi

c ch

anne

l. Th

e le

vel c

an b

e se

t to

any

appl

icab

le le

vel o

r to

the

chan

nel

max

imum

/min

imum

.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:C

UR

Ren

t:LEV

el <

NR

f>[A

], M

IN, M

AX

Para

met

er

<NR

f>

Cur

rent

Pro

tect

ion

Leve

l

.3

30

0mA

0.

3A

300m

A

30

0MA

30

0mA

M

IN

Sets

to th

e m

inim

um le

vel

M

AX

Se

ts th

e cu

rren

t lim

it to

th

e m

axim

um le

vel

Exam

ple

:CO

NF:

PRO

T:C

UR

R:L

EV

MA

X

Sets

the

curr

ent l

imit

to

20.4

0A (P

EL20

20)

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

CU

RR

ent:L

EVel

?

Ret

urn

Para

met

er <

NR

f> 1

uni

t = 1

am

p C

urre

nt p

rote

ctio

n le

vel

1

1 am

p.

Que

ry E

xam

ple

:CO

NF:

PRO

T:C

UR

R:L

EV?

0.30

Cur

rent

pro

tect

ion

leve

l is

at 3

00m

A.

Page 21: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

41

:CO

NFi

gure

:PR

OTe

ctio

n:V

OLT

age:

STA

Te

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

volta

ge p

rote

ctio

n fo

r the

cur

rent

/spe

cific

ch

anne

l on

or o

ff. T

he v

olta

ge p

rote

ctio

n ca

n al

so

be c

lear

ed.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:V

OLT

age:

STAT

e O

FF/0

, O

N/1

, CLE

AR

/2

Para

met

er

OFF

/0, O

N/1

, CLE

AR

/2

Volta

ge P

rote

ctio

n

C

LEA

R/2

C

lear

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

PRO

T:V

OLT

:STA

T 1

Turn

s on

vol

tage

pr

otec

tion.

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

VO

LTag

e:ST

ATe?

Ret

urn

Para

met

er <

NR

1>

Volta

ge P

rote

ctio

n st

ate

0

Off

1

On

2

Cle

ar

Que

ry E

xam

ple

:CO

NF:

PRO

T:V

OLT

:STA

T?

0 V

olta

ge p

rote

ctio

n is

cu

rren

tly o

ff.

:CO

NFi

gure

:PR

OTe

ctio

n:V

OLT

age:

LEV

el

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

volta

ge p

rote

ctio

n le

vel f

or th

e cu

rren

t/sp

ecifi

c ch

anne

l. Th

e le

vel c

an b

e se

t to

any

appl

icab

le le

vel o

r to

the

chan

nel

max

imum

/min

imum

.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:V

OLT

age:

LEVe

l <N

Rf>

[V],

MIN

, MA

X

Para

met

er

<NR

f>

Volta

ge P

rote

ctio

n Le

vel

30

30 v

olts

PEL-

2000

Pro

gram

min

g M

anua

l

42

30V

30

vol

ts

MIN

Se

ts to

the

min

imum

leve

l

MA

X

Sets

the

volta

ge li

mit

to

the

max

imum

leve

l

Exam

ple

:CO

NF:

PRO

T:V

OLT

:LEV

MA

X S

ets t

he v

olta

ge li

mit

to

81.6

V (P

EL20

20)

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

VO

LTag

e:LE

Vel?

Ret

urn

Para

met

er <

NR

f> 1

uni

t = 1

vol

t Vo

ltage

pro

tect

ion

leve

l

1.

00

1.00

vol

ts.

Que

ry E

xam

ple

:CO

NF:

PRO

T:V

OLT

:LEV

?

81.6

000

Vol

tage

pro

tect

ion

leve

l is

at 8

1.6V

.

:CO

NFi

gure

:PR

OTe

ctio

n:PO

Wer

:STA

Te

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

pow

er p

rote

ctio

n fo

r the

cur

rent

/spe

cific

ch

anne

l on

or o

ff. T

he p

ower

pro

tect

ion

can

also

be

clea

red.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:PO

Wer

:STA

Te O

FF/0

, ON

/1,

CLE

AR

/2

Para

met

er

OFF

/0, O

N/1

, CLE

AR

/2

Pow

er P

rote

ctio

n

C

LEA

R/2

C

lear

ed

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:CO

NF:

PRO

T:PO

W:S

TAT

1 Tu

rns

on p

ower

pro

tect

ion.

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

POW

er:S

TATe

?

Ret

urn

Para

met

er <

NR

1>

Pow

er P

rote

ctio

n

0

Off

1

On

2

Cle

ar

Que

ry E

xam

ple

:CO

NF:

PRO

T:PO

W:S

TAT?

1 Po

wer

pro

tect

ion

is

curr

ently

on.

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CO

MM

AN

D D

ETA

ILS

43

:CO

NFi

gure

:PR

OTe

ctio

n:PO

Wer

:LEV

el

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

pow

er p

rote

ctio

n le

vel f

or th

e cu

rren

t/sp

ecifi

c ch

anne

l. Th

e le

vel c

an b

e se

t to

any

appl

icab

le le

vel o

r to

the

chan

nel

max

imum

/min

imum

.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:PO

Wer

:LEV

el <

NR

f>[W

], M

IN, M

AX

Para

met

er

<NR

f>

Pow

er P

rote

ctio

n Le

vel

20

0 20

0Wat

ts

20

0W

200W

atts

M

IN

Sets

to th

e m

inim

um le

vel

M

AX

Se

ts th

e po

wer

lim

it to

the

max

imum

leve

l

Exam

ple

:CO

NF:

PRO

T:PO

W:L

EV M

AX

Se

ts th

e po

wer

lim

it to

10

2W (P

EL20

20)

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

POW

Er:L

EVel

?

Ret

urn

Para

met

er <

NR

f>

Pow

er p

rote

ctio

n le

vel

1

unit

= 1

wat

t R

etur

ns th

e po

wer

pr

otec

tion

leve

l in

Wat

ts.

Que

ry E

xam

ple

:CO

NF:

PRO

T:PO

W:L

EV?

75

Pow

er p

rote

ctio

n le

vel i

s at

75

wat

ts.

:CO

NFi

gure

:PR

OTe

ctio

n:U

VP:

CLE

ar

All

Cha

nnel

C

omm

and

Des

crip

tion

Cle

ars

the

unde

r vol

tage

pow

er p

rote

ctio

n st

atus

.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:U

VP:

CLE

ar

Exam

ple

:CO

NF:

PRO

T:U

VP:

CLE

C

lear

s th

e un

der v

olta

ge

prot

ectio

n.

PEL-

2000

Pro

gram

min

g M

anua

l

44

:CO

NFi

gure

:PR

OTe

ctio

n:U

VP:

LEV

el

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

unde

r vol

tage

pro

tect

ion

leve

l for

the

curr

ent/

spec

ific

chan

nel.

The

leve

l can

be

set t

o an

y ap

plic

able

leve

l or t

o th

e ch

anne

l m

axim

um/m

inim

um.

Synt

ax

:CO

NFi

gure

:PR

OTe

ctio

n:U

VP:

LEVe

l <N

Rf>

[W],

MIN

, M

AX

Para

met

er

<NR

f>

Und

er V

olta

ge P

rote

ctio

n Le

vel

20

20

Vol

ts

20

V

20 V

olts

M

IN

Sets

to th

e m

inim

um le

vel

(OFF

)

M

AX

Se

ts th

e vo

ltage

lim

it to

th

e m

axim

um le

vel

Exam

ple

:CO

NF:

PRO

T:U

VP:

LEV

MIN

Se

ts th

e U

VP

limit

to O

FF

Que

ry S

ynta

x : C

ON

Figu

re:P

RO

Tect

ion:

UV

P:LE

Vel?

Ret

urn

Para

met

er <

NR

f>

Pow

er p

rote

ctio

n le

vel

1

unit

= 1

volt

Ret

urns

the

UV

P le

vel a

s vo

lts.

Que

ry E

xam

ple

:CO

NF:

PRO

T:U

VP:

LEV

?

75

UV

P le

vel i

s at 7

5 vo

lts.

Page 23: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

AN

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ETA

ILS

45

Util

ity S

ubsy

stem

:U

TILI

TY:A

UTO

:LO

AD

......

......

......

......

......

......

......

......

45

:UTI

LITY

:AU

TO:M

OD

E ...

......

......

......

......

......

......

......

. 46

:UTI

LITY

:SO

UN

d ...

......

......

......

......

......

......

......

......

.....

46:U

TILI

TY:R

EMot

e ....

......

......

......

......

......

......

......

......

.... 4

7:U

TILI

TY:R

EMot

e:M

OD

E ...

......

......

......

......

......

......

.... 4

7:U

TILI

TY:T

IME

......

......

......

......

......

......

......

......

......

......

48

:UTI

LITY

:LO

AD

.....

......

......

......

......

......

......

......

......

......

48

:UTI

LITY

:AU

TO:L

OA

D

Syst

em C

omm

and

Des

crip

tion

Sets

the

mai

nfra

me

to a

uto

mod

e. U

pon

star

tup

the

mai

nfra

me

will

turn

load

s/pr

ogra

ms o

n.

Synt

ax

:UTI

LITY

:AU

TO:L

OA

D O

FF/0

, ON

/1

Para

met

er

O

FF/0

, ON

/1

Aut

o lo

ad

O

FF/0

Tu

rns

auto

load

ing

off

O

N/1

Tu

rns

auto

load

ing

on

Exam

ple

:UTI

LITY

:AU

TO:L

OA

D 1

Tu

rns a

uto

load

ing

on

Que

ry S

ynta

x :U

TILI

TY:A

UTO

:LO

AD

?

Ret

urn

Para

met

er <

NR

1>

Aut

o lo

ad s

tatu

s

0

Aut

o lo

adin

g is

off

1

Aut

o lo

adin

g is

on

Que

ry E

xam

ple

:UTI

LITY

:AU

TO:L

OA

D?

1

The

mai

n fr

ame

is

curr

ently

con

figur

ed

to a

uto

load

.

PEL-

2000

Pro

gram

min

g M

anua

l

46

:UTI

LITY

:AU

TO:M

OD

E Sy

stem

Com

man

d

Des

crip

tion

Sets

the

mai

nfra

me

auto

mod

e as

load

or p

rogr

am.

Upo

n st

artu

p th

e m

ainf

ram

e ca

n au

tom

atic

ally

tu

rn o

n lo

ads

or a

utom

atic

ally

run

the

last

pr

ogra

m.

Synt

ax

:UTI

LITY

:AU

TO:M

OD

E PR

OG

RA

M/0

, LO

AD

/1

Para

met

er

PRO

GR

AM

/0, L

OA

D/1

PR

OG

RA

M/0

Se

ts th

e au

to lo

ad m

ode

to

prog

ram

LO

AD

/1

Sets

the

auto

load

mod

e to

lo

ad.

Exam

ple

:UTI

LITY

:AU

TO:M

OD

E 1

Aut

o lo

ad m

ode

is s

et to

lo

ad.

Que

ry S

ynta

x :U

TILI

TY:A

UTO

:MO

DE?

Ret

urn

Para

met

er <

NR

1>

Aut

o lo

ad m

ode

0

Prog

ram

1

Load

Que

ry E

xam

ple

:UTI

LITY

:AU

TO:M

OD

E?

0

Aut

o lo

ad m

ode

is s

et to

Pr

ogra

m.

:UTI

LITY

:SO

UN

d Sy

stem

Com

man

d

Des

crip

tion

Turn

s th

e so

und

on/o

ff fo

r the

mai

nfra

me/

load

m

odul

es.

Synt

ax

:UTI

LITY

:SO

UN

d O

FF/0

, ON

/1

Para

met

er

OFF

/0, O

N/1

O

FF/0

Tu

rns

soun

d of

f

O

N/1

Tu

rns

soun

d on

Exam

ple

:UTI

LITY

:SO

UN

1

Turn

s sou

nd o

n.

Que

ry S

ynta

x :U

TILI

TY:S

OU

Nd?

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MM

AN

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ETA

ILS

47

Ret

urn

Para

met

er <

NR

1>

Soun

d

0

Off

1

On

Que

ry E

xam

ple

:UTI

LITY

:SO

UN

?

0

Soun

d is

cur

rent

ly s

et to

of

f.

:UTI

LITY

:REM

ote

Syst

em C

omm

and

Des

crip

tion

Turn

s th

e re

mot

e co

ntro

l on

or o

ff.

Synt

ax

:UTI

LITY

:REM

ote

OFF

/0, O

N/1

Para

met

er

OFF

/0, O

N/1

O

FF/0

Tu

rns

Rem

ote

cont

rol o

ff

O

N/1

Tu

rns

rem

ote

cont

rol o

n

Exam

ple

:UTI

LITY

:REM

1

Turn

s re

mot

e co

ntro

l on.

:UTI

LITY

:REM

ote:

MO

DE

Syst

em C

omm

and

Des

crip

tion

Sets

the

rem

ote

mod

e to

fast

or n

orm

al. W

hen

in

fast

mod

e, th

e pa

nel i

nter

face

is d

eact

ivat

ed w

ith

an in

terf

ace

time

of n

o m

ore

than

10m

s. N

orm

al

mod

e ha

s an

inte

rfac

e tim

e of

30~

130m

s. In

nor

mal

m

ode

the

disp

lay

inte

rfac

e co

ntin

ues

to u

pdat

e th

e sc

reen

in re

al-ti

me.

Synt

ax

:UTI

LITY

:REM

ote:

MO

DE

NO

RM

AL/

0, F

AST

/1

Para

met

er

NO

RM

AL/

0, F

AST

/1

Mod

e

N

OR

MA

L/0

NO

RM

AL

FA

ST/1

FA

ST

Exam

ple

:UTI

LITY

:REM

:MO

DE

1 Tu

rns

rem

ote

mod

e to

fa

st.

PEL-

2000

Pro

gram

min

g M

anua

l

48

:UTI

LITY

:TIM

E Sy

stem

Com

man

d

Des

crip

tion

Sets

the

date

and

tim

e on

the

mai

nfra

me.

Synt

ax

:UTI

LITY

:TIM

E [a

ard]

Para

met

er

[aar

d]

1 2 3

Year

Mon

th/D

ay

Tim

e (2

4 ho

urs)

Exam

ple

:UTI

LITY

:TIM

E “2

0090

1031

343”

Sets

the

time

to 1

:00

pm, J

anua

ry 3

rd, 2

009.

Que

ry S

ynta

x :U

TILI

TY:T

IME?

Ret

urn

Para

met

er [

aard

]

1 2 3

Year

Mon

th/D

ay

Tim

e (2

4 ho

urs)

Que

ry E

xam

ple

:UTI

LITY

:TIM

E?

2009

/11/

13/1

3:00

Th

e da

te is

Nov

embe

r 13

th, 2

009.

The

tim

e is

1:

00 p

m.

:UTI

LITY

:LO

AD

Sy

stem

Com

man

d

Des

crip

tion

Sets

the

knob

con

trol s

tyle.

The

load

mod

ule

cont

rol

knob

s can

be

set t

o op

erat

e in

depe

nden

tly (O

LD st

yle) t

o th

e m

ainfr

ame

or w

ith th

e m

ainfr

ame

(UPD

ATE

D).

Synt

ax

:UTI

LITY

:LO

AD

OLD

/0, U

pdat

ed/1

Para

met

er

OLD

/0, U

PDAT

ED/1

K

nob

styl

e

O

LD/0

O

ld

U

PDAT

ED/1

U

pdat

ed

Exam

ple

:UTI

LITY

:LO

AD

1

Set t

he k

nob

styl

e to

in

depe

nden

t.

Que

ry S

ynta

x :U

TILI

TY:L

OA

D?

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MM

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49

Ret

urn

Para

met

er <

NR

1>

Kno

b st

yle

0

Old

1

Upd

ated

Que

ry E

xam

ple

:UTI

LITY

:Loa

d? 1

Th

e kn

ob s

tyle

is s

et to

U

pdat

ed.

PEL-

2000

Pro

gram

min

g M

anua

l

50 Cur

rent

Sub

syst

em

:CU

RR

ent:

STA

Tic:

L1/L

2 ...

......

......

......

......

......

......

......

. 50

:CU

RR

ent:

STA

Tic:

RIS

E/FA

LL ..

......

......

......

......

......

......

51

:CU

RR

ent:

STA

Tic:

LOW

:AV

ALu

e/B

VA

Lue

......

......

......

. 52

:CU

RR

ent:

STA

Tic:

LOW

:RIS

E/FA

LL ..

......

......

......

......

... 53

:CU

RR

ent:

STA

Tic:

HIG

H:A

VA

Lue/

BV

ALu

e ...

......

......

.. 54

:CU

RR

ent:

STA

Tic:

HIG

H:R

ISE/

FALL

.....

......

......

......

.... 5

5 :C

UR

Ren

t:D

YNam

ic:L

1/L2

.....

......

......

......

......

......

......

. 56

:CU

RR

ent:D

YNam

ic:R

ISE/

FALL

......

......

......

......

......

.... 5

7 :C

UR

Ren

t:D

YNam

ic:T

1/T2

......

......

......

......

......

......

......

57

:CU

RR

ent:D

YNam

ic:L

OW

:L1/

L2...

......

......

......

......

......

58

:CU

RR

ent:D

YNam

ic:L

OW

:RIS

E/FA

LL ..

......

......

......

.... 5

9 :C

UR

Ren

t:D

YNam

ic:L

OW

:T1/

T2 ..

......

......

......

......

......

60

:CU

RR

ent:

DYN

amic

:HIG

H:L

1/L2

.....

......

......

......

......

.. 61

:CU

RR

ent:

DYN

amic

:HIG

H:R

ISE/

FALL

......

......

......

..... 6

2 :C

UR

Ren

t:D

YNam

ic:H

IGH

:T1/

T2 ..

......

......

......

......

.... 6

3

:CU

RR

ent:S

TATi

c:L1

/L2

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

A/B

Val

ue fo

r con

stan

t cur

rent

stat

ic

mod

e, w

here

L1

is A

Val

ue a

nd L

2 is

B V

alue

. The

co

mm

and

is ra

nge

depe

ndan

t. If

the

curr

ent r

ange

is

Low

, the

n th

e co

mm

and

will

onl

y ap

ply

to th

e lo

w ra

nge

setti

ngs.

Synt

ax

:CU

RR

ent:

STAT

ic:L

1|L2

<N

Rf+

>[A

]

Para

met

er

<NR

f+>[

A]

L1

1

Sets

A V

alue

to 1

Am

p.

L2

2

Sets

B V

alue

to 2

Am

ps.

L1

1A

Se

ts A

Val

ue to

1 A

mp.

(s

ingl

e ch

anne

l onl

y)

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51

L1

MIN

Se

ts A

Val

ue to

the

min

imum

leve

l for

the

spec

ific

chan

nel.

L1

MA

X

Sets

A V

alue

to th

e m

axim

um L

evel

for

the

spec

ific

chan

nel.

Exam

ple

:CU

RR

:STA

T:L1

1

Sets

A V

alue

to 1

am

p fo

r the

cur

rent

rang

e

Que

ry S

ynta

x :C

UR

Ren

t:STA

Tic:

L1?/

L2?

[MA

X, M

IN]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] C

urre

nt

1

unit

= 1

amp

Ret

urns

the

curr

ent o

f the

A

Val

ue (

L1)

or B

Val

ue

(L2)

.

Que

ry E

xam

ple

:CU

RR

:STA

T:L2

? M

AX

10.2

Retu

rns

the

max

imum

cu

rren

t allo

wed

for t

he

chan

nel.

(PEL

-202

0)

Que

ry E

xam

ple

:CU

RR

:STA

T:L2

? 2

Retu

rns

the

curr

ent

setti

ng (2

A) f

or B

Val

ue.

:CU

RR

ent:S

TATi

c:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

slew

rate

for c

onst

ant c

urre

nt s

tatic

mod

e.

The

com

man

d is

rang

e de

pend

ant.

If th

e cu

rren

t ra

nge

is L

ow, t

hen

the

com

man

d w

ill o

nly

appl

y to

th

e lo

w ra

nge

setti

ngs.

Synt

ax

:CU

RR

ent:

STAT

ic:R

ISE/

FALL

<N

Rf+

>[A

/uS]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.0

78A

/uS

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 0

.078

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

PEL-

2000

Pro

gram

min

g M

anua

l

52

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:CU

RR

:STA

T:R

ISE

.01

Sets

the

risi

ng sl

ew ra

te

to 0

.01A

/uS.

Que

ry S

ynta

x : C

UR

Ren

t:ST

ATic

:RIS

E/FA

LL?

[MIN

, MA

X]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:CU

RR

:STA

T:R

ISE?

MIN

0.07

8

the

Min

imum

val

ue fo

r th

e ri

sing

slew

rate

is

0.07

8 A

/uS

for t

he

spec

ific

chan

nel.

Que

ry E

xam

ple

:CU

RR

:STA

T:R

ISE?

0.16

800

The

risi

ng s

lew

rate

is

0.16

8 A

/uS

for t

he

spec

ific

chan

nel.

:CU

RR

ent:S

TATi

c:LO

W:A

VA

Lue/

BV

ALu

e C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

low

rang

e A

/B V

alue

for c

onst

ant c

urre

nt

stat

ic m

ode.

Synt

ax

:CU

RR

ent:

STAT

ic:L

OW

:AVA

Lue/

BVA

Lue

<N

Rf+

>[A

]

Para

met

er

NR

f+[A

]

AV

ALu

e 1

Sets

A V

alue

to 1

Am

p.

(Low

ran

ge o

nly)

B

VALu

e 2

Sets

B V

alue

to 2

Am

ps.

(Low

Ran

ge o

nly)

AV

ALu

e 1A

Se

ts A

Val

ue to

1 A

mp.

(L

ow r

ange

onl

y)

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53

AV

ALu

e M

IN

Sets

A V

alue

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

AV

ALu

e M

AX

Se

ts A

Val

ue to

the

max

imum

Lev

el fo

r th

e sp

ecifi

c ch

anne

l.

Exam

ple

:CU

RR

:STA

T:LO

W:A

VAL

1 Se

ts lo

w ra

nge

CC

sta

tic

mod

e A

Val

ue to

1 a

mp.

Que

ry S

ynta

x :C

UR

Ren

t:STA

Tic:

LOW

:AVA

Lue/

BVA

Lue?

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] C

urre

nt

1

unit

= 1

amp

Ret

urns

the

curr

ent o

f the

A

or

B V

alue

.

Que

ry E

xam

ple

:CU

RR

:STA

T:LO

W:B

VAL?

M

AX

2

Retu

rns

the

max

imum

cu

rren

t allo

wed

for t

he

chan

nel.

(PEL

-202

0)

:CU

RR

ent:S

TATi

c:LO

W:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

low

rang

e ri

sing

/fal

ling

slew

rate

s.

Synt

ax

:CU

RR

ent:

STAT

ic:L

OW

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.0

78A

/uS

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 0

.078

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:CU

RR

:STA

T:LO

W:R

ISE

.001

Se

ts th

e ri

sing

slew

rate

to

0.0

01A

/uS.

Que

ry S

ynta

x : C

UR

Ren

t:ST

ATic

:LO

W:R

ISE/

FALL

?[M

IN, M

AX

]

PEL-

2000

Pro

gram

min

g M

anua

l

54

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:CU

RR

:STA

T:LO

W:R

ISE?

M

IN

0.07

8

For l

ow ra

nge

CC

mod

e,

the

Min

imum

val

ue fo

r th

e ri

sing

slew

rate

is

0.07

8 A

/uS

for t

he

spec

ific

chan

nel.

:CU

RR

ent:S

TATi

c:H

IGH

:AV

ALu

e/B

VA

Lue

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

high

rang

e A

/B V

alue

for c

onst

ant c

urre

nt

stat

ic m

ode.

Synt

ax

:CU

RR

ent:

STAT

ic:H

IGH

:AVA

Lue/

BVA

Lue

<N

Rf+

>[A

]

Para

met

er

NR

f+[A

]

AV

ALu

e 10

Se

ts A

Val

ue to

10

Am

ps.

(hig

h ra

nge

only

)

B

VALu

e 20

Se

ts B

Val

ue to

20

Am

ps.

(hig

h R

ange

onl

y)

AV

ALu

e M

IN

Sets

A V

alue

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

A

Val

ue M

AX

Se

ts A

Val

ue to

the

max

imum

Lev

el fo

r th

e sp

ecifi

c ch

anne

l.

Exam

ple

:CU

RR

ent:S

TATi

c:H

IGH

:AV

ALu

e 10

Se

ts h

igh

rang

e C

C s

tatic

m

ode

A V

alue

to 1

0 am

ps.

Que

ry S

ynta

x :C

UR

Ren

t:STA

Tic:

HIG

H:A

VALu

e/B

VALu

e?

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] A

uto

load

mod

e

1

unit=

1 a

mp

Ret

urns

the

curr

ent o

f the

A

or

B V

alue

.

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55

Que

ry E

xam

ple

:CU

RR

:STA

T:H

IGH

:BVA

Lue?

MA

X

20.4

000

Retu

rns

the

max

imum

cu

rren

t allo

wed

for t

he

chan

nel i

n hi

gh ra

nge

mod

e. (P

EL-2

020)

:CU

RR

ent:S

TATi

c:H

IGH

:RIS

E/FA

LL

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

high

rang

e ri

sing

/fal

ling

slew

rate

.

Synt

ax

:CU

RR

ent:S

TATi

c:H

IGH

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:CU

RR

:STA

T:H

IGH

:RIS

E 1.

1 Se

ts th

e ri

sing

slew

rate

to

1.1

A/u

S.

Que

ry S

ynta

x :C

UR

Ren

t:STA

Tic:

HIG

H:R

ISE/

FALL

?[M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:CU

RR

:STA

T:H

IGH

:RIS

E?

MA

X

0.80

00

For h

igh

rang

e C

C m

ode,

th

e m

axim

um v

alue

for

the

risi

ng sl

ew ra

te is

0.

8000

A/u

S fo

r the

sp

ecifi

c ch

anne

l.

PEL-

2000

Pro

gram

min

g M

anua

l

56

:CU

RR

ent:D

YNam

ic:L

1/L2

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

curr

ent l

evel

s (L

evel

1 &

2) f

or C

C

dyna

mic

mod

e. T

he c

omm

and

is ra

nge

depe

ndan

t. If

the

curr

ent r

ange

is L

ow, t

hen

the

setti

ngs

will

on

ly a

pply

to lo

w ra

nge.

Synt

ax

:CU

RR

ent:D

YNam

ic:L

1/L2

<N

Rf+

>[A

]

Para

met

er

NR

f+[A

] C

urre

nt

L1

1

Sets

L1

to 1

Am

p.

L2

2

Sets

L2

to 2

Am

ps.

L2

2A

Se

ts L

2 to

2 A

mps

.

L1

/L2

MIN

Se

ts L

1 or

L2

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

L1

/L2

MA

X

Sets

L1

or L

2 to

the

max

imum

Lev

el fo

r th

e sp

ecifi

c ch

anne

l.

Exam

ple

:CU

RR

:DYN

:L1

10

In C

C d

ynam

ic m

ode,

Se

t L1

(leve

l 1) t

o 10

am

ps.

Que

ry S

ynta

x :C

UR

Ren

t:DYN

amic

:L1/

L2?

MIN

, MA

X

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] C

urre

nt

1

unit=

1 a

mp

Ret

urns

the

curr

ent o

f L1

/L2,

or

the

max

imum

or

min

imum

cur

rent

allo

wed

.

Que

ry E

xam

ple

:CU

RR

:DYN

:L2?

2.04

00

Retu

rns

curr

ent f

or th

e sp

ecifi

c ch

anne

l.

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:CU

RR

ent:D

YNam

ic:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

risi

ng/f

allin

g sl

ew ra

te fo

r CC

dyn

amic

m

ode

for t

he sp

ecifi

c ch

anne

l and

rang

e.

Synt

ax

:CU

RR

ent:D

YNam

ic:R

ISE/

FALL

<N

Rf+

>[A

/uS]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:CU

RR

:DYN

A:R

ISE

1.1

Sets

the

risi

ng sl

ew ra

te

to 1

.1A

/uS.

Que

ry S

ynta

x : C

UR

Ren

t:DYN

amic

:RIS

E/FA

LL?

[MIN

, MA

X]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um o

r m

inim

um.

Que

ry E

xam

ple

:CU

RR

:DYN

:FA

LL?

MIN

0.00

03

Show

s th

e m

inim

um

allo

wab

le v

alue

for t

he

falli

ng sl

ew ra

te a

s 0.0

003

A/u

S fo

r the

spec

ific

chan

nel a

nd ra

nge.

:CU

RR

ent:D

YNam

ic:T

1/T2

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

timer

s T1

or T

2 fo

r CC

dyn

amic

mod

e fo

r th

e sp

ecifi

c ch

anne

l and

rang

e.

Synt

ax

:CU

RR

ent:D

YNam

ic:T

1/T2

<N

Rf+

>[S|

ms]

PEL-

2000

Pro

gram

min

g M

anua

l

58

Para

met

er

<NR

f+>[

S]

Tim

e

T1

/T2

0.1S

Se

ts th

e T1

/T2

time

to 0

.1

seco

nds.

T1

/T2

1 Se

ts T

1/T2

to 1

sec

ond.

T1

/T2

MIN

Se

ts th

e T1

/T2

to th

e m

inim

um v

alue

.

T1

/T2

MA

X

Sets

the

T1/T

2 tim

e to

the

max

imum

tim

e

Exam

ple

:CU

RR

:DYN

A:T

1 .1

S Se

ts th

e T1

tim

e to

100

m

illis

econ

ds fo

r the

sp

ecifi

c ch

anne

l.

Que

ry S

ynta

x : C

UR

Ren

t:DYN

amic

:T1/

T2?

[MIN

, MA

X]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Ti

me

1

Uni

t=1

seco

nd

Ret

urns

T1/

T2 ti

me.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:CU

RR

:DYN

:LO

W:T

1?

2.5

:CU

RR

:DYN

:LO

W:T

1?

MIN

0.00

0025

Retu

rns

the

T1 ti

me

of

2.5

seco

nds.

Retu

rns

the

min

imum

T1

time

allo

wab

le fo

r the

sp

ecifi

c ch

anne

l and

ra

nge.

:CU

RR

ent:D

YNam

ic:L

OW

:L1/

L2

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

low

rang

e cu

rren

t lev

els (

Leve

l 1 &

2) f

or

CC

dyn

amic

mod

e.

Synt

ax

:CU

RR

ent:D

YNam

ic:L

OW

:L1/

L2 <

NR

f+>[

A]

Para

met

er

NR

f+[A

] C

urre

nt

L1

1

Sets

L1

to 1

Am

p. (

low

ra

nge

only

)

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L2

2

Sets

L2

to 2

Am

ps. (

low

R

ange

onl

y)

L2

2A

Se

ts L

2 to

2 A

mps

. (lo

w

Ran

ge o

nly)

L1

/L2

MIN

Se

ts L

1 or

L2

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

L1

/L2

MA

X

Sets

L1

or L

2 to

the

max

imum

Lev

el fo

r th

e sp

ecifi

c ch

anne

l.

Exam

ple

:CU

RR

:DYN

:LO

W:L

1 10

In

low

ran

ge C

C d

ynam

ic,

Set L

1 (l

evel

1)

to 1

0 am

ps.

Que

ry S

ynta

x :C

UR

Ren

t:DYN

amic

:LO

W:L

1/L2

? M

IN, M

AX

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] C

urre

nt

1

unit=

1 a

mp

Ret

urns

the

curr

ent o

f L1

/L2,

or

the

max

imum

or

min

imum

cur

rent

allo

wed

.

Que

ry E

xam

ple

:CU

RR

:DYN

:LO

W:L

2?

2.04

00

Retu

rns

curr

ent f

or th

e sp

ecifi

c ch

anne

l.

:CU

RR

ent:D

YNam

ic:L

OW

:RIS

E/FA

LL

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

low

rang

e ri

sing

/fal

ling

slew

rate

for C

C

dyna

mic

mod

e fo

r the

spe

cific

cha

nnel

.

Synt

ax

:CU

RR

ent:D

YNam

ic:L

OW

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

PEL-

2000

Pro

gram

min

g M

anua

l

60

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:CU

RR

:DYN

A:L

OW

:RIS

E 1.

1 Se

ts th

e ri

sing

slew

rate

to

1.1

A/u

S.

Que

ry S

ynta

x : C

UR

Ren

t:DYN

amic

:LO

W:R

ISE/

FALL

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um o

r m

inim

um.

Que

ry E

xam

ple

:CU

RR

:DYN

:LO

W:F

ALL

? M

IN

0.00

03

For l

ow ra

nge

dyna

mic

C

C m

ode,

the

min

imum

al

low

able

val

ue fo

r the

fa

lling

slew

rate

is 0

.000

3 A

/uS

for t

he sp

ecifi

c ch

anne

l.

:CU

RR

ent:D

YNam

ic:L

OW

:T1/

T2

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

low

rang

e tim

ers T

1 or

T2

for C

C d

ynam

ic

mod

e fo

r the

spec

ific

chan

nel.

Synt

ax

:CU

RR

ent:D

YNam

ic:L

OW

:T1/

T2 <

NR

f+>[

S/m

s]

Para

met

er

<NR

f+>[

S/m

s]

Tim

e

T1

/T2

0.1S

Se

ts th

e T1

/T2

time

to 0

.1

seco

nds.

T1

/T2

1 Se

ts T

1/T2

to 1

sec

ond.

T1

/T2

MIN

Se

ts th

e T1

/T2

to th

e m

inim

um v

alue

.

T1

/T2

MA

X

Sets

the

T1/T

2 tim

e to

the

max

imum

tim

e

Page 31: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

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ETA

ILS

61

Exam

ple

:CU

RR

:DYN

A:L

OW

:T1

.1S

Sets

the

T1 ti

me

to 1

00

mill

isec

onds

for t

he

spec

ific

chan

nel.

Que

ry S

ynta

x : C

UR

Ren

t:DYN

amic

:LO

W:T

1/T2

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Ti

me

1

Uni

t=1

seco

nd

Ret

urns

T1/

T2 ti

me.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:CU

RR

:DYN

:LO

W:T

1?

2.5

:CU

RR

:DYN

:LO

W:T

1?

MIN

0.00

0025

Retu

rns

the

T1 ti

me

of

2.5

seco

nds.

Retu

rns

the

min

imum

T1

time

allo

wab

le fo

r the

sp

ecifi

c ch

anne

l.

:CU

RR

ent:D

YNam

ic:H

IGH

:L1/

L2

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

high

rang

e cu

rren

t lev

els (

Leve

l 1 &

2) f

or

CC

dyn

amic

mod

e.

Synt

ax

:CU

RR

ent:D

YNam

ic:H

IGH

:L1/

L2 <

NR

f+>[

A]

Para

met

er

NR

f+[A

]

L1

10

Sets

L1

to 1

0 A

mps

. (H

igh

rang

e on

ly)

L2

20

Sets

L2

to 2

0 A

mps

. (H

igh

Ran

ge o

nly)

L1

/L2

MIN

Se

ts L

1 or

L2

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

L1

/L2

MA

X

Sets

L1

or L

2 to

the

max

imum

Lev

el fo

r th

e sp

ecifi

c ch

anne

l.

PEL-

2000

Pro

gram

min

g M

anua

l

62

Exam

ple

:CU

RR

:DYN

:HIG

H:L

1 10

In

hig

h ra

nge

CC

dy

nam

ic m

ode,

Set

L1

(leve

l 1) t

o 10

am

ps.

Que

ry S

ynta

x :C

UR

Ren

t:DYN

amic

:HIG

H:L

1/L2

? M

IN, M

AX

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] R

etur

n va

lue

1

unit=

1 a

mp

Ret

urns

the

curr

ent o

f Le

vel 1

/ 2

(L1/

L2).

Que

ry E

xam

ple

:CU

RR

:DYN

:HIG

H:L

2?

MA

X

20.4

000

Retu

rns

the

max

imum

cu

rren

t allo

wed

for t

he

chan

nel.

(PEL

-202

0)

:CU

RR

ent:D

YNam

ic:H

IGH

:RIS

E/FA

LL

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

high

rang

e ri

sing

/fal

ling

slew

rate

for C

C

dyna

mic

mod

e fo

r the

spe

cific

cha

nnel

.

Synt

ax

:CU

RR

ent:D

YNam

ic:H

IGH

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:CU

RR

:DYN

A:H

IGH

:RIS

E 1.

1 Se

ts th

e ri

sing

slew

rate

to

1.1

A/u

S.

Que

ry S

ynta

x : C

UR

Ren

t:DYN

amic

:HIG

H:R

ISE/

FALL

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

|MIN

] Sl

ew r

ate

1

Uni

t = 1

am

p/uS

R

etur

ns th

e sl

ew r

ate.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Page 32: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

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63

Que

ry E

xam

ple

:CU

RR

:DYN

:HIG

H:F

ALL

? M

AX

0.8

For h

igh

rang

e dy

nam

ic

CC

mod

e, th

e m

axim

um

valu

e fo

r the

falli

ng sl

ew

rate

is 0

.8 A

/uS

for t

he

spec

ific

chan

nel.

:CU

RR

ent:D

YNam

ic:H

IGH

:T1/

T2

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

timer

s T1

or T

2 fo

r CC

dyn

amic

mod

e fo

r th

e sp

ecifi

c ch

anne

l in

high

rang

e.

Synt

ax

:CU

RR

ent:D

YNam

ic:H

IGH

:T1/

T2 <

NR

f+>[

S|m

s]

Para

met

er

<NR

f+>[

S]

Tim

e

T1

/T2

0.1S

Se

ts th

e T1

/T2

time

to 0

.1

seco

nds.

T1

/T2

1 Se

ts T

1/T2

to 1

sec

ond.

T1

/T2

MIN

Se

ts th

e T1

/T2

to th

e m

inim

um v

alue

.

T1

/T2

MA

X

Sets

the

T1/T

2 tim

e to

the

max

imum

tim

e

Exam

ple

:CU

RR

:DYN

A:H

IGH

:T1

10S

Sets

the

high

rang

e T1

tim

e to

10

seco

nds

for

the

spec

ific

chan

nel.

Que

ry S

ynta

x : C

UR

Ren

t:DYN

amic

:HIG

H:T

1/T2

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Ti

me

1

Uni

t=1

seco

nd

Ret

urns

T1/

T2 ti

me.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:CU

RR

:DYN

:HIG

H:T

1?

2.5

:CU

RR

:DYN

:HIG

H:T

1?

MIN

0.00

0025

Retu

rns

the

T1 ti

me

of

2.5

seco

nds.

Retu

rns

the

min

imum

T1

time

allo

wab

le fo

r the

sp

ecifi

c ch

anne

l.

PEL-

2000

Pro

gram

min

g M

anua

l

64 FETC

H S

ubsy

stem

:F

ETC

h:V

OLT

age?

.....

......

......

......

......

......

......

......

......

... 64

:FET

Ch:

CU

RR

ent?

.....

......

......

......

......

......

......

......

......

... 64

:FET

Ch:

POW

er?

......

......

......

......

......

......

......

......

......

..... 6

5 :F

ETC

h:ST

ATu

s? ..

......

......

......

......

......

......

......

......

......

.. 65

:FET

Ch:

ALL

Vol

tage

? ...

......

......

......

......

......

......

......

......

. 65

:FET

Ch:

ALL

Cur

rent

? ...

......

......

......

......

......

......

......

......

. 66

:FET

Ch:

ALL

Pow

er?.

......

......

......

......

......

......

......

......

......

66

:FET

Ch:

VO

LTag

e?

Cha

nnel

Spe

cific

St

atus

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e re

al-ti

me

volta

ge o

f the

load

m

odul

e in

put f

or th

e sp

ecifi

c ch

anne

l.

Synt

ax

:FET

Ch:

VO

LTag

e? <

NR

2>

Para

met

er

<NR

2> 1

uni

t = 1

vol

t Vo

ltage

8

8 vo

lts

Que

ry E

xam

ple

:FET

C:V

OLT

?

11.2

The

spec

ific

chan

nel h

as

a vo

ltage

of 1

1.2

volts

at

the

inpu

t.

:FET

Ch:

CU

RR

ent?

C

hann

el S

peci

fic

Stat

us C

omm

and

Des

crip

tion

This

que

ry re

turn

s th

e re

al-ti

me

curr

ent o

f the

load

m

odul

e in

put f

or th

e sp

ecifi

c ch

anne

l.

Synt

ax

:FET

Ch:

CU

RR

ent?

<N

R2>

Para

met

er

<NR

2> 1

uni

t= 1

am

p

1

1 am

p

Que

ry E

xam

ple

:FET

C:C

UR

R?

1.2

The

spec

ific

chan

nel h

as

a cu

rren

t of 1

.2 a

mps

at

the

load

mod

ule

inpu

t.

Page 33: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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AN

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ILS

65

:FET

Ch:

POW

er?

Cha

nnel

Spe

cific

St

atus

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e re

al-ti

me

pow

er o

f the

load

m

odul

e in

put f

or th

e sp

ecifi

c ch

anne

l.

Synt

ax

:FET

Ch:

CU

RR

ent?

<N

R2>

Para

met

er

<NR

2> 1

uni

t= 1

am

p

1

1 am

p

Que

ry E

xam

ple

:FET

C:P

OW

?

1.2

The

spec

ific

chan

nel i

s at

1.2

wat

ts.

:FET

Ch:

STA

Tus?

St

atus

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e st

atus

of t

he lo

ad m

odul

e.

The

retu

rned

val

ue is

the

bit w

eigh

t of t

he C

hann

el

Stat

us R

egis

ter.

See

page

131

.

Synt

ax

:FET

Ch:

STAT

us?

<NR

1>

Para

met

er

<NR

1>

Con

ditio

n <N

R1>

C

ondi

tion

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

16

-128

N

ot U

sed

Que

ry E

xam

ple

:FET

C:S

TAT?

2

Ove

r vol

tage

(OV

) pr

otec

tion

has

been

tr

igge

red

for t

he s

peci

fic

chan

nel.

:FET

Ch:

ALL

Vol

tage

? A

ll C

hann

el S

tatu

s C

omm

and

Des

crip

tion

This

que

ry re

turn

s th

e vo

ltage

val

ues

of a

ll th

e lo

ad m

odul

es/c

hann

els i

n or

der f

rom

1-8

(PEL

-20

04)/

1-4(

PEL2

002)

.

Synt

ax

:FET

Ch:

ALL

Volta

ge?

PEL-

2000

Pro

gram

min

g M

anua

l

66

Para

met

er

<aar

d>

C

H1,

CH

2,C

H3,

CH

4,C

H5,

CH

6,C

H7,

CH

8 R

etur

ns a

ll th

e vo

ltage

va

lues

from

all

the

chan

nels

, 1-8

(PEL

-20

04)/

1-4(

PEL-

2002

).

Que

ry E

xam

ple

:FET

C:A

LLV

?

2.50

00, 3

.000

0, 0

.000

0,

0.00

00, 0

.000

0, 0

.000

0,

5.50

0, 0

.000

0

Cha

nnel

1 a

nd 2

hav

e vo

ltage

s of

2.5

and

3

volts

resp

ectiv

ely.

C

hann

els 3

-6 a

nd 8

hav

e no

vol

tage

and

cha

nnel

7

is 5

.5 v

olts

:FET

Ch:

ALL

Cur

rent

? A

ll C

hann

el S

tatu

s C

omm

and

Des

crip

tion

This

que

ry re

turn

s th

e cu

rren

t val

ues

of a

ll th

e lo

ad m

odul

es/c

hann

els i

n or

der f

rom

1-8

(PEL

-20

04)/

1-4(

PEL2

002)

.

Synt

ax

:FET

Ch:

ALL

Cur

rent

? <a

ard>

Para

met

er

<aar

d>

C

H1,

CH

2,C

H3,

CH

4,C

H5,

CH

6,C

H7,

CH

8 R

etur

ns a

ll th

e cu

rren

t va

lues

from

all

the

chan

nels

, 1-8

(PEL

-20

04)/

1-4(

PEL-

2002

).

Que

ry E

xam

ple

:FET

C:A

LLC

?

0.00

00, 0

.000

0, 0

.000

0,

0.00

00, 0

.000

0, 0

.000

0,

1.20

00, 3

.560

0

Cha

nnel

s 1 to

6 h

ave

no

curr

ent.

Cha

nnel

s 7 &

8

have

1.2

and

3.5

6 am

ps,

resp

ectiv

ely.

:FET

Ch:

ALL

Pow

er?

All

Cha

nnel

Sta

tus

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e po

wer

val

ues

of a

ll th

e lo

ad

mod

ules

/cha

nnel

s in

orde

r fro

m 1

-8(P

EL-2

004)

/1-

4(PE

L200

2).

Synt

ax

:FET

Ch:

ALL

Pow

er?

<aar

d>

Page 34: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

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ETA

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67

Para

met

er

<aar

d>

C

H1,

CH

2,C

H3,

CH

4,C

H5,

CH

6,C

H7,

CH

8 R

etur

ns a

ll th

e po

wer

va

lues

from

all

the

chan

nels

, 1-8

(PEL

-20

04)/

1-4(

PEL-

2002

).

Que

ry E

xam

ple

:FET

C:A

LLP?

0.00

00, 0

.000

0, 1

0.20

0,

5.50

00

Cha

nnel

s 1 to

2 h

ave

no

pow

er. C

hann

els 3

& 4

ha

ve 1

0.2

and

5.5

wat

ts,

resp

ectiv

ely.

PEL-

2000

Pro

gram

min

g M

anua

l

68 LO

AD

Sub

syst

em

:LO

AD

:[STA

Te] ..

......

......

......

......

......

......

......

......

......

..... 6

8 :L

OA

D:S

HO

Rt:[

STA

Te] .

......

......

......

......

......

......

......

..... 6

8 :L

OA

D:S

HO

Rt:K

EY ..

......

......

......

......

......

......

......

......

.... 6

9 :L

OA

D:P

RO

Tect

ion?

.....

......

......

......

......

......

......

......

..... 7

0 :L

OA

D:P

RO

Tect

ion:

CLE

ar ..

......

......

......

......

......

......

..... 7

0 :L

OA

D:T

IME?

......

......

......

......

......

......

......

......

......

......

... 70

:LO

AD

:[STA

Te]

Cha

nnel

Spec

ific

Com

man

d

Des

crip

tion

This

com

man

d tu

rns

the

elec

tron

ic lo

ad o

n/of

f for

th

e sp

ecifi

c ch

anne

l.

Synt

ax

:LO

AD

:[STA

Te] [

ON

/1, O

FF/0

]

Para

met

er

ON

/1, O

FF/0

Lo

ad m

odul

e

O

N/1

Lo

ad O

n

O

FF/0

Lo

ad O

ff

Exam

ple

:LO

AD

ON

Tu

rns

the

spec

ific

chan

nel l

oad

on.

Que

ry S

ynta

x :L

OA

D:[S

TATe

]?

Ret

urn

Para

met

er <

NR

1>

Load

mod

ule

1

Load

is O

n

0

Load

is O

ff

Que

ry E

xam

ple

:LO

AD

? Tu

rns

the

spec

ific

chan

nel l

oad

on.

:LO

AD

:SH

OR

t:[ST

ATe

] C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

This

com

man

d sh

orts

the

elec

tron

ic lo

ad o

n/of

f for

th

e sp

ecifi

c ch

anne

l.

Synt

ax

:LO

AD

:SH

OR

t:[ST

ATe]

[ON

/1, O

FF/0

]

Page 35: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

69

Para

met

er

ON

/1, O

FF/0

Sh

ort L

oad

mod

ule

O

N/1

Sh

ortin

g is

On

O

FF/0

Sh

ortin

g is

Off

Exam

ple

:LO

AD

:SH

OR

: ON

Sh

ort c

ircu

its th

e lo

ad

mod

ule

chan

nel.

Que

ry S

ynta

x :L

OA

D:S

HO

Rt[S

TATe

]?

Ret

urn

Para

met

er <

NR

1>

Shor

t Loa

d m

odul

e

1

Shor

ting

is a

ctiv

ated

0

Shor

ting

is d

eact

ivat

ed

Que

ry E

xam

ple

:LO

AD

:SH

OR

?

0

Shor

ting

is d

eact

ivat

ed

on th

e sp

ecifi

c ch

anne

l.

:LO

AD

:SH

OR

t:KEY

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

The

SHO

RT k

ey c

an b

e se

t to

Togg

le o

r Hol

d m

ode.

Synt

ax

:LO

AD

:SH

OR

t:KEY

[TO

GG

LE/1

, HO

LD/0

]

Para

met

er

TOG

GLE

/1, H

OLD

/0

Mod

e

TO

GG

LE/1

Se

ts th

e SH

OR

T ke

y to

to

ggle

mod

e

H

OLD

/0

Sets

the

SHO

RT

key

to

hold

mod

e

Exam

ple

:LO

AD

:SH

OR

:KEY

1

Set t

he S

HO

RT k

ey to

to

ggle

.

Que

ry S

ynta

x :L

OA

D:S

HO

Rt:K

EY?

Ret

urn

Para

met

er <

NR

1>

Mod

e

1

Togg

le m

ode

is a

ctiv

e

0

Hol

d m

ode

is a

ctiv

e

Que

ry E

xam

ple

:LO

AD

:SH

OR

:KEY

?

0

Hol

d m

ode

is a

ctiv

e fo

r th

e sp

ecifi

c ch

anne

l.

PEL-

2000

Pro

gram

min

g M

anua

l

70

:LO

AD

:PR

OTe

ctio

n?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Retu

rns

the

prot

ectio

n le

vels

for e

lect

roni

c lo

ad

Que

ry S

ynta

x :L

OA

D:P

RO

Tect

ion?

Que

ry E

xam

ple

:LO

AD

:PR

OT?

C

lear

s th

e C

hann

el

Stat

us R

egis

ter.

Ret

urn

Para

met

er <

NR

1>

Con

ditio

n <N

R1>

C

ondi

tion

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

16

-128

N

ot U

sed

Que

ry E

xam

ple

:LO

AD

:PR

OT?

0

Retu

rns

the

stat

us o

f the

C

hann

el S

tatu

s Reg

iste

r. H

ere

0 is

retu

rned

in

dica

ting

no p

rote

ctio

n se

tting

s ha

ve b

een

trip

ped.

:LO

AD

:PR

OTe

ctio

n:C

LEar

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

This

com

man

d cl

ears

the

Cha

nnel

Sta

tus R

egis

ter

for t

he sp

ecifi

c ch

anne

l. Se

e pa

ge13

1.

Synt

ax

:LO

AD

:PR

OTe

ctio

n:C

LEar

Exam

ple

:LO

AD

:PR

OT:

CLE

C

lear

s th

e C

hann

el

Stat

us R

egis

ter.

:LO

AD

:TIM

E?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

This

com

man

d di

spla

ys th

e to

tal l

oad

on ti

me.

If

the

load

is o

n, th

e lo

ad ti

me

whe

n th

e co

mm

and

was

issu

ed is

dis

play

ed.

Que

ry S

ynta

x :L

OA

D:T

IME?

Page 36: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

AN

D D

ETA

ILS

71

Ret

urn

Para

met

er <

NR

1>1u

nit =

1 s

econ

d Lo

ad o

n tim

e

2.

2 2.

2 se

cond

s

Que

ry E

xam

ple

:LO

AD

:TIM

E?

5.1

Retu

rns

the

load

on

time

as 5

.1 se

cond

s.

PEL-

2000

Pro

gram

min

g M

anua

l

72 Mea

sure

Sub

syst

em

:MEA

Sure

:VO

LTag

e? ..

......

......

......

......

......

......

......

......

. 72

:MEA

Sure

:CU

RR

ent?

.....

......

......

......

......

......

......

......

.... 7

2 :M

EASu

re:P

OW

er? .

......

......

......

......

......

......

......

......

......

73

:MEA

Sure

:INPu

t ....

......

......

......

......

......

......

......

......

......

73

:MEA

Sure

:SC

AN

.....

......

......

......

......

......

......

......

......

..... 7

4 :M

EASu

re:A

LLV

olta

ge? .

......

......

......

......

......

......

......

..... 7

4 :M

EASu

re:A

LLC

urre

nt? .

......

......

......

......

......

......

......

..... 7

5 :M

EASu

re:A

LLPo

wer

? ....

......

......

......

......

......

......

......

.... 7

5

:MEA

Sure

:VO

LTag

e?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

This

que

ry re

turn

s th

e m

easu

red

volta

ge o

f the

sp

ecifi

c ch

anne

l.

Que

ry S

ynta

x :M

EASu

re:V

OLT

age?

<N

R2>

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

vol

t Vo

ltage

at t

he lo

ad in

put

0.

5000

0.

5000

vol

ts

Que

ry E

xam

ple

:MEA

S:V

OLT

?

8.56

00

A v

olta

ge o

f 8.5

6 vo

lts is

m

easu

red

at th

e sp

ecifi

c ch

anne

l loa

d in

put.

:MEA

Sure

:CU

RR

ent?

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e m

easu

red

curr

ent o

f the

sp

ecifi

c ch

anne

l.

Que

ry S

ynta

x :M

EASu

re:C

UR

Ren

t? <

NR

2>

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

am

p C

urre

nt a

t the

load

inpu

t

1.

0000

1.

0000

am

ps

Que

ry E

xam

ple

:MEA

S:C

UR

R?

1.5

A c

urre

nt o

f 1.5

am

ps is

m

easu

red

at th

e sp

ecifi

c ch

anne

l loa

d in

put.

Page 37: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

73

:MEA

Sure

:PO

Wer

? C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e m

easu

red

pow

er o

f the

sp

ecifi

c ch

anne

l.

Que

ry S

ynta

x :M

EASu

re:P

OW

er?

<NR

2>

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

wat

t Po

wer

at t

he lo

ad in

put

1.

0000

1.

0000

wat

ts

Que

ry E

xam

ple

:MEA

S:PO

W?

1.5

1.5

wat

ts is

mea

sure

d at

th

e sp

ecifi

c ch

anne

l loa

d in

put.

:MEA

Sure

:INPu

t C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

This

com

man

d is

for c

ompa

tibili

ty w

ith o

ther

in

stru

men

ts o

nly

and

has n

o ac

tion.

Synt

ax

:MEA

Sure

:INPu

t [LO

AD

/0, U

UT/

1]

Para

met

er

LOA

D/0

, UU

T/1

Volta

ge S

ense

LO

AD

/0

Dis

able

d

U

UT/

1 En

able

d

Exam

ple

:MEA

S:IN

P 0

Dis

able

vol

tage

sen

se.

Que

ry S

ynta

x :M

EASu

re:IN

Put?

<N

R1>

Ret

urn

Para

met

er <

NR

1>

Volta

ge S

ense

0

Dis

able

d

1

Enab

led

Que

ry E

xam

ple

:MEA

S:IN

P?

1

Retu

rns

the

volta

ge

inpu

t sta

tus.

Vol

tage

se

nse

is e

nabl

ed.

PEL-

2000

Pro

gram

min

g M

anua

l

74

:MEA

Sure

:SC

AN

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

This

com

man

d al

low

s th

e m

ainf

ram

e to

sca

n al

l th

e lo

ad m

odul

es.

Synt

ax

:MEA

Sure

:SC

AN

[OFF

/0, O

N/1

]

Para

met

er

OFF

/0, O

N/1

Sc

an

O

FF/0

D

isab

led

O

N/1

En

able

d

Exam

ple

:MEA

S:SC

AN

0

Dis

able

scan

ning

.

Que

ry S

ynta

x :M

EASu

re:S

CA

N?

<NR

1>

Ret

urn

Para

met

er <

NR

1>

Scan

0

Dis

able

d

1

Enab

led

Que

ry E

xam

ple

:MEA

S:SC

AN

?

1

Retu

rns

the

scan

ning

st

atus

. Her

e sc

anni

ng is

en

able

d.

:MEA

Sure

:ALL

Vol

tage

? A

ll C

hann

el

Com

man

d

Des

crip

tion

This

que

ry m

easu

res t

he v

olta

ge v

alue

s of a

ll th

e lo

ad m

odul

es/c

hann

els i

n or

der f

rom

1-8

(PEL

-20

04)/

1-4(

PEL2

002)

.

Que

ry S

ynta

x :M

EASu

re:A

LLVo

ltage

? <a

ard>

Que

ry P

aram

eter

<a

ard>

1 u

nit =

1 v

olt

C

H1,

CH

2,C

H3,

CH

4,C

H5,

CH

6,C

H7,

CH

8 R

etur

ns a

ll th

e vo

ltage

va

lues

from

all

the

chan

nels

, 1-8

(PEL

-20

04)/

1-4(

PEL-

2002

).

Page 38: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

75

Que

ry E

xam

ple

:MEA

S:A

LLV

?

2.50

00, 3

.000

0, 0

.000

0,

0.00

00, 0

.000

0, 0

.000

0,

5.50

0, 0

.000

0

Cha

nnel

1 a

nd 2

hav

e vo

ltage

s of

2.5

and

3

volts

resp

ectiv

ely.

C

hann

els 3

-6 a

nd 8

hav

e no

vol

tage

and

cha

nnel

7

is 5

.5 v

olts

:MEA

Sure

:ALL

Cur

rent

? A

ll C

hann

el

Com

man

d

Des

crip

tion

This

que

ry re

turn

s th

e cu

rren

t mea

sure

d of

all

the

load

mod

ules

/cha

nnel

s in

orde

r fro

m 1

-8 (P

EL-

2004

)/1-

4(PE

L200

2).

Que

ry S

ynta

x :M

EASu

re:A

LLC

urre

nt?

<aar

d>

Que

ry P

aram

eter

<a

ard>

1 u

nit =

1 a

mp

C

H1,

CH

2,C

H3,

CH

4,C

H5,

CH

6,C

H7,

CH

8 R

etur

ns a

ll th

e cu

rren

t va

lues

from

all

the

chan

nels

, 1-8

(PEL

-20

04)/

1-4(

PEL-

2002

).

Que

ry E

xam

ple

:MEA

S:A

LLC

?

0.00

00, 0

.000

0, 0

.000

0,

0.00

00, 0

.000

0, 0

.000

0,

1.20

00, 3

.560

0

Cha

nnel

s 1 to

6 h

ave

no

curr

ent.

Cha

nnel

s 7 &

8

have

1.2

and

3.5

6 am

ps,

resp

ectiv

ely.

:MEA

Sure

:ALL

Pow

er?

All

Cha

nnel

C

omm

and

Des

crip

tion

This

que

ry re

turn

s th

e po

wer

mea

sure

d of

all

the

load

mod

ules

/cha

nnel

s in

orde

r fro

m 1

-8 (P

EL-

2004

)/1-

4(PE

L200

2).

Que

ry S

ynta

x :M

EASu

re:A

LLPo

wer

? <a

ard>

Que

ry P

aram

eter

<a

ard>

1 u

nit =

1 w

att

C

H1,

CH

2,C

H3,

CH

4,C

H5,

CH

6,C

H7,

CH

8 R

etur

ns a

ll th

e po

wer

va

lues

from

all

the

chan

nels

, 1-8

(PEL

-20

04)/

1-4(

PEL-

2002

).

PEL-

2000

Pro

gram

min

g M

anua

l

76

Que

ry E

xam

ple

:MEA

S:A

LLP?

0.00

00, 0

.000

0, 0

.000

0

,0.0

000,

0.0

000,

0.0

000,

1.

5000

, 3.2

000

Cha

nnel

s 1 to

6 h

ave

no

pow

er. C

hann

els 7

& 8

ha

ve 1

.5 a

nd 3

.2 w

atts

, re

spec

tivel

y.

Page 39: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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AN

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ETA

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77

MO

DE

Subs

yste

m

:MO

DE

......

......

......

......

......

......

......

......

......

......

......

......

77

:MO

DE

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

This

com

man

d se

ts th

e op

erat

ing

mod

e of

the

spec

ific

chan

nel.

Som

e m

odes

are

load

mod

ule

depe

ndan

t.

Synt

ax

:MO

DE:

[ CC

L, C

CH

, C

CD

L, C

CD

H,

CR

L, C

RH

, C

RD

L, C

RD

H,

CV

]

Para

met

er

<aar

d>

C

CL

CC

sta

tic m

ode,

low

ran

ge

C

CH

C

C s

tatic

mod

e, h

igh

rang

e

C

CD

L C

C d

ynam

ic m

ode,

low

ran

ge

C

CD

H

CC

dyn

amic

mod

e, h

igh

rang

e

C

RL

CR

sta

tic m

ode,

low

ran

ge

C

RH

C

R s

tatic

mod

e, h

igh

rang

e

C

RD

L C

R d

ynam

ic m

ode,

low

ran

ge

C

RD

H

CR

dyn

amic

mod

e, h

igh

rang

e

C

V

CV

mod

e

Exam

ple

:MO

DE:

CC

L Se

t the

spe

cific

cha

nnel

to

low

rang

e co

nsta

nt

curr

ent s

tatic

mod

e.

Que

ry S

ynta

x :M

OD

E?

Ret

urn

Para

met

er <

aard

> M

ode

C

CL

CC

sta

tic m

ode,

low

ran

ge

C

CH

C

C s

tatic

mod

e, h

igh

rang

e

C

CD

L C

C d

ynam

ic m

ode,

low

ran

ge

C

CD

H

CC

dyn

amic

mod

e, h

igh

rang

e

PEL-

2000

Pro

gram

min

g M

anua

l

78

C

RL

CR

sta

tic m

ode,

low

ran

ge

C

RH

C

R s

tatic

mod

e, h

igh

rang

e

C

RD

L C

R d

ynam

ic m

ode,

low

ran

ge

C

RD

H

CR

dyn

amic

mod

e, h

igh

rang

e

C

V

CV

mod

e

Que

ry E

xam

ple

:MO

DE?

CC

H

The

spec

ific

chan

nel i

s cu

rren

tly s

et to

CC

sta

tic

mod

e, h

igh

rang

e.

Page 40: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

79

Prog

ram

Sub

syst

em

:PR

OG

ram

:FIL

E ...

......

......

......

......

......

......

......

......

......

. 79

:PR

OG

ram

:SEQ

uenc

e ....

......

......

......

......

......

......

......

... 8

0:P

RO

Gra

m:M

EMor

y ...

......

......

......

......

......

......

......

......

80

:PR

OG

ram

:SEQ

uenc

e:SH

OR

t:CH

AN

nel .

......

......

......

81

:PR

OG

ram

:SEQ

uenc

e:SH

OR

t:TIM

E ...

......

......

......

.....

82:P

RO

Gra

m:S

EQue

nce:

MO

DE

......

......

......

......

......

......

82

:PR

OG

ram

:AC

Tive

.....

......

......

......

......

......

......

......

......

. 83

:PR

OG

ram

:CH

Ain

......

......

......

......

......

......

......

......

......

. 84

:PR

OG

ram

:ON

Tim

e ...

......

......

......

......

......

......

......

......

84

:PR

OG

ram

:OFF

Tim

e ...

......

......

......

......

......

......

......

.....

85:P

RO

Gra

m:R

UN

......

......

......

......

......

......

......

......

......

.... 8

6:P

RO

Gra

m:S

AV

E ...

......

......

......

......

......

......

......

......

......

86

:PR

OG

ram

:FIL

E Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Sets

the

prog

ram

num

ber.

Synt

ax

:PR

OG

ram

:FIL

E <N

R1>

Para

met

er

<NR

1>

Prog

ram

num

ber

1~

12

Num

ber

1~12

Exam

ple

:PR

OG

:FIL

E 5

Sets

the

prog

ram

nu

mbe

r to

5.

Que

ry S

ynta

x :P

RO

Gra

m:F

ILE?

Ret

urn

Para

met

er <

NR

1>

Mai

nfra

me

Scan

ning

1-

12

Ret

urns

the

curr

ent

prog

ram

num

ber

Que

ry E

xam

ple

:PR

OG

:FIL

E?

5

The

set p

rogr

am n

umbe

r is

5.

PEL-

2000

Pro

gram

min

g M

anua

l

80

:PR

OG

ram

:SEQ

uenc

e Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Sets

the

Sequ

ence

num

ber f

or th

e cu

rren

t pro

gram

nu

mbe

r.

Synt

ax

:PR

OG

ram

:SEQ

uenc

e <N

R1>

Para

met

er

<NR

1>

Sequ

ence

num

ber

1~

10

Num

ber

1~10

Exam

ple

:PR

OG

:SEQ

1

Sets

the

sequ

ence

nu

mbe

r to

1 fo

r the

cu

rren

t pro

gram

nu

mbe

r.

Que

ry S

ynta

x :P

RO

Gra

m:S

EQue

nce?

Ret

urn

Para

met

er <

NR

1>

Mai

nfra

me

Scan

ning

1-

10

Ret

urns

the

curr

ent

sequ

ence

num

ber

Que

ry E

xam

ple

:PR

OG

:SEQ

?

1

The

set s

eque

nce

num

ber i

s 1.

:PR

OG

ram

:MEM

ory

Prog

ram

Num

ber

Spec

ific

Des

crip

tion

Sets

the

mem

ory

num

ber u

sed

for t

he c

urre

nt

prog

ram

/seq

uenc

e.

Synt

ax

:PR

OG

ram

:MEM

ory

<NR

1>

Para

met

er

<NR

1>

Mem

ory

num

ber

1~

120

Num

ber

1~12

0

Exam

ple

:PR

OG

:MEM

1

Sets

the

mem

ory

num

ber

to 0

01.

Que

ry S

ynta

x :P

RO

Gra

m:M

EMor

y?

Ret

urn

Para

met

er <

NR

1>

Mai

nfra

me

Scan

ning

1-

120

Ret

urns

the

curr

ent

prog

ram

num

ber

Page 41: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

AN

D D

ETA

ILS

81

Que

ry E

xam

ple

:PR

OG

:MEM

?

1

The

mem

ory

num

ber f

or

the

curr

ent

prog

ram

/seq

uenc

e is

00

1.

:PR

OG

ram

:SEQ

uenc

e:SH

OR

t:CH

AN

nel

Prog

ram

Num

ber

Spec

ific

Des

crip

tion

Sim

ulat

es s

hort

cir

cuits

for l

oad

chan

nels

for t

he

curr

ent s

eque

nce

num

ber.

Synt

ax

:PR

OG

ram

:SEQ

uenc

e:SH

OR

t:CH

AN

nel <

NR

1>

Para

met

er

<NR

1>

(BIT

WEI

GH

T)

Cha

nnel

nu

mbe

r <N

R1>

(BIT

WEI

GH

T)

Cha

nnel

nu

mbe

r

1

1 16

5

2

2 32

6

4

3 64

7

8

4 12

8 8

Exam

ple

:PR

OG

:SEQ

:SH

OR

:CH

AN

12

Si

mul

ates

a s

hort

cir

cuit

for c

hann

els 3

and

4.

Que

ry S

ynta

x :P

RO

Gra

m:S

EQue

nce:

SHO

Rt:C

HA

Nne

l? <

NR

1>

Ret

urn

Para

met

er <

NR

1>

(BIT

WEI

GH

T)

Shor

t C

hann

el

num

ber

<NR

1>

(BIT

WEI

GH

T)

Shor

t C

hann

el

num

ber

1

1 16

5

2

2 32

6

4

3 64

7

8

4 12

8 8

Que

ry E

xam

ple

:PR

OG

:SEQ

:SH

OR

:CH

AN

? 12

Retu

rns

chan

nels

3 a

nd 4

ar

e se

t as s

hort

ed fo

r the

pr

ogra

m se

quen

ce.

PEL-

2000

Pro

gram

min

g M

anua

l

82

:PR

OG

ram

:SEQ

uenc

e:SH

OR

t:TIM

E Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Sets

the

shor

t tim

e (s

econ

ds) f

or th

e cu

rren

t pr

ogra

m se

quen

ce.

Synt

ax

:PR

OG

ram

:SEQ

uenc

e:SH

OR

t:TIM

E <N

Rf>

[S]

Para

met

er

<NR

f>[S

] Sh

ort T

ime

0.

1~60

0.

1~60

sec

onds

0.

1~60

S 0.

1~60

sec

onds

Exam

ple

:PR

OG

:SEQ

:SH

OR

:TIM

E 0.

5 Th

e sh

ort t

ime

for t

he

prog

ram

sequ

ece

is se

t to

.5 se

cond

s

Que

ry S

ynta

x :P

RO

Gra

m:S

EQue

nce:

SHO

Rt:T

IME?

<N

R2>

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

sec

ond

Shor

t Tim

e

0.

1-60

R

etur

ns th

e sh

ort t

ime

for

the

prog

ram

seq

uenc

e.

Que

ry E

xam

ple

:PR

OG

:SEQ

:SH

OR

:TIM

E?

5

The

shor

t tim

e fo

r the

pr

ogra

m se

quen

ce is

5

seco

nds.

:PR

OG

ram

:SEQ

uenc

e:M

OD

E Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Sets

the

prog

ram

seq

uenc

e to

Aut

o, M

anua

l or

Skip

mod

e.

Synt

ax

:PR

OG

ram

:SEQ

uenc

e:M

OD

E [M

AN

UA

L, A

UTO

, SK

IP]

Para

met

er

[MA

NU

AL,

AU

TO, S

KIP

] M

OD

E

M

AN

UA

L M

anua

l mod

e: p

rogr

am

sequ

ence

is r

un m

anua

lly

A

UTO

A

uto

mod

e: p

rogr

am

sequ

ence

is r

un

auto

mat

ical

ly

Page 42: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

83

SK

IP

Skip

mod

e: c

urre

nt

prog

ram

seq

uenc

e is

sk

ippe

d.

Exam

ple

:PR

OG

:SEQ

:MO

DE:

AU

TO T

he c

urre

nt p

rogr

am

sequ

ence

is s

et to

A

utom

atic

mod

e.

Que

ry S

ynta

x :P

RO

Gra

m:S

EQue

nce:

MO

DE?

[MA

NU

AL,

AU

TO,

SKIP

]

Ret

urn

Para

met

er [

MA

NU

AL,

AU

TO, S

KIP

] C

urre

nt m

ode

M

AN

UA

L M

anua

l mod

e

A

UTO

A

uto

mod

e

SK

IP

Skip

mod

e

Que

ry E

xam

ple

:PR

OG

:SEQ

:MO

DE?

AU

TO

The

curr

ent p

rogr

am

sequ

ence

is s

et to

AU

TO.

:PR

OG

ram

:AC

Tive

Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Act

ivat

es o

r sel

ects

the

activ

e lo

ad m

odul

es.

Synt

ax

:PR

OG

ram

:AC

Tive

<N

R1>

Para

met

er

<NR

1>

(BIT

WEI

GH

T)

Act

ive

Cha

nnel

<N

R1>

(BIT

WEI

GH

T)

Act

ive

Cha

nnel

1

1 16

5

2

2 32

6

4

3 64

7

8

4 12

8 8

Exam

ple

:PR

OG

:AC

T 4

Act

ivat

es c

hann

el th

ree.

Que

ry S

ynta

x :P

RO

Gra

m:A

CTi

ve?

<NR

1>

Ret

urn

Para

met

er <

NR

1>

(BIT

WEI

GH

T)

Act

ive

Cha

nnel

<N

R1>

(BIT

WEI

GH

T)

Act

ive

Cha

nnel

1

1 16

5

2

2 32

6

PEL-

2000

Pro

gram

min

g M

anua

l

84

4

3 64

7

8

4 12

8 8

Que

ry E

xam

ple

:PR

OG

:AC

T?

12

Cha

nnel

s 3 a

nd 4

are

ac

tive.

:PR

OG

ram

:CH

Ain

Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Cha

ins

the

curr

ent p

rogr

am n

umbe

r to

a sp

ecifi

ed

prog

ram

num

ber.

Synt

ax

:PR

OG

ram

:CH

Ain

<N

R1>

Para

met

er

<NR

1>

Prog

ram

1-

12

1-12

0

No

chai

n/En

d ch

ain

Exam

ple

:PR

OG

:CH

A 6

C

hain

s th

e cu

rren

t pr

ogra

m n

umbe

r to

prog

ram

num

ber 6

Que

ry S

ynta

x :P

RO

Gra

m:C

HA

in?

<NR

1>

Ret

urn

Para

met

er <

NR

1>

Prog

ram

1-

12

1-12

0

No

chai

n/En

d ch

ain

Que

ry E

xam

ple

:PR

OG

:CH

A?

6

Retu

rns

the

prog

ram

nu

mbe

r the

cur

rent

pr

ogra

m is

cha

ined

to.

:PR

OG

ram

:ON

Tim

e Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Sets

the

on-ti

me

for t

he p

rogr

am n

umbe

r. 0.

1~60

se

cond

s.

Synt

ax

:PR

OG

ram

:ON

Tim

e <N

Rf>

[S]

Para

met

er

<NR

f>[S

] Pr

ogra

m O

n Ti

me

0.

1-60

0.

1~60

sec

onds

0.

1-60

s 0.

1~60

sec

onds

Page 43: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

85

Exam

ple

:PR

OG

:ON

T 10

S Se

t the

on-

time

for t

he

curr

ent p

rogr

am n

umbe

r to

10

seco

nds.

Que

ry S

ynta

x :P

RO

Gra

m:O

NTi

me?

<N

R2>

Ret

urn

Para

met

er <

NR

2>

Prog

ram

On

Tim

e

0.

1-60

0.

1~60

sec

onds

Que

ry E

xam

ple

:PR

OG

:ON

T?

10

Retu

rns

the

on-ti

me

for

the

curr

ent p

rogr

am

num

ber i

n se

cond

s.

:PR

OG

ram

:OFF

Tim

e Pr

ogra

m N

umbe

r Sp

ecifi

c

Des

crip

tion

Sets

the

off-t

ime

for t

he p

rogr

am n

umbe

r. 0.

1~60

se

cond

s.

Synt

ax

:PR

OG

ram

:OFF

Tim

e <N

Rf>

[S]

Para

met

er

<NR

f>[S

] Pr

ogra

m O

ff Ti

me

0.

1-60

0.

1~60

sec

onds

0.

1-60

s 0.

1~60

sec

onds

Exam

ple

:PR

OG

:OFF

T 10

S Se

t the

off-

time

for t

he

curr

ent p

rogr

am n

umbe

r to

10

seco

nds.

Que

ry S

ynta

x :P

RO

Gra

m:O

FFTi

me?

<N

R2>

Ret

urn

Para

met

er <

NR

2> I

unit

= 1

seco

nd

Prog

ram

Off

Tim

e

0.

1-60

0.

1~60

sec

onds

Que

ry E

xam

ple

:PR

OG

:OFF

T?

10

Retu

rns t

he o

ff-tim

e fo

r th

e cu

rren

t pro

gram

nu

mbe

r in

seco

nds.

PEL-

2000

Pro

gram

min

g M

anua

l

86

:PR

OG

ram

:RU

N

All

Cha

nnel

C

omm

and

Des

crip

tion

Runs

the

curr

ent p

rogr

am n

umbe

r whe

n se

t to

on,

and

whe

n se

t to

off w

ill a

llow

all

the

prog

ram

/seq

uenc

e da

ta to

be

prog

ram

med

.

Synt

ax

:PR

OG

ram

:RU

N [O

FF/0

, ON

/1]

Para

met

er

OFF

/0, O

N/1

R

un P

rogr

am

O

FF/0

O

FF

O

N/1

O

N

Exam

ple

:PR

OG

:RU

N 1

Ru

ns th

e pr

ogra

m.

:PR

OG

ram

:SA

VE

All

Cha

nnel

C

omm

and

Des

crip

tion

Save

s th

e cu

rren

t pro

gram

to m

emor

y.

Synt

ax

:PR

OG

ram

:SAV

E

Exam

ple

:PR

OG

:SAV

E Sa

ves

the

prog

ram

to

mem

ory.

Page 44: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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MM

AN

D D

ETA

ILS

87

Res

ista

nce

Subs

yste

m

:RES

ista

nce:

L1/L

2 ...

......

......

......

......

......

......

......

......

.... 8

7:R

ESis

tanc

e:R

ISE/

FALL

......

......

......

......

......

......

......

.....

88:R

ESis

tanc

e:ST

ATi

c:LO

W:A

VA

Lue/

BV

ALu

e ....

......

.....

89:R

ESis

tanc

e:ST

ATi

c:LO

W:R

ISE/

FALL

......

......

......

......

. 90

:RES

ista

nce:

STA

Tic:

HIG

H:A

VA

Lue/

BV

ALu

e ...

......

.... 9

1:R

ESis

tanc

e:ST

ATi

c:H

IGH

:RIS

E/FA

LL ..

......

......

......

... 9

1:R

ESis

tanc

e:D

YNam

ic:L

OW

:L1/

L2 ..

......

......

......

......

.. 92

:RES

ista

nce:

DYN

amic

:LO

W:R

ISE/

FALL

.....

......

......

... 9

3:R

ESis

tanc

e:D

YNam

ic:L

OW

:T1/

T2 ..

......

......

......

......

.. 94

:RES

ista

nce:

DYN

amic

:HIG

H:L

1/L2

.....

......

......

......

.... 9

5:R

ESis

tanc

e:D

YNam

ic:H

IGH

:RIS

E/FA

LL...

......

......

.... 9

6:R

ESis

tanc

e:D

YNam

ic:H

IGH

:T1/

T2 ..

......

......

......

......

97

:RES

ista

nce:

L1/L

2 C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

A/B

Val

ue fo

r con

stan

t res

ista

nce

mod

e,

whe

re L

1 is

A V

alue

and

L2

is B

Val

ue. T

his

com

man

d on

ly a

pplie

s to

cur

rent

mod

e (s

tatic

).

Synt

ax

:RES

ista

nce:

L1/L

2 <N

Rf+

>[O

HM

]

Para

met

er

NR

f+[O

HM

] R

esis

tanc

e

L1

10

Se

ts A

Val

ue to

10

ohm

s

L2

20

Sets

B V

alue

* to

20

ohm

s

*Sin

gle

Cha

nnel

L1

MIN

Se

ts A

Val

ue to

the

min

imum

leve

l for

the

spec

ific

chan

nel.

L1

MA

X

Sets

A V

alue

to th

e m

axim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

PEL-

2000

Pro

gram

min

g M

anua

l

88

Exam

ple

:RES

:L1

10

Sets

CR

stat

ic m

ode

A

Val

ue to

10

ohm

s,

depe

ndin

g on

the

spec

ific

rang

e

Que

ry S

ynta

x :R

ESis

tanc

e:L1

/L2?

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] R

esis

tanc

e

1

unit

= 1

ohm

/1 k

ohm

R

etur

ns th

e re

sist

ance

of

the

A o

r B

Val

ue.

Que

ry E

xam

ple

:RES

:L1?

MA

X

300

Retu

rns

the

max

imum

re

sist

ance

allo

wed

for

the

chan

nel.

(PEL

-202

0)

:RES

ista

nce:

RIS

E/FA

LL

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

risi

ng/f

allin

g sl

ew ra

te fo

r CR

mod

e. T

he

com

man

d ap

plie

s to

the

curr

ent m

ode

(sta

tic/d

ynam

ic) a

nd th

e cu

rren

t ran

ge

(Hig

h/Lo

w)

Synt

ax

:RES

ista

nce:

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

Para

met

er

<NR

f+>[

A/u

S]

Slew

rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

.8

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 0

.8A

/uS

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:RES

:RIS

E 0.

1 Se

ts th

e ri

sing

slew

rate

to

0.1

A/u

S.

Que

ry S

ynta

x :R

ESis

tanc

e:R

ISE/

FALL

? [M

IN|M

AX

]

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CO

MM

AN

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ETA

ILS

89

Ret

urn

Para

met

er <

NR

2>[M

AX

|MIN

] Sl

ew r

ate

1

Uni

t =1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:RES

:RIS

E? M

AX

0.80

00

Retu

rns

the

max

imum

va

lue

for t

he ri

sing

slew

ra

te (0

.8 A

/uS)

.

:RES

ista

nce:

STA

Tic:

LOW

:AV

ALu

e/B

VA

Lue

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

low

rang

e A

/B V

alue

for c

onst

ant

resi

stan

ce st

atic

mod

e.

Synt

ax

:RES

ista

nce:

STAT

ic:L

OW

:AVA

Lue/

BVA

Lue

<NR

f+>[

OH

M]

Para

met

er

NR

f+[O

HM

] R

esis

tanc

e

AV

ALu

e 10

Se

ts A

Val

ue to

10

ohm

s.

(Low

ran

ge o

nly)

B

VALu

e 20

Se

ts B

Val

ue to

20

ohm

s.

(Low

Ran

ge o

nly)

AV

ALu

e M

IN

Sets

A V

alue

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

AV

ALu

e M

AX

Se

ts A

Val

ue to

the

max

imum

leve

l for

the

spec

ific

chan

nel.

Exam

ple

:RES

:STA

T:LO

W:B

VAL

10

Sets

low

rang

e C

R st

atic

m

ode

B V

alue

to 1

0 oh

ms.

Que

ry S

ynta

x :R

ESis

tanc

e:ST

ATic

:LO

W:A

VALu

e/B

VALu

e?

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] R

esis

tanc

e

1

unit

= 1

ohm

R

etur

ns th

e re

sist

ance

of

the

A o

r B

Val

ue.

PEL-

2000

Pro

gram

min

g M

anua

l

90

Que

ry E

xam

ple

:RES

:STA

T:LO

W:A

VAL?

M

AX

300

Retu

rns

the

max

imum

re

sist

ance

allo

wed

for

the

chan

nel.

(PEL

-202

0)

:RES

ista

nce:

STA

Tic:

LOW

:RIS

E/FA

LL

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

low

rang

e ri

sing

/fal

ling

slew

rate

.

Synt

ax

:RES

ista

nce:

STAT

ic:L

OW

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

Para

met

er

<NR

f+>[

A/u

S]

Slew

rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

.8

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 0

.8 A

/uS

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:RES

:STA

T:LO

W:R

ISE

0.1

Sets

the

risi

ng sl

ew ra

te

to 0

.1A

/uS.

Que

ry S

ynta

x :R

ESis

tanc

e:ST

ATic

:LO

W:R

ISE/

FALL

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t =1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

, MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:RES

:STA

T:LO

W:R

ISE?

M

AX

0.80

00

For l

ow ra

nge

CR

mod

e,

the

max

imum

val

ue fo

r th

e ri

sing

slew

rate

is 0

.8

A/u

S fo

r the

spec

ific

chan

nel.

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MM

AN

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ETA

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91

:RES

ista

nce:

STA

Tic:

HIG

H:A

VA

Lue/

BV

ALu

e C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

high

rang

e A

/B V

alue

for c

onst

ant

resi

stan

ce st

atic

mod

e.

Synt

ax

:RES

ista

nce:

STAT

ic:H

IGH

:AVA

Lue/

BVA

Lue

<NR

f+>[

OH

M]

Para

met

er

NR

f+[O

HM

]

AV

ALu

e 10

Se

ts A

Val

ue to

10

ohm

s.

(hig

h ra

nge

only

)

B

VALu

e 20

OH

M

Sets

B V

alue

to 2

0 oh

ms.

(h

igh

Ran

ge o

nly)

AV

ALu

e M

IN

Sets

A V

alue

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

AV

ALu

e M

AX

Se

ts A

Val

ue to

the

max

imum

leve

l for

the

spec

ific

chan

nel.

Exam

ple

:RES

:STA

T:H

IGH

:BVA

L 10

Se

ts h

igh

rang

e C

R st

atic

m

ode

B V

alue

to 1

0 oh

ms.

Que

ry S

ynta

x :R

ESis

tanc

e:ST

ATic

:HIG

H:A

VALu

e/B

VALu

e?

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] R

esis

tanc

e

1

unit=

1 o

hm

Ret

urns

the

resi

stan

ce o

f th

e A

or

B V

alue

.

Que

ry E

xam

ple

:RES

:STA

T:H

IGH

:BVA

L?

MA

X

1500

0.0

Retu

rns

the

max

imum

re

sist

ance

allo

wed

for

the

chan

nel f

or B

Val

ue.

(PEL

-202

0)

:RES

ista

nce:

STA

Tic:

HIG

H:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

high

rang

e ri

sing

/fal

ling

slew

rate

.

Synt

ax

:RES

ista

nce:

STAT

ic:H

IGH

:RIS

E/FA

LL <

NR

f+>[

A/u

S]

PEL-

2000

Pro

gram

min

g M

anua

l

92

Para

met

er

<NR

f+>[

A/u

S]

Slew

rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

0..5

Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.5

A/u

S

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:RES

:STA

T:H

IGH

:RIS

E 1.

1 Se

ts th

e ri

sing

slew

rate

to

1.1

A/u

S.

Que

ry S

ynta

x :R

ESis

tanc

e:ST

ATic

:HIG

H:R

ISE/

FALL

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:RES

:STA

T:H

IGH

:RIS

E?

MIN

0.80

00

For h

igh

rang

e C

R m

ode,

th

e m

inim

um v

alue

for

the

risi

ng sl

ew ra

te is

0.8

A

/uS

for t

he sp

ecifi

c ch

anne

l.

:RES

ista

nce:

DYN

amic

:LO

W:L

1/L2

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

low

rang

e re

sita

nce

leve

ls (L

evel

1 &

2) f

or

CR

dyna

mic

mod

e.

Synt

ax

:RES

ista

nce:

DYN

amic

:LO

W:L

1/L2

<N

Rf+

>[O

HM

]

Para

met

er

NR

f+[O

HM

] O

hms

L1

10

Sets

L1

to 1

0 oh

ms.

(lo

w

rang

e on

ly)

L2

20O

HM

Se

ts L

2 to

20

ohm

s. (

low

ra

nge

only

)

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ILS

93

L1

/L2

MIN

Se

ts L

1 or

L2

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

L1

/L2

MA

X

Sets

L1

or L

2 to

the

max

imum

Lev

el fo

r th

e sp

ecifi

c ch

anne

l.

Exam

ple

:RES

:DYN

:LO

W:L

1 10

In

low

rang

e C

R dy

nam

ic m

ode,

Set

L1

(leve

l 1) t

o 10

ohm

s.

Que

ry S

ynta

x :R

ESis

tanc

e:D

YNam

ic:L

OW

:L1/

L2?

MIN

, MA

X

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] R

esis

tanc

e

1

unit=

1 o

hm

Ret

urns

the

resi

stan

ce o

f L1

/L2.

Que

ry E

xam

ple

:RES

:DYN

:LO

W:L

2? M

AX

300

Retu

rns

the

max

imum

re

sist

ance

allo

wed

for

the

chan

nel.

(PEL

-202

0)

:RES

ista

nce:

DYN

amic

:LO

W:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

low

rang

e ri

sing

/fal

ling

slew

rate

for C

R dy

nam

ic m

ode

for t

he s

peci

fic c

hann

el.

Synt

ax

:RES

ista

nce:

DYN

amic

:LO

W:R

ISE/

FALL

<N

Rf+

>[A

/uS]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

.1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 0

.1A

/uS

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:RES

:DYN

A:L

OW

:RIS

E 0.

1 Se

ts th

e ri

sing

slew

rate

to

~ 0

.1A

/uS.

PEL-

2000

Pro

gram

min

g M

anua

l

94

Que

ry S

ynta

x :R

ESis

tanc

e:D

YNam

ic:L

OW

:RIS

E/FA

LL?

[MIN

, MA

X]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:RES

:DYN

:LO

W:F

ALL

? M

IN

0.80

00

For l

ow ra

nge

dyna

mic

C

R m

ode,

the

min

imum

va

lue

for t

he fa

lling

slew

ra

te is

0.8

A/u

S fo

r the

sp

ecifi

c ch

anne

l.

:RES

ista

nce:

DYN

amic

:LO

W:T

1/T2

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

timer

s T1

or T

2 fo

r CR

dyna

mic

mod

e fo

r th

e sp

ecifi

c ch

anne

l in

low

rang

e.

Synt

ax

:RES

ista

nce:

DYN

amic

:LO

W:T

1/T2

<N

Rf+

>[S|

ms]

Para

met

er

<NR

f+>[

S]

Tim

e T1

/T2

T1

/T2

0.1S

Se

ts th

e T1

/T2

time

to 0

.1

seco

nds.

T1

/T2

1 Se

ts T

1/T2

to 1

sec

ond.

T1

/T2

MIN

Se

ts th

e T1

/T2

to th

e m

inim

um v

alue

.

T1

/T2

MA

X

Sets

the

T1/T

2 tim

e to

the

max

imum

tim

e

Exam

ple

:RES

:DYN

A:L

OW

:T1

10S

Sets

the

T1 ti

me

to 1

0 se

cond

s for

the

spec

ific

chan

nel.

Que

ry S

ynta

x :R

ESis

tanc

e:D

YNam

ic:T

1/T2

? [M

IN, M

AX

]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Ti

me

T1/T

2

1

Uni

t=1

seco

nd

Ret

urns

T1/

T2 ti

me.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

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MM

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ETA

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95

Que

ry E

xam

ple

:RES

:DYN

:LO

W:T

1?

2.5

:CU

RR

:DYN

:LO

W:T

1?

MIN

0.00

0025

Retu

rns

the

T1 ti

me

of

2.5

seco

nds.

Retu

rns

the

min

imum

T1

time

allo

wab

le fo

r the

sp

ecifi

c ch

anne

l.

:RES

ista

nce:

DYN

amic

:HIG

H:L

1/L2

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

high

rang

e re

sist

ance

leve

ls (L

evel

1 &

2)

for C

R dy

nam

ic m

ode.

Synt

ax

:RES

ista

nce:

DYN

amic

:HIG

H:L

1/L2

<N

Rf+

>[O

HM

]

Para

met

er

NR

f+[O

HM

] R

esis

tanc

e

L1

10

Sets

L1

to 1

0 oh

ms.

(hi

gh

rang

e on

ly)

L2

20O

HM

Se

ts L

2 to

20

ohm

s. (

high

ra

nge

only

)

L1

/L2

MIN

Se

ts L

1 or

L2

to th

e m

inim

um le

vel f

or th

e sp

ecifi

c ch

anne

l.

L1

/L2

MA

X

Sets

L1

or L

2 to

the

max

imum

leve

l for

the

spec

ific

chan

nel.

Exam

ple

:RES

:DYN

:HIG

H:L

1 10

In

hig

h ra

nge

CR

dyna

mic

mod

e, S

et L

1 (le

vel 1

) to

10 o

hms.

Que

ry S

ynta

x :R

ESis

tanc

e:D

YNam

ic:H

IGH

:L1/

L2?

MIN

, MA

X

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] R

esis

tanc

e

1

unit=

1 o

hm

Ret

urns

the

resi

stan

ce o

f Le

vel 1

/ 2

(L1/

L2).

Que

ry E

xam

ple

:RES

:DYN

:HIG

H:L

2? M

AX

1500

0.0

Retu

rns

the

max

imum

re

sist

ance

allo

wed

for

the

chan

nel.

(PEL

-202

0)

PEL-

2000

Pro

gram

min

g M

anua

l

96

:RES

ista

nce:

DYN

amic

:HIG

H:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

high

rang

e ri

sing

/fal

ling

slew

rate

for C

R dy

nam

ic m

ode

for t

he s

peci

fic c

hann

el.

Synt

ax

:RES

ista

nce:

DYN

amic

:HIG

H:R

ISE/

FALL

<N

Rf+

>[A

/uS]

Para

met

er

<NR

f+>[

A/u

S]

Slew

Rat

e

R

ISE/

FALL

0.8

A/u

S Se

ts th

e ri

sing

/fal

ling

slew

ra

te to

0.8

A/u

S

R

ISE/

FALL

1

Sets

the

risi

ng/f

allin

g sl

ew

rate

to 1

A/u

S

R

ISE/

FALL

MIN

Se

ts to

the

slow

est

risi

ng/f

allin

g sl

ew r

ate.

R

ISE/

FALL

MA

X

Sets

to th

e fa

stes

t ri

sing

/fal

ling

slew

rat

e.

Exam

ple

:RES

:DYN

:HIG

H:R

ISE

1.1

Sets

the

risi

ng sl

ew ra

te

to 1

.1A

/uS.

Que

ry S

ynta

x :R

ESis

tanc

e:D

YNam

ic:H

IGH

:FA

LL?

[MIN

, MA

X]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] Sl

ew r

ate

1

Uni

t=1

amp/

uS

Ret

urns

the

slew

rat

e.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:RES

:DYN

:HIG

H:F

ALL

? M

AX

0.80

00

For h

igh

rang

e dy

nam

ic

CR

mod

e, th

e m

inim

um

valu

e fo

r the

falli

ng sl

ew

rate

is 0

.8 A

/uS

for t

he

spec

ific

chan

nel.

Page 49: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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AN

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ETA

ILS

97

:RES

ista

nce:

DYN

amic

:HIG

H:T

1/T2

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

timer

s T1

and

T2 fo

r hig

h ra

nge

dyna

mic

C

R m

ode.

Synt

ax

:RES

ista

nce:

DYN

amic

:HIG

H:T

1/T2

<N

Rf+

>[S|

ms]

Para

met

er

<NR

f+>[

S]

Tim

er T

1/T2

T1

/T2

0.1S

Se

ts th

e T1

/T2

time

to 0

.1

seco

nds.

T1

/T2

1 Se

ts T

1/T2

to 1

sec

ond.

T1

/T2

MIN

Se

ts th

e T1

/T2

to th

e m

inim

um v

alue

.

T1

/T2

MA

X

Sets

the

T1/T

2 tim

e to

the

max

imum

tim

e

Exam

ple

:RES

:DYN

A:H

IGH

:T1

10S

Sets

the

high

rang

e T1

tim

e to

10

seco

nds

for

the

spec

ific

chan

nel.

Que

ry S

ynta

x :R

ESis

tanc

e:D

YNam

ic:H

IGH

:T1/

T2?

[MIN

, MA

X]

Ret

urn

Para

met

er <

NR

2>[M

AX

, MIN

] T1

/T2

time.

1

Uni

t=1

seco

nd

Ret

urns

T1/

T2 ti

me.

M

AX

/MIN

R

etur

ns th

e al

low

able

m

axim

um a

nd m

inim

um.

Que

ry E

xam

ple

:RES

:DYN

:HIG

H:T

1?

2.5

:RES

:DYN

:LO

W:T

1? M

IN

0.00

0025

Retu

rns

the

T1 ti

me

of

2.5

seco

nds.

Retu

rns

the

min

imum

T1

time

allo

wab

le fo

r the

sp

ecifi

c ch

anne

l.

PEL-

2000

Pro

gram

min

g M

anua

l

98 RU

N S

ubsy

stem

:R

UN

.....

......

......

......

......

......

......

......

......

......

......

......

..... 9

8

:RU

N

All

Cha

nnel

C

omm

and

Des

crip

tion

Turn

s on

all

the

elec

tron

ic lo

ads.

Synt

ax

:RU

N

Exam

ple

:RU

N

Turn

s on

all

elec

tron

ic

load

s.

Page 50: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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AN

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ETA

ILS

99

SHO

W S

ubsy

stem

:S

HO

W[:D

ISPl

ay] s

ingl

e ch

anne

l .....

......

......

......

......

... 9

9:S

HO

W[:D

ISPl

ay] d

ual c

hann

el ..

......

......

......

......

......

100

:SH

OW

[:DIS

Play

] sin

gle

chan

nel

Cha

nnel

Spe

cific

C

omm

and

(Dua

l cha

nnel

mod

ule)

Des

crip

tion

Sets

the

disp

lay

mod

e of

the

load

mod

ule

of th

e sp

ecifi

c ch

anne

l.

Synt

ax

:SH

OW

:DIS

Play

[LV

I, LV

W, L

IW, R

VI,

RV

W, R

IW, L

RV,

LR

I, LR

W, L

RS,

LIR

V, L

VR

I, LV

RI]

Para

met

er

<aar

d>

Load

mod

ule

disp

lay

(dua

l cha

nnel

)

LV

I Le

ft c

hann

el, v

olta

ge/c

urre

nt

LV

W

Left

cha

nnel

, vol

tage

/pow

er

LI

W

Left

cha

nnel

, cur

rent

/pow

er

R

VI

Rig

ht c

hann

el, v

olta

ge/c

urre

nt

R

VW

R

ight

cha

nnel

, vol

tage

/pow

er

R

IW

Rig

ht c

hann

el, c

urre

nt/p

ower

LR

V

Left

and

rig

ht c

hann

el v

olta

ge

LR

I Le

ft a

nd r

ight

cha

nnel

cur

rent

LR

W

Left

and

rig

ht c

hann

el p

ower

LR

S Le

ft a

nd r

ight

cha

nnel

load

on

time

LI

RV

Le

ft c

hann

el c

urre

nt, r

ight

cha

nnel

vo

ltage

LV

RI

Left

cha

nnel

vol

tage

, rig

ht c

hann

el

curr

ent

Exam

ple

:SH

OW

:DIS

P LV

I Sh

ow th

e le

ft ch

anne

l vo

ltage

and

cur

rent

on

the

load

mod

ule

disp

lay.

PEL-

2000

Pro

gram

min

g M

anua

l

100

:SH

OW

[:DIS

Play

] dua

l cha

nnel

C

hann

el S

peci

fic

Com

man

d

(Sin

gle

chan

nel m

odul

e)

Des

crip

tion

Sets

the

disp

lay

mod

e of

the

load

mod

ule

of th

e sp

ecifi

c ch

anne

l.

Synt

ax

:SH

OW

:DIS

Play

[VI,

VW

, IW

, S]

Para

met

er

<aar

d>

Load

mod

ule

disp

lay

(sin

gle

chan

nel)

V

I Vo

ltage

/cur

rent

V

W

Volta

ge/p

ower

IW

C

urre

nt/p

ower

S

Load

on

time

Exam

ple

:SH

OW

:DIS

P V

I Sh

ows

volta

ge a

nd

curr

ent o

n th

e lo

ad

mod

ule

disp

lay.

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AN

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ETA

ILS

101

SPEC

IFIC

ATIO

N S

ubsy

stem

:S

PEC

ifica

tion:

UN

IT ..

......

......

......

......

......

......

......

.....

101

:SPE

Cifi

catio

n[:P

ASS

]? ..

......

......

......

......

......

......

......

.. 10

2:S

PEC

ifica

tion[

:PA

SS]:C

HA

Nne

l/V

OLT

age/

CU

RR

ent?

...

......

......

......

......

......

......

......

......

......

......

......

......

......

.. 10

2:S

PEC

ifica

tion:

VO

LTag

e:H

/L/C

......

......

......

......

......

.. 10

3:S

PEC

ifica

tion:

CU

RR

ent:H

/L/C

.....

......

......

......

......

... 1

03:S

PEC

ifica

tion:

TEST

: ....

......

......

......

......

......

......

......

... 1

04

:SPE

Cifi

catio

n:U

NIT

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

Go/

NoG

o (s

peci

ficat

ion)

uni

ts a

s pe

rcen

tage

s or

val

ues.

Synt

ax

:SPE

Cifi

catio

n:U

NIT

PER

CEN

T/0,

VA

LUE/

1

Para

met

er

PER

CEN

T/0,

VA

LUE/

1 G

o/N

oGo

Uni

t

PE

RC

ENT/

0 Pe

rcen

tage

s

VA

LUE/

1 Va

lues

Exam

ple

:SPE

C:U

NIT

PER

CEN

T Se

ts th

e G

o/N

oGo

limits

as

per

cent

ages

Que

ry S

ynta

x :S

PEC

ifica

tion:

UN

IT?

<NR

1>

Ret

urn

Para

met

er <

NR

1>

Go/

NoG

o U

nit

0

Perc

ent

1

Valu

e

Que

ry E

xam

ple

:SPE

C:U

NIT

?

0

The

Go/

NoG

o (s

peci

ficat

ion)

uni

ts a

re

set a

s pe

rcen

t.

PEL-

2000

Pro

gram

min

g M

anua

l

102

:SPE

Cifi

catio

n[:P

ASS

]?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Dis

play

s if

the

Go/

NoG

o (s

peci

ficat

ion)

lim

it ha

s pa

ssed

/fai

led

for t

he c

urre

nt c

hann

el u

sed.

Que

ry S

ynta

x :S

PEC

ifica

tion[

:PA

SS]?

Ret

urn

Para

met

er <

NR

1>

Go/

NoG

o Sp

ecifi

catio

n

0

Fail

1

Pass

Que

ry E

xam

ple

:SPE

C:P

ASS

?

0

Go/

NoG

o ha

s fa

iled

Que

ry E

xam

ple

:SPE

C?

0

Go/

NoG

o ha

s fa

iled

:SPE

Cifi

catio

n[:P

ASS

]:CH

AN

nel/

VO

LTag

e/C

UR

Ren

t?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Que

ries

if th

e vo

ltage

, cur

rent

or c

hann

el h

as

pass

ed/f

aile

d th

e G

o/N

oGo

(spe

cific

atio

n) li

mits

. V

OLT

age

CC

, CR

mod

e, C

URR

ent

CV

mod

e

Que

ry S

ynta

x :S

PEC

ifica

tion[

:PA

SS]:C

HA

Nne

l/V

OLT

age/

CU

RR

ent;?

Ret

urn

Para

met

er <

NR

1>

Go/

NoG

o Sp

ecifi

catio

n

0

Fail

1

Pass

Que

ry E

xam

ple

:SPE

C:P

ASS

:VO

LT?

0

The

test

has

exc

eede

d th

e G

o/N

oGo

volta

ge

limits

.

Que

ry E

xam

ple

:SPE

C:V

OLT

?

0

The

test

has

exc

eede

d th

e G

o/N

oGo

volta

ge

limits

.

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AN

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ETA

ILS

103

:SPE

Cifi

catio

n:V

OLT

age:

H/L

/C

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

high

(H),

low

(L) a

nd c

ente

r(C

) Go/

NoG

o vo

ltage

lim

it sp

ecifi

catio

ns. A

pplic

able

to C

C a

nd

CR

mod

e on

ly.

Synt

ax

:SPE

Cifi

catio

n:V

OLT

age:

H/L

/C <

NR

f+>[

V]

Para

met

er

<NR

f+>[

V] 1

uni

t = 1

vol

t G

o/N

oGo

volta

ge li

mit

1

1 vo

lt

1V

1

volt

Exam

ple

:SPE

C:V

OLT

:H 2

V

Sets

the

Go/

NoG

o hi

gh

volta

ge li

mit

to 2

vol

ts.

Que

ry S

ynta

x :S

PEC

ifica

tion:

VO

LTag

e:H

/L/C

? <N

R2>

Ret

urn

Para

met

er <

NR

2>

Go/

NoG

o vo

ltage

1

unit

= 1

volt

Ret

urns

the

limit

volta

ge

Que

ry E

xam

ple

:SPE

C:V

OLT

:H?

2.00

0

The

volta

ge li

mit

is 2

vo

lts.

:SPE

Cifi

catio

n:C

UR

Ren

t:H/L

/C

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

high

(H),

low

(L) a

nd c

ente

r(C

) Go/

NoG

o cu

rren

t lim

it sp

ecifi

catio

ns. A

pplic

able

to C

V

mod

e on

ly.

Synt

ax

:SPE

Cifi

catio

n:C

UR

Ren

t::H

/L/C

<N

Rf+

>[A

]

Para

met

er

<NR

f+>[

A] 1

uni

t = 1

am

p G

o/N

oGo

curr

ent l

imit

1

1 am

p

1A

1

amp

Exam

ple

:SPE

C:C

UR

R:H

1A

Se

ts th

e G

o/N

oGo

high

cu

rren

t lim

it to

1 a

mp.

Que

ry S

ynta

x :S

PEC

ifica

tion:

CU

RR

ent:H

/L/C

? <N

R2>

PEL-

2000

Pro

gram

min

g M

anua

l

104

Ret

urn

Para

met

er <

NR

2>

Go/

NoG

o vo

ltage

1

unit

= 1

amp

Ret

urns

the

limit

curr

ent

Que

ry E

xam

ple

:SPE

C:C

UR

R:H

?

5.12

0

The

curr

ent l

imit

is 5

.12

amps

.

:SPE

Cifi

catio

n:TE

ST:

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Turn

s th

e G

o/N

oGo

spec

ifica

tion

(SPE

C) l

imits

on

/off.

Synt

ax

:SPE

Cifi

catio

n:TE

ST O

FF/0

, O

N/1

Para

met

er

OFF

/0, O

N/1

G

o/N

oGo

limits

(SP

EC)

O

FF/0

O

FF

O

N/1

O

N

Exam

ple

:SPE

C:T

EST

OFF

Tu

rn G

o/N

oGo

SPEC

of

f for

the

spec

ific

chan

nel.

Que

ry S

ynta

x :S

PEC

ifica

tion:

TEST

?

Ret

urn

Para

met

er <

NR

1>

Go/

NoG

o SP

EC s

tatu

s

0

O

ff

1

On

Que

ry E

xam

ple

:SPE

C:T

EST?

1

Go/

NoG

o SP

EC li

mits

is

on.

Page 53: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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105

STAT

US

Subs

yste

m

:STA

Tus:

CH

AN

nel:C

ON

Diti

on? .

......

......

......

......

......

105

:STA

Tus:

CH

AN

nel:E

NA

Ble

.....

......

......

......

......

......

... 1

06:S

TATu

s:C

HA

Nne

l:EV

ENt?

......

......

......

......

......

......

... 1

06:S

TATu

s:C

HA

Nne

l:NTR

ansi

tion/

PTR

ansi

tion

......

... 1

07:S

TATu

s:C

SUM

mar

y:EN

AB

le ..

......

......

......

......

......

... 1

08:S

TATu

s:C

SUM

mar

y:EV

ENt?

.....

......

......

......

......

......

109

:STA

Tus:

QU

EStio

nabl

e:C

ON

Diti

on?

......

......

......

.....

109

:STA

Tus:

QU

EStio

nabl

e:EN

AB

le ..

......

......

......

......

.....

110

:STA

Tus:

QU

EStio

nabl

e[:E

VEN

t]? ..

......

......

......

......

... 1

10:S

TATu

s:Q

UES

tiona

ble:

NTR

ansi

tion/

PTR

ansi

tion

. 111

:STA

Tus:

PREs

et ..

......

......

......

......

......

......

......

......

......

112

:STA

Tus:

CH

AN

nel:C

ON

Diti

on?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Retu

rns

the

stat

us o

f the

Cha

nnel

Sta

tus

Con

ditio

n Re

gist

er. T

he re

turn

ed v

alue

is th

e bi

t wei

ght o

f th

e C

hann

el S

tatu

s C

ondi

tion

Regi

ster

. See

pag

e 13

3 fo

r det

ails

.

Que

ry S

ynta

x :S

TATu

s:C

HA

Nne

l:CO

ND

ition

?<N

R1>

Ret

urn

Para

met

er <

NR

1>

Con

ditio

n <N

R1>

C

ondi

tion

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

Use

d

Que

ry E

xam

ple

:STA

T:C

HA

N:C

ON

D?

3

Indi

cate

s O

C a

nd O

V

cond

ition

s are

true

.

PEL-

2000

Pro

gram

min

g M

anua

l

106

:STA

Tus:

CH

AN

nel:E

NA

Ble

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

whi

ch e

vent

s ar

e en

able

d in

the

Cha

nnel

St

atus

Ena

ble

regi

ster

. The

mas

k va

lues

are

the

bit

wei

ghts

of t

he C

hann

el S

tatu

s En

able

Reg

iste

r. Se

e pa

ge 1

33 fo

r det

ails

.

Synt

ax

:STA

Tus:

CH

AN

nel:E

NA

Ble

<N

R1>

Para

met

er

<NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

Use

d

Exam

ple

:STA

T:C

HA

N:E

NA

B 1

2 Ev

ents

OP

(Bit

3) a

nd R

V

(Bit

4) a

re e

nabl

ed in

the

Cha

nnel

Sta

tus

Enab

le

regi

ster

.

Que

ry S

ynta

x :S

TATu

s:C

HA

Nne

l:EN

AB

le?

<NR

1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

Use

d

Que

ry E

xam

ple

:STA

T:C

HA

N:E

NA

B?

4

The

OP

even

t is

enab

led.

:STA

Tus:

CH

AN

nel:E

VEN

t?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Retu

rns

the

stat

us o

f the

Cha

nnel

Sta

tus

Even

t re

gist

er fo

r the

spe

cific

cha

nnel

. The

Cha

nnel

St

atus

Eve

nt re

gist

er is

cle

ared

upo

n re

adin

g.

Que

ry S

ynta

x :S

TATu

s:C

HA

Nne

l:EV

ENt?

<N

R1>

Page 54: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

107

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

Use

d

Que

ry E

xam

ple

:STA

T:C

HA

N:E

VEN

?

1

An

over

cur

rent

(OC

) ev

ent o

ccur

red

sinc

e th

e la

st ti

me

the

Cha

nnel

St

atus

Eve

nt re

gist

er w

as

read

.

:STA

Tus:

CH

AN

nel:N

TRan

sitio

n/PT

Ran

sitio

n

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Det

erm

ines

whe

ther

a n

egat

ive

tran

sitio

n (N

TR

10)

or p

ositi

ve (P

TR 0

1) tr

ansi

tion

in th

e C

hann

el S

tatu

s C

ondi

tion

regi

ster

will

set

the

corr

espo

ndin

g ev

ent i

n th

e C

hann

el S

tatu

s Ev

ent

regi

ster

.

The

mas

k va

lues

are

the

bit w

eigh

ts o

f the

Cha

nnel

St

atus

PTR

/NTR

filte

rs. S

ee p

age

133

for d

etai

ls.

Synt

ax

:STA

Tus:

CH

AN

nel:N

TRan

sitio

n/PT

Ran

sitio

n <

NR

1>

Para

met

er

<NR

1>

Con

ditio

n <N

R1>

C

ondi

tion

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

Use

d

Exam

ple

:STA

T:C

HA

N:N

TR 1

2 O

P (B

it 3)

and

RV

(Bit

4)

are

set a

s ne

gativ

e tr

ansi

tions

.

:S

TAT:

CH

AN

:PTR

1

OC

(Bit

1) is

set a

s a

posi

tive

tran

sitio

n.

PEL-

2000

Pro

gram

min

g M

anua

l

108

Que

ry S

ynta

x :S

TATu

s:C

HA

Nne

l:NTR

ansi

tion/

PTR

ansi

tion?

<N

R1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

Use

d

Que

ry E

xam

ple

:STA

T:C

HA

N:N

TR?

4

OP

is s

et a

s a n

egat

ive

tran

sitio

n.

:STA

Tus:

CSU

Mm

ary:

ENA

Ble

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Det

erm

ines

whi

ch c

hann

els i

n th

e C

hann

el

Sum

mar

y Re

gist

er g

roup

can

set

the

CSU

M b

it of

th

e St

atus

Byt

e Re

gist

er. T

he m

ask

valu

es a

re th

e bi

t wei

ghts

of e

ach

corr

espo

ndin

g ch

anne

l in

the

Cha

nnel

Sum

mar

y En

able

Reg

iste

r. Se

e pa

ge 1

34

for d

etai

ls.

Synt

ax

:STA

Tus:

CSU

Mm

ary:

ENA

Ble

<N

R1>

Para

met

er

<NR

1>

Even

t <N

R1>

Ev

ent

1

CH

1 16

C

H5

2

CH

2 32

C

H6

4

CH

3 64

C

H7

8

CH

4 12

8 C

H8

Exam

ple

:STA

T:C

SUM

: 3

Even

ts fr

om c

hann

el 1

an

d 2

are

enab

led

Que

ry S

ynta

x :S

TATu

s:C

SUM

mar

y:EN

AB

le?

<NR

1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

CH

1 16

C

H5

2

CH

2 32

C

H6

4

CH

3 64

C

H7

8

CH

4 12

8 C

H8

Page 55: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

109

Que

ry E

xam

ple

:STA

T:C

SUM

:EN

AB

?

4

Onl

y th

e ev

ents

from

ch

anne

l 3 c

an s

et th

e C

SUM

bit

in th

e St

atus

By

te R

egis

ter.

:STA

Tus:

CSU

Mm

ary:

EVEN

t?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Retu

rns

the

stat

us o

f the

Cha

nnel

Sum

mar

y Ev

ent

regi

ster

. The

Cha

nnel

Sum

mar

y Ev

ent r

egis

ter i

s cl

eare

d up

on re

adin

g.

Que

ry S

ynta

x :S

TATu

s:C

SUM

mar

y:EV

ENt?

<N

R1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

CH

1 16

C

H5

2

CH

2 32

C

H6

4

CH

3 64

C

H7

8

CH

4 12

8 C

H8

Que

ry E

xam

ple

:STA

T:C

SUM

:EV

EN?

4

An

even

t fro

m c

hann

el 3

oc

curr

ed s

ince

the

last

tim

e th

e C

hann

el

Sum

mar

y Ev

ent r

egis

ter

was

read

.

:STA

Tus:

QU

EStio

nabl

e:C

ON

Diti

on?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Retu

rns

the

stat

us o

f the

Que

stio

nabl

e St

atus

C

ondi

tion

regi

ster

for t

he sp

ecifi

c ch

anne

l. Se

e pa

ge 1

35 fo

r det

ails

.

Que

ry S

ynta

x :S

TATu

s:Q

UES

tiona

ble:

CO

ND

ition

? <N

R1>

Ret

urn

Para

met

er <

NR

1>

Con

ditio

n <N

R1>

C

ondi

tion

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

use

d

PEL-

2000

Pro

gram

min

g M

anua

l

110

Que

ry E

xam

ple

:STA

T:Q

UES

:CO

ND

?

2

OV

(ove

rvol

tage

) err

or.

:STA

Tus:

QU

EStio

nabl

e:EN

AB

le

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

whi

ch e

vent

s ar

e en

able

d in

the

Que

stio

nabl

e St

atus

Ena

ble

regi

ster

. The

mas

k va

lues

are

the

bit

wei

ghts

of t

he e

vent

s. Se

e pa

ge 1

35 fo

r det

ails

.

Synt

ax

:STA

Tus:

QU

EStio

nabl

e:EN

AB

le <

NR

1>

Para

met

er

<NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

use

d

Exam

ple

:STA

T:Q

UES

:EN

AB

12

Even

ts O

P (B

it 3)

and

RV

(B

it 4)

are

ena

bled

in th

e Q

uest

iona

ble

Stat

us

Enab

le re

gist

er.

Que

ry S

ynta

x :S

TATu

s:Q

UES

tiona

ble:

ENA

Ble

? <N

R1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

use

d

Que

ry E

xam

ple

:STA

T:Q

UES

:EN

AB

?

4

The

OP

even

t is

enab

led.

:STA

Tus:

QU

EStio

nabl

e[:E

VEN

t]?

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Retu

rns

the

stat

us o

f the

Que

stio

nabl

e St

atus

Eve

nt

regi

ster

. The

Que

stio

nabl

e St

atus

Eve

nt re

gist

er is

cl

eare

d up

on re

adin

g.

Page 56: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

111

Que

ry S

ynta

x :S

TATu

s:Q

UES

tiona

ble[

:EV

ENt]?

<N

R1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

use

d

Que

ry E

xam

ple

:STA

T:Q

UES

:EV

EN?

1

An

over

cur

rent

(OC

) ev

ent o

ccur

red

sinc

e th

e la

st ti

me

the

Que

stio

nabl

e St

atus

Ev

ent r

egis

ter w

as re

ad.

:STA

Tus:

QU

EStio

nabl

e:N

TRan

sitio

n/PT

Ran

sitio

n

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Det

erm

ines

whe

ther

a n

egat

ive

tran

sitio

n (N

TR

10)

or p

ositi

ve (P

TR 0

1) tr

ansi

tion

in th

e Q

uest

iona

ble

Stat

us C

ondi

tion

regi

ster

will

set

the

corr

espo

ndin

g ev

ent i

n th

e Q

uest

iona

ble

Stat

us

Even

t reg

iste

r.

The

mas

k va

lues

are

the

bit w

eigh

ts o

f the

Q

uest

iona

ble

Stat

us P

TR/N

TR fi

lters

. See

pag

e 13

5 fo

r det

ails

.

Synt

ax

:STA

Tus:

QU

EStio

nabl

e:N

TRan

sitio

n/PT

Ran

sitio

n

<NR

1>

Para

met

er

<NR

1>

Con

ditio

n <N

R1>

C

ondi

tion

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

use

d

PEL-

2000

Pro

gram

min

g M

anua

l

112

Exam

ple

:STA

T:Q

UES

:NTR

5

OC

(Bit

1) a

nd O

P (B

it 3)

ar

e se

t as

nega

tive

tran

sitio

ns.

:S

TAT:

CH

AN

:PTR

2

OV

(Bit

2) is

set a

s a

posi

tive

tran

sitio

n.

Que

ry S

ynta

x :S

TATu

s:Q

UES

tiona

ble:

NTR

ansi

tion/

PTR

ansi

tion?

<N

R1>

Ret

urn

Para

met

er <

NR

1>

Even

t <N

R1>

Ev

ent

1

OC

16

O

T

2

OV

32

G

/N

4

OP

64

UV

P

8

RV

12

8~65

535

Not

use

d

Que

ry E

xam

ple

:STA

T:Q

UES

:NTR

?

4

Retu

rns

whi

ch

cond

ition

s (O

P) h

ave

nega

tive

tran

sitio

ns.

:STA

Tus:

PREs

et

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

The

stat

us p

rese

t com

man

d re

sets

the

Enab

le

regi

ster

s and

NTR

/PTR

regi

ster

s fr

om th

e C

hann

el

Stat

us a

nd Q

uest

iona

ble

Stat

us R

egis

ter g

roup

s.

Pres

et

Reg

iste

r Pr

eset

Cha

nnel

Sta

tus

Enab

le

All

bits

set

to 1

Cha

nnel

Sta

tus

PTR

A

ll bi

ts s

et to

1

Cha

nnel

Sta

tus

NTR

A

ll bi

ts s

et to

0

Que

stio

nabl

e St

atus

Ena

ble

All

bits

set

to 0

Que

stio

nabl

e St

atus

PTR

A

ll bi

ts s

et to

1

Que

stio

nabl

e St

atus

NTR

A

ll bi

ts s

et to

0

Synt

ax

:STA

Tus:

PREs

et

Exam

ple

:STA

T:PR

E

Page 57: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

113

Volta

ge S

ubsy

stem

:V

OLT

age:

L1/L

2 ...

......

......

......

......

......

......

......

......

.....

113

:VO

LTag

e:A

VA

Lue/

BV

ALu

e ....

......

......

......

......

......

.... 1

14:V

OLT

age:

CU

RR

ent .

......

......

......

......

......

......

......

......

. 115

:VO

LTag

e:M

OD

E ...

......

......

......

......

......

......

......

......

... 1

16

:VO

LTag

e:L1

/L2

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

volta

ge o

f A V

alue

or B

Val

ue in

CV

mod

e,

whe

re L

1 is

A V

alue

and

L2

is B

Val

ue.

Synt

ax

:VO

LTag

e:L1

/L2

<NR

f+>[

V]

Para

met

er

<NR

f+>[

V]

Volta

ge

10

10

vol

ts

10

V

10 v

olts

M

IN

Sets

the

volta

ge to

the

min

imum

val

ue fo

r th

e ch

anne

l

M

AX

Se

ts th

e vo

ltage

to th

e m

axim

um v

alue

for

the

chan

nel

Exam

ple

:VO

LT:L

1 10

V

Sets

A V

alue

to 1

0 vo

lts

for t

he sp

ecifi

c ch

anne

l

:V

OLT

:L2

MA

X

Sets

B V

alue

to th

e m

axim

um a

llow

ed

volta

ge fo

r the

spe

cific

ch

anne

l.

Que

ry S

ynta

x :V

OLT

age:

L1/L

2?

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

vol

t Vo

ltage

10

R

etur

ns th

e vo

ltage

of t

he

spec

ific

chan

nel.

PEL-

2000

Pro

gram

min

g M

anua

l

114

Que

ry E

xam

ple

:VO

LT:L

1?

5 :VO

LT:L

1? M

AX

81.6

000

A V

alue

is s

et to

5 v

olts

. Re

turn

s th

e m

axim

um

setta

ble

volta

ge.

:VO

LTag

e:A

VA

Lue/

BV

ALu

e C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

volta

ge o

f A V

alue

or B

Val

ue in

CV

mod

e.

Synt

ax

:VO

LTag

e:AV

ALu

e/B

VALu

e <N

Rf+

>[V

]

Para

met

er

<NR

f+>[

V]

Volta

ge

10

10

vol

ts

10

V

10 v

olts

M

IN

Sets

the

volta

ge to

the

min

imum

val

ue fo

r th

e ch

anne

l

M

AX

Se

ts th

e vo

ltage

to th

e m

axim

um v

alue

for

the

chan

nel

Exam

ple

:VO

LT:A

VAL

10V

Se

ts A

Val

ue to

10

volts

fo

r the

spec

ific

chan

nel

:V

OLT

:BVA

L M

AX

Se

ts B

Val

ue to

the

max

imum

allo

wed

vo

ltage

for t

he s

peci

fic

chan

nel.

(sin

gle

chan

nel

only

)

Que

ry S

ynta

x :V

OLT

age:

AVA

Lue/

BVA

Lue?

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

vol

t Vo

ltage

10

R

etur

ns th

e vo

ltage

of t

he

spec

ific

chan

nel.

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ETA

ILS

115

Que

ry E

xam

ple

:VO

LT:A

VAL?

5 :VO

LT:A

VAL?

MA

X

81.6

000

A V

alue

is s

et to

5 v

olts

. Re

turn

s th

e m

axim

um

setta

ble

volta

ge.

:VO

LTag

e:C

UR

Ren

t C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

curr

ent l

imit

in C

V m

ode.

Synt

ax

:VO

LTag

e:C

UR

Ren

t <N

Rf+

>[ A

]

Para

met

er

<NR

f+>[

A ]

Cur

rent

lim

it

1

1 A

mp

1A

1

Am

p

M

IN

Sets

the

curr

ent l

imit

to

the

min

imum

val

ue fo

r th

e ch

anne

l

M

AX

Se

ts th

e cu

rren

t lim

it to

th

e m

axim

um v

alue

for

the

chan

nel

Exam

ple

:VO

LT:C

UR

R 1

A

Sets

the

curr

ent l

imit

to 1

A

mp

for t

he sp

ecifi

c ch

anne

l.

:V

OLT

:CU

RR

MA

X

Sets

the

curr

ent l

imit

to

the

max

imum

lim

it fo

r th

e sp

ecifi

c ch

anne

l.

Que

ry S

ynta

x :V

OLT

age:

CU

RR

ent?

Ret

urn

Para

met

er <

NR

2> 1

uni

t = 1

am

p C

urre

nt li

mit

1

Ret

urns

the

curr

ent l

imit

of

the

spec

ific

chan

nel.

Que

ry E

xam

ple

:VO

LT:C

UR

R?

5

The

curr

ent l

imit

is 5

am

ps fo

r the

spec

ific

chan

nel.

PEL-

2000

Pro

gram

min

g M

anua

l

116

:VO

LTag

e:M

OD

E C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Set t

he c

onst

ant v

olta

ge re

spon

se ti

me

for t

he

spec

ific

chan

nel.

Synt

ax

:VO

LTag

e:M

OD

E SL

OW

/0, F

AST

/1

Para

met

er

SLO

W/0

, FA

ST/1

R

espo

nse

Tim

e

SL

OW

/0

Slow

res

pons

e tim

e

FA

ST/1

Fa

st r

espo

nse

time

Exam

ple

:VO

LT:M

OD

E SL

OW

Se

ts th

e re

spon

se ti

me

to

SLO

W fo

r the

spe

cific

ch

anne

l.

:V

OLT

:MO

DE

1 Se

ts th

e re

spon

se ti

me

to

FAST

for t

he sp

ecifi

c ch

anne

l.

Que

ry S

ynta

x :V

OLT

age:

MO

DE?

<N

R1>

Ret

urn

Para

met

er <

NR

1>

Res

pons

e Ti

me

0

Slow

1

Fast

Que

ry E

xam

ple

:VO

LT:M

OD

E?

0

The

spec

ific

chan

nel i

s se

t to

SLO

W re

spon

se

time.

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117

SYST

EM S

ubsy

stem

:S

YSTe

m:E

RR

or? .

......

......

......

......

......

......

......

......

......

117

:SYS

Tem

:VER

Sion

? ....

......

......

......

......

......

......

......

.....

117

:SYS

Tem

:ER

Ror

? Sy

stem

Com

man

d

Des

crip

tion

The

Syst

em E

rror

com

man

d re

turn

s all

the

syst

em

erro

rs. P

leas

e se

e th

e Er

ror c

odes

sec

tion

for a

full

desc

ript

ion.

(pag

e118

)

Que

ry S

ynta

x :S

YSTe

m:E

RR

or?

Ret

urn

Para

met

er <

char

acte

r st

ring

>

Erro

r

1 Er

ror

code

num

ber

2 Er

ror

code

de

scri

ptio

n

Que

ry E

xam

ple

:SYS

T:ER

R?

-102

, "Sy

ntax

err

or"

Retu

rns

the

next

err

or in

th

e Er

ror Q

ueue

.

:SYS

Tem

:VER

Sion

? Sy

stem

Com

man

d

Des

crip

tion

The

syst

em v

ersi

on c

omm

and

retu

rns

the

SCPI

ve

rsio

n: y

ear a

nd S

CPI

ver

sion

of t

hat y

ear.

Que

ry S

ynta

x :S

YSTe

m:V

ERSi

on?

Ret

urn

Para

met

er <

NR

f>

20

08.0

Ye

ar/

vers

ion

PEL-

2000

Pro

gram

min

g M

anua

l

118

Mem

ory

Subs

yste

m

:MEM

ory:

SAV

E:PR

Eset

.....

......

......

......

......

......

......

..... 1

18

:MEM

ory:

SAV

E:PR

OG

ram

.....

......

......

......

......

......

..... 1

18

:MEM

ory:

SAV

E:A

LLPr

eset

.....

......

......

......

......

......

......

119

:MEM

ory:

SAV

E:SE

Tup

......

......

......

......

......

......

......

..... 1

19

:MEM

ory:

REC

all:P

REs

et ..

......

......

......

......

......

......

......

119

:MEM

ory:

REC

all:P

RO

Gra

m ...

......

......

......

......

......

......

120

:MEM

ory:

REC

all:A

LLPr

eset

.....

......

......

......

......

......

.... 1

20

:MEM

ory:

REC

all:S

ETup

.....

......

......

......

......

......

......

.... 1

20

:MEM

ory:

SAV

E:PR

Eset

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Save

s pr

eset

dat

a fo

r the

spe

cific

cha

nnel

to

inte

rnal

mem

ory

slot

s P0

~P9.

Synt

ax

:MEM

ory:

SAV

E:PR

Eset

: <N

R1>

Para

met

er

<NR

1>

Pres

et n

o.

0~

9 P0

~P9

Exam

ple

:MEM

:SAV

E:PR

E 0

Save

s th

e pr

eset

set

tings

to

(P0)

.

:MEM

ory:

SAV

E:PR

OG

ram

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Save

s th

e sp

ecifi

c ch

anne

l int

o m

emor

y.

Synt

ax

:MEM

ory:

SAV

E:PR

OG

ram

<N

R1>

Para

met

er

<NR

1>

Mem

ory

num

ber

00

1~12

0 M

001~

M12

0

Exam

ple

:MEM

:SAV

E:PR

OG

100

Save

s th

e ch

anne

l to

Mem

ory

M10

0.

Page 60: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

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AN

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ETA

ILS

119

:MEM

ory:

SAV

E:A

LLPr

eset

A

ll C

hann

els

Des

crip

tion

Save

s pr

eset

dat

a to

inte

rnal

mem

ory

for a

ll ch

anne

ls.

Synt

ax

:MEM

ory:

SAV

E:A

LLPr

eset

: <N

R1>

Para

met

er

<NR

1>

Pres

et n

o.

0~

9 P0

~P9

Exam

ple

:MEM

:SAV

E:A

LLP

0 Sa

ves

the

pres

et s

ettin

gs

to (P

0) fo

r all

chan

nels

.

:MEM

ory:

SAV

E:SE

Tup

All

Cha

nnel

s

Des

crip

tion

Save

s se

tup

data

for a

ll ch

anne

ls to

inte

rnal

m

emor

y sl

ots

S1~S

4.

Synt

ax

:MEM

ory:

SAV

E:SE

Tup:

<N

R1>

Para

met

er

<NR

1>

Setu

p da

ta

1~

4 S1

~S4

Exam

ple

:MEM

:SAV

E:SE

T 1

Save

s th

e se

tup

data

to

S1 (a

pplic

able

to a

ll ch

anne

ls).

:MEM

ory:

REC

all:P

REs

et

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Reca

lls p

rese

t dat

a fo

r the

spe

cific

cha

nnel

from

in

tern

al m

emor

y sl

ots

P0~P

9.

Synt

ax

:MEM

ory:

REC

all:P

REs

et: <

NR

1>

Para

met

er

<NR

1>

Pres

et n

o.

0~

9 P0

~P9

Exam

ple

:MEM

:REC

:PR

E 0

Reca

lls th

e pr

eset

se

tting

s fro

m (P

0).

PEL-

2000

Pro

gram

min

g M

anua

l

120

:MEM

ory:

REC

all:P

RO

Gra

m

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Reca

lls m

emor

y da

ta to

the

curr

ent c

hann

el.

Synt

ax

:MEM

ory:

REC

all:P

RO

Gra

m <

NR

1>

Para

met

er

<NR

1>

Mem

ory

num

ber

00

1~12

0 M

001~

M12

0

Exam

ple

:MEM

:REC

:PR

OG

100

Re

calls

the

mem

ory

M10

0 fo

r the

cur

rent

ch

anne

l.

:MEM

ory:

REC

all:A

LLPr

eset

A

ll C

hann

els

Des

crip

tion

Reca

lls p

rese

t dat

a fr

om in

tern

al m

emor

y fo

r all

chan

nels

.

Synt

ax

:MEM

ory:

REC

all:A

LLPr

eset

: <N

R1>

Para

met

er

<NR

1>

Pres

et n

o.

0~

9 P0

~P9

Exam

ple

:MEM

:REC

:ALL

P 0

Reca

lls th

e pr

eset

se

tting

s fro

m (P

0) fo

r all

chan

nels

.

:MEM

ory:

REC

all:S

ETup

A

ll C

hann

els

Des

crip

tion

Reca

lls se

tup

data

for a

ll ch

anne

ls fr

om in

tern

al

mem

ory

slot

s S1

~S4.

Synt

ax

:MEM

ory:

REC

all:S

ETup

: <N

R1>

Para

met

er

<NR

1>

Setu

p da

ta

1~

4 S1

~S4

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AN

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ETA

ILS

121

Exam

ple

:MEM

:REC

:SET

1

Reca

lls th

e se

tup

data

fr

om S

1 (a

pplic

able

to a

ll ch

anne

ls).

Exam

ple

:MEM

:REC

:100

Reca

lls m

emor

y da

ta

M10

0 to

the

curr

ent

chan

nel.

PEL-

2000

Pro

gram

min

g M

anua

l

122 SE

Que

nce

Subs

yste

m

:SEQ

uenc

e:ED

IT:P

OIN

t ....

......

......

......

......

......

......

.... 1

22

:SEQ

uenc

e:EN

D ..

......

......

......

......

......

......

......

......

......

123

:SEQ

uenc

e:PO

INt:R

ESis

tanc

e ....

......

......

......

......

......

. 123

:SEQ

uenc

e:PO

INt:C

UR

Ren

t ....

......

......

......

......

......

.... 1

24

:SEQ

uenc

e:PO

INt:R

ISE/

FALL

.....

......

......

......

......

......

124

:SEQ

uenc

e:PO

INt:T

IME

......

......

......

......

......

......

......

.. 125

:SEQ

uenc

e:R

EPea

t ....

......

......

......

......

......

......

......

......

. 126

:SEQ

uenc

e:EN

D:L

OA

D ..

......

......

......

......

......

......

......

. 126

:SEQ

uenc

e:V

OLT

age:

RA

NG

e ....

......

......

......

......

......

.. 127

:SEQ

uenc

e:LO

OP:

STA

Rt .

......

......

......

......

......

......

......

128

:SEQ

uenc

e:C

HA

Nne

l:TIM

E ...

......

......

......

......

......

......

128

:SEQ

uenc

e:R

UN

.....

......

......

......

......

......

......

......

......

... 12

9 :S

EQue

nce:

SAV

E ...

......

......

......

......

......

......

......

......

.... 1

29

:SEQ

uenc

e:ED

IT:P

OIN

t C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

curr

ent p

oint

in th

e se

quen

ce. T

he

SEQ

uenc

e:EN

D c

omm

and

shou

ld fi

rst b

e us

ed to

se

t the

num

ber o

f poi

nts.

Synt

ax

:SEQ

uenc

e:ED

IT:P

OIN

t <N

R1>

Para

met

er

<NR

1>

Poin

ts

1~

last

poi

nt

1~ la

st p

oint

.

Exam

ple

:SEQ

:ED

IT:P

OIN

3

Sets

the

poin

t to

num

ber

3.

Que

ry S

ynta

x :S

EQue

nce:

EDIT

:PO

INt?

Ret

urn

Para

met

er <

NR

1>

Poin

ts

1~

last

poi

nt

Ret

urns

the

curr

ent p

oint

.

Que

ry E

xam

ple

:SEQ

:ED

IT:P

OIN

?

3

The

curr

ent p

oint

is 3

.

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ETA

ILS

123

:SEQ

uenc

e:EN

D

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

num

ber o

f poi

nts i

n th

e se

quen

ce.

Synt

ax

:SEQ

uenc

e:EN

D <

NR

1>

Para

met

er

<NR

1>

Poin

ts

1~

120

1~12

0.

Exam

ple

:SEQ

:EN

D 5

Se

ts th

e m

ax n

umbe

r of

poin

ts to

5.

Que

ry S

ynta

x :S

EQue

nce:

END

?

Ret

urn

Para

met

er <

NR

1>

Poin

ts

1~

120

1~12

0

Que

ry E

xam

ple

:SEQ

:EN

D?

5

Ther

e ar

e 5

poin

ts in

the

sequ

ence

.

:SEQ

uenc

e:PO

INt:R

ESis

tanc

e C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

resi

stan

ce v

alue

for t

he c

urre

nt p

oint

. CR

mod

e on

ly.

Synt

ax

:SEQ

uenc

e:PO

INt:R

ESis

tanc

e <N

Rf>

[OH

M],

MIN

, M

AX

Para

met

er

<NR

f>[O

HM

], M

IN, M

AX

R

esis

tanc

e va

lue

10

0 10

10

0 O

HM

10

M

AX

/MIN

M

axim

um o

r m

inim

um

valu

e.

Exam

ple

:SEQ

:PO

IN:R

ES 1

00

Sets

the

resi

stan

ce to

100

.

Que

ry S

ynta

x :S

EQue

nce:

POIN

t::R

ESis

tanc

e?

Ret

urn

Para

met

er <

NR

1>

Res

ista

nce

Valu

e

1

unit

= 1

ohm

R

etur

ns th

e re

sist

ance

va

lue.

PEL-

2000

Pro

gram

min

g M

anua

l

124

Que

ry E

xam

ple

:SEQ

:PO

IN:R

ES?

100

The

resi

stan

ce v

alue

is

100

ohm

.

:SEQ

uenc

e:PO

INt:C

UR

Ren

t C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

curr

ent v

alue

for t

he c

urre

nt p

oint

. CC

m

ode

only

.

Synt

ax

:SEQ

uenc

e:PO

INt:C

UR

Ren

t <N

Rf>

[A],

MIN

, MA

X

Para

met

er

<NR

f>[A

], M

IN, M

AX

C

urre

nt v

alue

10

10

A

10

0 A

10

0A

M

AX

/MIN

M

axim

um o

r m

inim

um

valu

e.

Exam

ple

:SEQ

:PO

IN:C

UR

R 1

Se

ts th

e cu

rren

t to

1.

Que

ry S

ynta

x :S

EQue

nce:

POIN

t::C

UR

Ren

t?

Ret

urn

Para

met

er <

NR

1>

Cur

rent

Val

ue

1

unit

= 1

A

Ret

urns

the

curr

ent v

alue

.

Que

ry E

xam

ple

:SEQ

:PO

IN:C

UR

R?

1

The

curr

ent v

alue

is 1

am

p.

:SEQ

uenc

e:PO

INt:R

ISE/

FALL

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

risi

ng a

nd fa

lling

slew

rate

s fo

r the

cur

rent

po

int.

Synt

ax

:SEQ

uenc

e:PO

INt:R

ISE/

FALL

<NR

f>[A

/us]

, MIN

, MA

X

Para

met

er

<N

Rf>

[A/u

s], M

IN, M

AX

Sl

ew r

ate

1.

2 1.

2A/u

s

1.

2 A

/us

1.2A

/us

M

AX

/MIN

M

axim

um o

r m

inim

um

valu

e.

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MM

AN

D D

ETA

ILS

125

Exam

ple

:SEQ

:PO

IN:R

ISE

.3 A

Se

ts th

e ri

sing

slew

rate

to

0.3

A/u

s

:S

EQ:P

OIN

:FA

LL .4

A

Sets

the

falli

ng s

lew

rate

to

0.4

A/u

s

Que

ry S

ynta

x :S

EQue

nce:

POIN

t::R

ISE/

FALL

?

Ret

urn

Para

met

er <

NR

1>

Slew

Rat

e

1

unit

= 1

A/u

s R

etur

ns th

e sl

ew r

ate.

Que

ry E

xam

ple

:SEQ

:PO

IN:R

ISE?

0.30

000

Retu

rns

the

risi

ng s

lew

ra

te (0

.3 A

/us)

.

:S

EQ:P

OIN

:FA

LL?

0.40

000

Retu

rns

the

falli

ng s

lew

ra

te (0

.4 A

/us)

.

:SEQ

uenc

e:PO

INt:T

IME

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

dura

tion

time

of th

e cu

rren

t poi

nt in

se

cond

s.

Synt

ax

:SEQ

uenc

e:PO

INt:T

IME

<NR

f>[S

], M

IN, M

AX

Para

met

er

<NR

f>

Dur

atio

n Ti

me

0.

0001

~600

00

0.00

01~6

0,00

0.0

seco

nds

0.

0001

~600

00S

0.00

01~6

0,00

0.0

seco

nds

M

IN

0.00

01se

cond

s

M

AX

60

,000

sec

onds

Exam

ple

:SEQ

:PO

IN:T

IME

10

Sets

the

poin

t dur

atio

n tim

e to

10

seco

nds.

Que

ry S

ynta

x :S

EQue

nce:

POIN

:TIM

E?

Ret

urn

Para

met

er <

NR

2>

Poin

t

0.

0001

~600

00

Ret

urns

the

poin

t dur

atio

n tim

e.

Que

ry E

xam

ple

:SEQ

:PO

IN:T

IME?

0.00

100

The

poin

t dur

atio

n tim

e is

0.0

01 s

econ

ds.

PEL-

2000

Pro

gram

min

g M

anua

l

126

:SEQ

uenc

e:R

EPea

t C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

the

num

ber o

f tim

es th

e se

quen

ce c

an b

e re

peat

ed (l

oope

d).

Synt

ax

:SEQ

uenc

e:R

EPea

t <N

R1>

Para

met

er

<NR

1>

Rep

eat s

ettin

g

1~

9999

1~

9999

0

Infin

ite r

epea

ts

Exam

ple

:SEQ

:REP

10

Repe

at 1

0 tim

es

:S

EQ:R

EP 0

Re

peat

infin

itely

Que

ry S

ynta

x :S

EQue

nce:

REP

eat?

Ret

urn

Para

met

er <

NR

1>

Rep

eat s

ettin

g

1~

9999

1~

9999

0

Infin

ite

Que

ry E

xam

ple

:SEQ

:REP

?

10

Repe

ats

the

sequ

ence

10

times

:SEQ

uenc

e:EN

D:L

OA

D

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

On

End

Load

to O

n or

Off.

On

End

Load

de

term

ines

if th

e ch

anne

l will

set

the

load

on

or o

ff at

the

end

of it

s se

quen

ce u

ntil

the

end

of th

e la

st

sequ

ence

(of A

LL o

ther

cha

nnel

s).

Synt

ax

:SEQ

uenc

e:EN

D:L

OA

D O

FF/0

, ON

/1

Para

met

er

OFF

/0, O

N/1

O

n En

d Lo

ad

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:SEQ

:EN

D:L

OA

D 0

O

n En

d Lo

ad =

Off.

Que

ry S

ynta

x :S

EQue

nce:

END

:LO

AD

?

Page 64: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

127

Ret

urn

Para

met

er <

NR

1>

On

End

Load

0

Off

1

On

Que

ry E

xam

ple

:SEQ

:EN

D:L

OA

D?

1

On

End

Load

is O

n.

:SEQ

uenc

e:V

OLT

age:

RA

NG

e

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Sets

the

sequ

ence

CC

vol

tage

rang

e.

Synt

ax

:SEQ

uenc

e:V

OLT

age:

RA

NG

e <N

Rf>

[V],

L, H

Para

met

er

<NR

f>[ V

] , L

, H

Ran

ge

16

Lo

w r

ange

*

80

V

Hig

h ra

nge*

L

Low

ran

ge

H

H

igh

rang

e

*L

oad

mod

ule

depe

nden

t, PE

L-20

20 sh

own.

Exam

ple

:SEQ

:VO

LT:R

AN

G L

Se

ts th

e ra

nge

to L

ow fo

r th

e ch

anne

l.

Que

ry S

ynta

x :S

EQue

nce:

VO

LTag

e:R

AN

Ge?

Ret

urn

Para

met

er <

NR

2>

Ran

ge

16

Lo

w P

EL-2

020,

2030

,204

0

12

5 Lo

w P

EL-2

041

80

H

igh

PEL-

2020

,203

0,20

40

50

0 H

igh

PEL-

2041

Que

ry E

xam

ple

:SEQ

:VO

LT:R

AN

G?

500

Retu

rns

the

volta

ge

rang

e. In

this

cas

e hi

gh

for t

he P

EL-2

041.

PEL-

2000

Pro

gram

min

g M

anua

l

128

:SEQ

uenc

e:LO

OP:

STA

Rt

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Det

erm

ines

from

whi

ch p

oint

to s

tart

repe

atin

g (lo

opin

g) th

e se

quen

ce fr

om w

hen

usin

g th

e SE

Que

nce:

REPe

at c

omm

and.

Synt

ax

:SEQ

uenc

e:LO

OP:

STA

Rt <

NR

1>

Para

met

er

<NR

1>

Star

t lo

op fr

om

1~

last

poi

nt

1st~

last

poi

nt.

Exam

ple

:SEQ

:LO

OP:

STA

R 2

Lo

op fr

om p

oint

2.

Que

ry S

ynta

x :S

EQue

nce:

LOO

P:ST

AR

t?

Ret

urn

Para

met

er <

NR

1>

Poin

t

1~

last

poi

nt

Ret

urns

the

poin

t th

at th

e lo

op w

ill s

tart

from

.

Que

ry E

xam

ple

:SEQ

:LO

OP:

STA

R?

2

The

loop

sta

rts

at p

oint

2.

:SEQ

uenc

e:C

HA

Nne

l:TIM

E C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Sets

whi

ch c

hann

el d

urat

ion

time

the

spec

ific

chan

nel w

ill u

se.

Synt

ax

:SEQ

uenc

e:C

HA

Nne

l:TIM

E <N

R1>

Para

met

er

<NR

1>1~

max

cha

nnel

s D

urat

ion

Tim

e Se

ttin

gs

1

Use

cha

nnel

1

2

etc

Use

cha

nnel

2 e

tc

Exam

ple

:SEQ

:CH

AN

:TIM

E 3

Set t

he s

peci

fic c

hann

el

to u

se th

e ch

anne

l du

ratio

n tim

e of

cha

nnel

3.

Que

ry S

ynta

x :S

EQue

nce:

CH

AN

nel:T

IME?

Page 65: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

CO

MM

AN

D D

ETA

ILS

129

Ret

urn

Para

met

er <

NR

1>

Poin

t

1~

max

cha

nnel

s R

etur

ns th

e ch

anne

l du

ratio

n tim

e th

at th

e sp

ecifi

c ch

anne

l is

usin

g.

Que

ry E

xam

ple

:SEQ

:CH

AN

:TIM

E?

2

The

spec

ific

chan

nel i

s us

ing

the

chan

nel

dura

tion

setti

ng o

f ch

anne

l 2.

:SEQ

uenc

e:R

UN

C

hann

el S

peci

fic

Com

man

d

Des

crip

tion

Turn

s th

e se

quen

ce O

n/O

ff.

Synt

ax

:SEQ

uenc

e:R

UN

OFF

/0, O

N/1

Para

met

er

OFF

/0, O

N/1

Se

quen

ce

O

FF/0

O

ff

O

N/1

O

n

Exam

ple

:SEQ

:RU

N O

N

Run

the

sequ

ence

.

:SEQ

uenc

e:SA

VE

Cha

nnel

Spe

cific

C

omm

and

Des

crip

tion

Save

s th

e se

quen

ce fo

r the

spec

ific

chan

nel.

Synt

ax

:SEQ

uenc

e:SA

VE

Exam

ple

:SEQ

:SAV

E Sa

ves

the

sequ

ence

.

PEL-

2000

Pro

gram

min

g M

anua

l

130 Com

man

d Er

ror

Cod

es

Des

crip

tion

The

PEL

has a

num

ber o

f spe

cific

err

or c

odes

. Use

th

e SY

STem

:ERR

or c

omm

and

to re

call

the

erro

r co

des.

-1

02

Synt

ax e

rror

.

An

unre

cogn

ized

com

man

d or

dat

a ty

pe w

as e

ncou

nter

ed.

-1

09

Mis

sing

par

amet

er

The

com

man

d he

ader

requ

ires

m

ore

para

met

ers

than

was

rece

ived

.

-1

22

Dat

a ou

t of r

ange

The

data

is o

utsi

de th

e al

low

ed

rang

e.

-1

28

Num

eric

dat

a no

t allo

wed

The

com

man

d do

es n

ot a

ccep

t nu

mer

ical

dat

a/pa

ram

eter

s

-2

00

Exec

utio

n er

ror

Gen

eric

exe

cutio

n er

ror.

-1

44

Cha

ract

er D

ata

too

long

The

char

acte

r dat

a co

ntai

ns m

ore

than

twel

ve c

hara

cter

s

-1

51

Inva

lid S

trin

g

The

stri

ng d

ata

rece

ived

is in

valid

-1

48

Cha

ract

er d

ata

not a

llow

ed

The

com

man

d do

es n

ot a

ccep

t ch

arac

ter d

ata

-1

38

Suffi

x no

t allo

wed

A c

omm

and

does

not

acc

ept

suffi

xes/

the

suffi

x ty

pe.

Page 66: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

STAT

US

REG

ISTE

RS

131

STAT

US

REG

ISTE

RS

To

pro

gram

the

PEL-

200

Seri

es e

ffect

ivel

y, th

e St

atus

Reg

iste

r str

uctu

re n

eeds

to b

e un

ders

tood

. Th

is c

hapt

er e

xpla

ins i

n de

tail

the

stru

ctur

e of

the

stat

us re

gist

ers.

Stat

us R

egis

ter

Ove

rvie

w

Des

crip

tion

The

stat

us re

gist

ers a

re u

sed

to d

eter

min

e th

e st

atus

of t

he e

lect

roni

c lo

ad. T

he s

tatu

s reg

iste

rs

mai

ntai

n th

e st

atus

of t

he p

rote

ctio

n co

nditi

ons,

load

con

ditio

ns a

nd c

hann

el c

ondi

tions

of t

he lo

ad

mod

ules

. Th

e PE

L-20

00 s

erie

s ha

ve a

num

ber o

f reg

iste

r gr

oups

: C

hann

el S

tatu

s Reg

iste

rs (o

ne fo

r eac

h ch

anne

l) C

hann

el S

umm

ary

Regi

ster

s Q

uest

iona

ble

Stat

us R

egis

ters

St

anda

rd E

vent

Sta

tus R

egis

ters

St

atus

Byt

e Re

gist

er

Serv

ice

Requ

est G

ener

atio

n Re

gist

er

Th

e st

ruct

ure

of th

e st

atus

regi

ster

s is s

how

n on

th

e ne

xt p

age.

PEL-

2000

Pro

gram

min

g M

anua

l

132

BIT WEIGHT

12

48 OR

16C

ON

DIT

ION

12

48

PTR

/NTR

12

48

EV

EN

T1

24

8E

NA

BLE

OC

OV

OP

RV

OT

Pro

tect

ion

01

23

4B

it po

sitio

n

BIT WEIGHT

12

48

16E

VE

NT

12

48

16E

NA

BLE

CH

1C

H2

CH

3C

H4

CH

5C

hann

el0

12

34

Bit p

ositi

on

3264

128

3264

128

CH

6C

H7

CH

8

56

7

BIT WEIGHT

12

48 OR

CO

ND

ITIO

N1

24

8P

TR/N

TR1

24

8E

VE

NT

12

48

EN

AB

LE

OC

OV

OP

RV

Que

ry0

12

3B

it po

sitio

n

OR

Que

stio

nabl

e S

tatu

s R

egis

ters

CH

1C

H2

CH

3C

H4

CH

5Fr

omC

H6

CH

7C

H8

BIT WEIGHT

14

8

OR

Sta

ndar

d E

vent

Sta

tus

Reg

iste

rs

16E

VE

NT

14

816

EN

AB

LE

OPC

N.U

.Q

YED

DE

EXE

Mes

sage

01

23

4B

it po

sitio

n

32 32CM

EN

.U.

N.U

.

56

7

Dat

aD

ata

Out

put Q

ueue D

ata

BIT

WE

IGH

T4

816

STAT

US

BYTE

N.U

.N

.U.

CSU

MQ

UES

MAV

Sta

tus

01

23

4B

it po

sitio

n

32ESB

MS

SN

.U.

5

48

OR

162

34

Bit p

ositi

on

325

Ser

vice

Req

uest

Gen

erat

ion

Reg

iste

r

CSU

MQ

UES

MAV

ESB

BIT

WE

IGH

T

Ser

vice

R

eque

st

Gen

erat

ion

76 64

Sta

tus

Byt

e R

egis

ter

OR

Ser

vice

Req

uest

Gen

erat

ion

Cha

nnel

Sum

mar

y R

egis

ters

32G/N 5

64UV

P 6N

.U.

7-15

1632

6416

3264

1632

64

16OT 4

32G/N 5

64UV

P 6N

.U.

7-15

1632

6416

3264

1632

64

Cha

nnel

Sta

tus

Reg

iste

rs (C

hann

el X

)

Page 67: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

STAT

US

REG

ISTE

RS

133

Cha

nnel

Sta

tus

Des

crip

tion

Each

cha

nnel

has

a d

edic

ated

Cha

nnel

Sta

tus

Regi

ster

gro

up. T

hese

regi

ster

s sh

ow if

any

err

ors

or fa

ults

hav

e oc

curr

ed to

a s

peci

fic c

hann

el.

The

Cha

nnel

Sta

tus

Regi

ster

gro

up c

onsi

sts

of: t

he

Con

ditio

n, E

VEN

T an

d EN

ABL

E re

gist

ers

as w

ell

as P

TR/N

TR (p

ositi

ve a

nd n

egat

ive

tran

sitio

n)

filte

rs.

Pr

otec

tion

Bits

O

C

If an

ove

r cur

rent

con

ditio

n oc

curs

the

OC

bit

(bit

0) is

set.

The

OC

bit

can

only

be

cle

ared

with

th

e :L

OA

D:P

ROTe

ctio

n:C

LEar

com

man

d.

O

V

If an

ove

r vol

tage

con

ditio

n oc

curs

the

OV

bit

(bit

1) is

set.

The

OV

bit

can

only

be

cle

ared

with

th

e :L

OA

D:P

ROTe

ctio

n:C

LEar

com

man

d.

O

P If

an o

ver p

ower

con

ditio

n oc

curs

the

OP

bit (

bit 2

) is s

et. T

he O

P bi

t can

onl

y be

cl

eare

d w

ith

the

:LO

AD

:PRO

Tect

ion:

CLE

ar c

omm

and.

RV

If

a re

vers

e vo

ltage

con

ditio

n oc

curs

the

RV b

it (b

it 3)

is se

t. Th

e RV

bit

is

auto

mat

ical

ly c

lear

ed a

fter t

he re

vers

e vo

ltage

is re

mov

ed.

O

T W

hen

the

inte

rnal

tem

pera

ture

exc

eeds

85˚C

the

OT

bit w

ill b

e se

t. Th

e O

T bi

t is

auto

mat

ical

ly c

lear

ed a

fter t

he

tem

pera

ture

goe

s be

low

85˚

C.

PEL-

2000

Pro

gram

min

g M

anua

l

134

G

/N

The

Go/

NoG

o bi

t is s

et w

hen

Go/

NoG

o lim

its h

ave

been

exc

eede

d, w

hen

Go/

NoG

o SP

EC h

as b

een

enab

led.

U

VP

If th

e un

der v

olta

ge c

ondi

tion

occu

rs th

e U

VP

bit i

s set

.

Con

ditio

n R

egis

ter

The

cond

ition

regi

ster

indi

cate

s th

e st

atus

of t

he

elec

tron

ic lo

ad. T

he c

ondi

tion

regi

ster

can

onl

y be

ch

ange

d by

a c

hang

e in

the

cond

ition

of t

he

elec

tron

ic lo

ad. R

eadi

ng th

e co

nditi

on re

gist

er d

oes

not c

hang

e th

e st

ate

of th

e co

nditi

on re

gist

er.

PTR

/NTR

R

egis

ter

The

PTR/

NTR

(Pos

itive

/Neg

ativ

e tr

ansi

tion)

re

gist

er d

eter

min

es th

e ty

pe o

f tra

nsiti

on

cond

ition

s tha

t will

trig

ger a

n ev

ent.

Onl

y th

e C

hann

el S

tatu

s Reg

iste

r and

Que

stio

nabl

e St

atus

Re

gist

er c

an b

e tr

ansi

tion

prog

ram

med

Po

sitiv

e Tr

ansi

tion

01

N

egat

ive

Tran

sitio

n 1

0

Even

t Reg

iste

r Th

e Ev

ent R

egis

ter i

ndic

ates

if a

n ev

ent h

as b

een

trig

gere

d ac

cord

ing

to th

e tr

ansi

tion

setti

ngs

from

th

e PT

R/N

TR R

egis

ter.

Enab

le R

egis

ter

The

Enab

le re

gist

er d

eter

min

es w

hich

stat

us

even

t(s) a

re e

nabl

ed. A

ny st

atus

eve

nts

(OC

, OV

, O

P, R

V, O

T, G

/N, U

VP)

that

are

ena

bled

will

set

th

e co

rres

pond

ing

chan

nel b

it in

the

Cha

nnel

Su

mm

ary

Even

t Reg

iste

r.

Cha

nnel

Sum

mar

y

Des

crip

tion

The

Cha

nnel

Sum

mar

y Re

gist

ers

cons

olid

ate

the

chan

nel s

tatu

s of

all

4/8

chan

nels

, dep

endi

ng o

n th

e el

ectr

onic

load

.

Page 68: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

STAT

US

REG

ISTE

RS

135

Ev

ent R

egis

ter

If an

eve

nt h

as b

een

enab

led

and

set i

n th

e C

hann

el S

tatu

s Reg

iste

rs, t

hen

the

corr

espo

ndin

g ch

anne

l bit

will

be

set i

n th

e C

hann

el S

umm

ary

Even

t Reg

iste

r. If

the

Even

t Reg

iste

r is

read

, it w

ill

be c

lear

ed to

0.

Enab

le R

egis

ter

The

Enab

le R

egis

ter i

s us

ed to

det

erm

ine

whi

ch

chan

nel e

vent

s w

ill b

e us

ed to

set

the

CSU

M b

it of

th

e St

atus

Byt

e Re

gist

er.

Que

stio

nabl

e St

atus

Des

crip

tion

The

Que

stio

nabl

e St

atus

Reg

iste

rs w

ill s

how

if a

ny

faul

ts o

r err

ors

have

occ

urre

d. T

he Q

uest

iona

ble

Stat

us R

egis

ters

hav

e th

e sa

me

even

ts a

s th

e C

hann

el S

tatu

s Reg

iste

rs.

Q

uest

iona

ble

Stat

us R

egis

ter

83

42

21

10R

VO

PO

VO

C

Bit

wei

ght

Bit P

ositi

onC

ondi

tion

RV

OP

OV

OC

PTR

/NTR

RV

OP

OV

OC

EVE

NT

RV

OP

OV

OC

ENAB

LE

7-15 0 0 0 0

UVP

G/N

OT

UVP

G/N

OT

UVP

G/N

OT

UVP

G/N

OT

65

4

6432

16

Bit

Sum

mar

y O

C

Ove

r Cur

rent

OV

O

ver v

olta

ge

OP

Ove

r Pow

er

RV

Reve

rse

Vol

tage

OT

Ove

r Tem

pera

ture

G/N

G

o/N

oGo

PEL-

2000

Pro

gram

min

g M

anua

l

136

UV

P U

nder

Vol

tage

Pro

tect

ion

Con

ditio

n R

egis

ter

The

Que

stio

nabl

e St

atus

Con

ditio

n Re

gist

er

indi

cate

s the

stat

us o

f the

ele

ctro

nic

load

. If a

bit

is

set i

n th

e C

ondi

tion

regi

ster

(OC

, OV

, OP,

RV

) in

dica

tes

that

the

even

t is

true

. Rea

ding

the

cond

ition

regi

ster

doe

s no

t cha

nge

the

stat

e of

the

cond

ition

regi

ster

.

PTR

/NTR

R

egis

ter

The

PTR/

NTR

(Pos

itive

/Neg

ativ

e tr

ansi

tion)

re

gist

er d

eter

min

es th

e ty

pe o

f tra

nsiti

on

cond

ition

s will

set t

he c

orre

spon

ding

bit

in th

e Ev

ent R

egis

ters

. Onl

y th

e C

hann

el S

tatu

s Re

gist

er

and

Que

stio

nabl

e St

atus

Reg

iste

r can

be

tran

sitio

n pr

ogra

mm

ed.

Po

sitiv

e Tr

ansi

tion

01

N

egat

ive

Tran

sitio

n 1

0

Even

t Reg

iste

r Th

e PT

R/N

TR R

egis

ter w

ill d

icta

te th

e ty

pe o

f tr

ansi

tion

cond

ition

s w

ill se

t the

cor

resp

ondi

ng

bits

in th

e Ev

ent R

egis

ter.

If th

e Ev

ent R

egis

ter i

s re

ad, i

t will

be

clea

red

to 0

.

Enab

le R

egis

ter

The

Enab

le R

egis

ter i

s us

ed to

det

erm

ine

whi

ch

chan

nel e

vent

s w

ill b

e us

ed to

set

the

QU

ES b

it of

th

e St

atus

Byt

e Re

gist

er.

Out

put Q

ueue

Des

crip

tion

The

Out

put q

ueue

sto

res o

utpu

t mes

sage

s in

a

FIFO

buf

fer u

ntil

read

. If t

he O

utpu

t Que

ue h

as

data

, the

MA

V b

it in

the

Stat

us B

yte

Regi

ster

is se

t.

O

utpu

t Que

ue

Dat

a1D

ata2

Dat

a3D

ata4

Dat

aND

ata5

Dat

a in

Dat

a ou

t

Page 69: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

STAT

US

REG

ISTE

RS

137

Stan

dard

Eve

nt S

tatu

s

Des

crip

tion

The

Stan

dard

Eve

nt S

tatu

s Reg

iste

rs in

dica

te a

ny

prog

ram

min

g er

rors

that

occ

ur. T

he S

tand

ard

Even

t Sta

tus R

egis

ter g

roup

com

pris

es o

f the

Eve

nt

and

Enab

le re

gist

ers.

Er

ror

Bits

O

PC

The

oper

atio

n co

mpl

ete

bit i

s set

whe

n al

l se

lect

ed p

endi

ng o

pera

tions

are

co

mpl

ete.

Thi

s bi

t is s

et in

resp

onse

to th

e *O

PC c

omm

and.

Q

YE

The

Que

ry E

rror

bit

is se

t is

resp

onse

to

an e

rror

read

ing

the

Out

put Q

ueue

. Thi

s ca

n be

cau

sed

by tr

ying

to re

ad th

e O

utpu

t Que

ue w

hen

ther

e is

no

data

pr

esen

t.

D

DE

The

Dev

ice

Dep

ende

nt E

rror

indi

cate

s a

mem

ory

erro

r/lo

st m

emor

y or

failu

re o

f th

e se

lf-te

st.

EX

E Th

e Ex

ecut

ion

bit i

ndic

ates

an

exec

utio

n er

ror d

ue to

one

of t

he fo

llow

ing

Illeg

al c

omm

and

para

met

er

Para

met

er o

ut o

f ran

ge

Inva

lid p

aram

eter

C

omm

and

didn

’t ex

ecut

e du

e to

an

over

ridi

ng o

pera

tion

cond

ition

.

PEL-

2000

Pro

gram

min

g M

anua

l

138

C

ME

The

Com

man

d Er

ror b

it is

set w

hen

a sy

ntax

err

or h

as o

ccur

red.

The

CM

E bi

t ca

n al

so b

e se

t whe

n a

<GET

> co

mm

and

is re

ceiv

ed w

ithin

a p

rogr

am m

essa

ge.

(Gro

up E

xecu

te T

rigg

er) a

s de

fined

in

IEEE

488

.1.

Even

t Reg

iste

r Th

e Ev

ent R

egis

ter w

ill b

e se

t to

0 w

hen

read

.

Enab

le R

egis

ter

The

Enab

le R

egis

ter d

eter

min

es w

hich

eve

nts

will

se

t the

ESB

Bit

(bit

5) in

the

Stat

us B

yte

Regi

ster

.

Stat

us B

yte

Reg

iste

r

Des

crip

tion

The

Stat

us B

yte

regi

ster

con

solid

ates

the

stat

us

even

ts o

f all

the

stat

us re

gist

ers.

The

Sta

tus

Byte

re

gist

er c

an b

e re

ad w

ith th

e *S

TB?

quer

y or

a

seri

al p

oll a

nd c

an b

e cl

eare

d w

ith th

e *C

LS

com

man

d.

St

atus

Bits

C

SUM

Th

e C

SUM

bit

is se

t whe

n an

Ena

bled

ev

ent h

as o

ccur

red

on a

cha

nnel

. The

C

hann

el C

ondi

tion,

Cha

nnel

Eve

nt a

nd

Cha

nnel

Sum

mar

y Ev

ent R

egis

ters

all

dete

rmin

e if

the

CSU

M b

it is

set.

Q

UES

Th

e Q

uest

iona

ble

bit i

s se

t whe

n a

ques

tiona

ble

even

t has

occ

urre

d.

M

AV

Th

e M

essa

ge A

vaila

ble

bit i

s set

whe

n th

ere

is o

utst

andi

ng d

ata

in th

e O

utpu

t Q

ueue

.

ES

B Th

e Ev

ent S

tatu

s bi

t is s

et if

an

enab

led

even

t in

the

Stan

dard

Eve

nt S

tatu

s Ev

ent

Regi

ster

has

occ

urre

d.

Page 70: Programmable DC Electronic Load · INTERFACE OVERVIEW 5 I NTERFACE OVERVIEW This manual describes how to use the PEL-2000’s remote command functionality and lists the command details

STAT

US

REG

ISTE

RS

139

M

SS &

RQ

S Th

e M

aste

r Sum

mar

y St

atus

is u

sed

with

th

e *S

TB?

quer

y. W

hen

the

*STB

? qu

ery

is re

ad th

e M

SS b

it is

not

cle

ared

. The

Re

ques

t Ser

vice

bit

is c

lear

ed w

hen

it is

po

lled

duri

ng a

seri

al p

oll.

Serv

ice

Req

uest

Reg

iste

r

Des

crip

tion

The

Serv

ice

Requ

est G

ener

atio

n Re

gist

er

dete

rmin

es w

hich

eve

nts i

n th

e St

atus

Byt

e Re

gist

er w

ill g

ener

ate

Serv

ice

Requ

ests

. It i

s es

sent

ially

the

Stat

us B

yte

Enab

le R

egis

ter.

The

bit

even

ts a

re th

e sa

me

as th

e St

atus

Byt

e Re

gist

er,

min

us th

e M

SS/R

QS

bit.

Se

rvic

e R

eque

st G

ener

atio

n R

egis

ter (

Stat

us B

yte

Enab

le)

83

42

21

10Q

UE

SC

SUM

00

1287

646

325

1640

0E

SBM

AVBi

t wei

ght

Bit P

ositi

onC

ondi

tion