NEW-FLOW

AND CONTROL INSTRUMENTS

Instruction Manual

LT201

MANUFACTURE OF HORIZ ONTAL MAGNETIC LEVEL SWITCH

LT201–THREAD TYPE

LT203/LT204–FLANGE TYPE

LT203 LT204

New-Flow Displacer Level Switch Instruction Manual

Technical Data

Process connection: 1 ½" NPT male, thread typeMaterial: wetted parts and housing are in 316 stainless steelTemperature limits: -30ºC to 150ºCPressure limits: 3.0 MPa (30 kg/cm²), higher limits upon requestEnclosure housing: weather proof IP65Switch function: SPDT Micro switchSwitch rating: 3A/250VAC, 3A/30VDC, 0.4A/125VDCConduit connection: ½" NPT femaleSpecific gravity: ≥

LT-201 Thread Type

Process connection: 1 ½" ~4"NPT male, Flange typeFlange rating: JIS, ANSI, DIN availableMaterial: wetted parts 316 stainless steelTemperature limits: -30ºC to 350ºCPressure limits: 3.0 MPa (30 kg/cm²)Enclosure housing: weather proof IP65Switch function: SPDT Micro switchSwitch rating: 3A/250VAC, 3A/30VDC, 0.4A/125VDCConduit connection: ½" NPT female

LT-203 Flange Type

Process connection size: 1 ½" ~4"Flange rating: JIS, ANSI, DIN availableMaterial: wetted parts 316 stainless steelTemperature limits: -30ºC to 150ºCPressure limits: 3.0 MPa (30 kg/cm²)Enclosure housing: weather proof IP65Switch function: SPDT Micro switchSwitch rating: 3A/250VAC, 3A/30VDC, 0.4A/125VDCConduit connection: ½" NPT female

LT-204 Flange Type

Dimensions

A B C

DE

FloatFloat arm

MagnetHousing

Conduit connection

A B C D E

mm 150 120 100 64 40* Special dimensions on reuqest.

A B C

DE

FloatFloat arm

Flange

MagnetHousing

Conduit connection

A B C

DEFloat

Flange

Float arm

Housing

Conduit connectionFin

Magnet

A B C D E

mm 150 170 Approx. 64 40* Special dimensions on reuqest.

120

Switch mechanism

LT-201 Thread Type

LT-203 Flange Type

Switch mechanism

A B C D E

* Special dimensions on reuqest.

120

LT-204 Flange Type

mm 150 105 Approx. 64 40

Switch mechanism

0.7 (option: less than 0.7 available upon request)

Action Angle Of Float

COM

NO

NC

A1

B1

b1

B2

b2

A2

COM

NO

NC

Model: LT-201/203/204(For Float F-40)

LT-201/203/204 Wire Drawing

page �

LT201.203.204 INSTALLATION

New-Flow Displacer Level Switch Instruction Manual page �

LT201.203.204 INSTALLATION

Float Level Switch Action ModeLT-201 THREAD TYPE

(A) Switch Action: Normally Open (B) Switch Action: Normally Close

Liquid Level

TANK

Liquid Level

TANK

LT-203 FLANGE TYPE

(A) Switch Action: Normally Open (B) Switch Action: Normally Close

Liquid Level

TANK

LT-204 FLANGE TYPE

Liquid Level

TANK

(A) Switch Action: Normally Open (B) Switch Action: Normally Close

Liquid Level

TANK

Liquid Level

TANK

*

* 100mm(max.) * 100mm(max.)

* 100mm(max.) * 100mm(max.)

Half Coupling Half Coupling

Flange Nozzle

*

Flange Nozzle

*

Flange Nozzle

*

Flange Nozzle