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Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
DC voltage
sources: single
values
Voltage standardComparison with
standard cells1 10 V 0.5 to 1 µV/V 2 95% Yes DCVstd
Approved on
06 August
2013
1_3
DC voltage
sources: low
values
Multifunction
calibrator
Voltage standard,
resistive divider1E-03 10 V 192 to 0.63 µV/V 2 95% Yes
DCVsour_Lo
wVal
Approved on
06 August
2013
4
DC voltage
sources:
intermediate
values
Multifunction
calibrator
Voltage standard,
resistive divider10 1000 V
0.75 to
1.72µV/V 2 95% Yes
DCVsour_Int
Val
Approved on
06 August
2013
5
DC voltage
meters:
intermediate
values
Digital multimeterDirect with
calibrator1E-03 1000 V 347 to 1.21 µV/V 2 95% Yes
DCVmet_Int
Val
Approved on
06 August
2013
8
DC voltage
ratios: up to 1100
V
Kelvin-Varley
dividerSelf-calibration 1.00E-06 1 2.0E-07 2 95% No
Approved on
06 August
2013
9
DC voltage
ratios: up to 1100
V
Resistive dividerComparison with
reference divider0.1 1 Input voltage 100 V 2.5E-07 2 95% Yes
Approved on
06 August
2013
10
Ratio0.1 to 1, by step
of 0.1
DC voltage
ratios: up to 1100
V
Resistive dividerComparison with
reference divider0.01 1 Input voltage 1000 V 5.0E-07 2 95% Yes
Approved on
06 August
2013
11
Ratio
from 0.01 to 0.1
by step of 0.01
and from 0.1 to 1
by step of 0.1
DC resistance
standards and
sources: low
values
Fixed resistor
Comparison by
means of high
current DCC bridge
0.1 100 mW Power 10 mW 2 to 15 µW/W 2 95% YesDCResLowV
al
Approved on
06 August
2013
12_15
DC resistance
standards and
sources:
intermediate
values
Fixed resistor
Comparison by
means of
automatic DCC
bridge
1 10000 W Power 10 mW 0.5 µW/W 2 95% Yes
Approved on
06 August
2013
17
DC resistance
standards and
sources:
intermediate
values
Fixed resistorSubstitution using
a multimeter100 100 kW Voltage 10 V 2 µW/W 2 95% Yes
Approved on
06 August
2013
19
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
The BIPM key comparison database, April 2016 1/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
DC resistance
standards and
sources:
intermediate
values
Fixed resistorSubstitution using
a multimeter1 1 MW Voltage 10 V 3 µW/W 2 95% Yes
Approved on
06 August
2013
20
DC resistance
standards and
sources: high
values
Fixed resistorSubstitution using
a multimeter10 10 MW Voltage 10 V 6 µW/W 2 95% Yes
Approved on
06 August
2013
21
DC resistance
standards and
sources: high
values
Fixed resistor
Calibrator and
multimeter or
Wheatstone bridge
1E+07 1E+14 W Voltage 10 V to 1000 V 15 to 660 µW/W 2 95% YesDCResHigh
Val
Approved on
06 August
2013
23_27
DC resistance
standards and
sources:
standards for
high current
DC shunt Volt-amperometric 10 10000 µW Current <= 800 A 0.5 mW/W 2 95% Yes
Approved on
06 August
2013
29
DC resistance
sources: multiple
ranges
Multifunction
calibrator
Standard resistor
and multimeter1 1E+08 W 1.3 to 24 µW/W 2 95% Yes DCRsour
Approved on
06 August
2013
30_35
DC resistance
meters: low
values
Digital multimeterDirect with
calibrator1 1 W 32 µW/W 2 95% Yes
Measuremen
t on the 10 W
range
Approved on
06 August
2013
36
DC resistance
meters:
intermediate
values
Digital multimeterDirect with
calibrator10 1E+08 W 3.2 to 60 µW/W 2 95% Yes
DCRmet_Int
Val
Approved on
06 August
2013
37_40
DC current
sources: low
values
Multifunction
calibrator
Standard resistor
and multimeter10 100 µA 7.5 to 4.5 µA/A 2 95% Yes
DCIsour_Lo
wVal
Approved on
06 August
2013
41
DC current
sources:
intermediate
values
Multifunction
calibrator
Standard resistor
and multimeter1E-04 10 A 2.7 to 29 µA/A 2 95% Yes
DCIsour_int
Val
Approved on
06 August
2013
42_44
The BIPM key comparison database, April 2016 2/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
DC current
meters: low
values
Current meterCharging of a
capacitor1E-14 1E-09 A 70 to 3000 µA/A 2 95% Yes LowCurr
Non-decadic
values
available
with
increased
uncertainty
Approved on
06 January
2015
300_304
DC current
meters: low
values
Current meterReference resistor,
voltage calibrator1 100 nA 430 to 780 µA/A 2 95% Yes
DCLowCurr
OhmLaw
Non-decadic
values
available
with
increased
uncertainty
Approved on
06 August
2013
305_307
DC current
meters: low
values
Digital multimeterDirect with
calibrator10 100 µA 16 to 98 µA/A 2 95% Yes
DCImet_Low
Val
Approved on
06 August
2013
45
DC current
meters:
intermediate
values
Digital multimeterDirect with
calibrator0.1 200 mA 9 to 78 µA/A 2 95% Yes
DCImet_IntV
al
Approved on
06 August
2013
46_47
AC resistance:
real componentFixed resistor Substitution 1 1E6 W Frequency 50 Hz to 10 kHz 25 to 40 µW/W 2 95% Yes Rac
Approved on
07 April 201650
Capacitance: low
loss capacitors
2-port or 4-port
standard capacitor
Transformer bridge
with substitution1 1000 pF Frequency 1.592 kHz 2 µF/F 2 95% Yes
Approved on
06 August
2013
51
Capacitance1 pF, 10 pF, 100
pF, 1000 pF
Capacitance: low-
loss capacitors
2-port or 3-
terminal capacitor
Automatic
capacitance bridge1 1000 pF Frequency 50 Hz to 20 kHz 7 to 176 µF/F 2 95% Yes C
Approved on
06 January
2015
52_55a
Capacitance:
dielectric
capacitors
2-port or 3-
terminal capacitor
Automatic
capacitance bridge10 1000 nF Frequency 50 Hz to 20 kHz 18 to 1499 µF/F 2 95% Yes C
Approved on
06 January
2015
52_55
Inductance: self
inductance,
intermediate
values
Fixed inductorThree-voltage
method0.001 1 H Frequency 1 kHz 15 to 29 µH/H 2 95% Yes L_3V
Approved on
06 January
2015
56
The BIPM key comparison database, April 2016 3/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
Inductance: self
inductance, low
values
Fixed inductor Substitution 100 100 µH Frequency 1 kHz 300 µH/H 2 95% Yes
Approved on
06 January
2015
57a
Inductance: self
inductance,
intermediate
values
Fixed inductor Substitution 0.001 1 H Frequency 1 kHz 50 to 100 µH/H 2 95% Yes L_sub
Approved on
06 January
2015
57b
Inductance: self
inductance, high
values
Fixed inductor Substitution 10 10 H Frequency 120 Hz 100 µH/H 2 95% Yes
Approved on
06 January
2015
57c
Inductance: self
inductance, high
values
Fixed inductorThree-voltage
method10 10 H Frequency 120 Hz 18 µH/H 2 95% Yes
Approved on
06 January
2015
58
AC voltage: AC-
DC transfer
difference at low
voltages
AC-DC transfer
standard
Transfer standards
and resistive
dividers
1 300 mV Frequency 40 Hz to 1 MHz 25 to 1000 µV/V 2 95% Yes ACDC_MV
Approved on
06 August
2013
59.a
AC voltage: AC-
DC transfer
difference at
medium voltages
AC-DC transfer
standard
Comparison with
reference standard 0.2 5 V Frequency 40 Hz to 1 MHz 4 to 50 µV/V 2 95% Yes ACDC_M1
Approved on
06 August
2013
66.a
AC voltage: AC-
DC transfer
difference at high
voltages
AC-DC transfer
standard
Comparison with
reference standard 5 1000 V Frequency 40 Hz to 1 MHz 5 to 100 µV/V 2 95% Yes ACDC_M1
Approved on
06 August
2013
73.a
AC voltage up to
1000 V: sources
Multifunction
calibrator
AC-DC transfer
standard1E-03 1000 V Frequency 20 Hz to 1 MHz 27 to 974 µV/V 2 95% Yes ACVsour
Approved on
06 August
2013
85_97
AC voltage up to
1000 V: metersAC voltage meter
AC-DC transfer
standard, DC
source
1 200 mV Frequency 40 Hz to 1 MHz 25 to 2954 µV/V 2 95% Yes ACV_M0
Approved on
06 January
2015
98_104
AC voltage up to
1000 V: metersAC voltage meter
AC-DC transfer
standard, DC
source
0.3 1000 V Frequency 40 Hz to 1 MHz 9 to 110 µV/V 2 95% Yes ACV_M1
Approved on
06 January
2015
105a
AC voltage up to
1000 V: metersDigital multimeter
Direct with
calibrator1E-03 1000 V Frequency 20 Hz to 1 MHz 38 to 2400 µV/V 2 95% Yes ACVmet
Approved on
06 August
2013
124_136
AC voltage ratio:
real component
Inductive voltage
divider
Comparison with
reference divider0.001 1 Voltage <= 100 V
1E-07 to
1E-062 95% No IVDreal
Approved on
06 August
2013
137_139
Frequency 400 Hz, 1000 Hz
The BIPM key comparison database, April 2016 4/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
AC voltage ratio:
imaginary
component
Inductive voltage
divider
Comparison with
reference divider0.1 1 Voltage <= 100 V
2E-07 to
2E-062 95% No IVDimag
Approved on
06 August
2013
138_140
Frequency 400 Hz, 1000 Hz
AC current: AC-
DC transfer
difference
AC-DC transfer
standard
Comparison with
reference standard0.0025 20 A Frequency
40 Hz to 100
kHz20 to 500 µA/A 2 95% Yes ACDC_I
Approved on
06 August
2013
141_146
AC current up to
100 A: sources
Multifunction
calibrator
AC-DC transfer
standard with
shunt, DC source
1E-05 2 A Frequency 20 Hz to 5 kHz 35 to 146 µA/A 2 95% Yes ACIsour
Approved on
06 August
2013
147_154
AC current up to
100 A: metersDigital multimeter
Direct with
calibrator1E-05 2 A Frequency 20 Hz to 5 kHz 61 to 358 µA/A 2 95% Yes ACImet
Approved on
06 August
2013
155_160
AC power and
energy: single
phase (f <= 400
Hz), active
power
Power converterComparison with
reference standard0 30000 W Voltage 1 V to 600 V 80 µW/VA 2 95% Yes
Approved on
06 August
2013
161
Current 0.05 A to 50 A
Frequency 50 Hz, 60 Hz
Power factor1 to 0, inductive
or capacitive
AC power and
energy: single
phase (f <= 400
Hz), active
power
Power converterComparison with
reference standard0 600 W Voltage 60 V to 120 V 50 µW/VA 2 95% Yes
Approved on
06 August
2013
162
Current 1 A to 5 A
Frequency 50 Hz, 60 Hz
Power factor1 to 0, inductive
or capacitive
High DC voltage:
high voltage
meters
DC kilovoltmeter,
dedicated set up
for high voltage
Comparison with
reference
measuring system
1 80 kV 22 µV/V 2 95% Yes
Approved on
06 August
2013
163
High DC voltage:
ratios
High voltage
resistive divider,
DC high voltage
probe
Comparison with
reference
measuring system
1E-05 0.1 Input voltage 1 kV to 80 kV 22E-06 2 95% Yes
Approved on
06 August
2013
164
Output voltage 0.8 V to 1000 V
The BIPM key comparison database, April 2016 5/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
High voltage
impedance:
capacitance
Compressed gas
capacitor,
capacitor for high
voltage
Comparison with
standard
compressed gas
capacitor
50 10000 pF Voltage 1 kV to 100 kV 50 µF/F 2 95% Yes
Approved on
06 August
2013
165
Frequency 50 Hz
High voltage
impedance:
capacitance
dissipation factor
Compressed gas
capacitor,
capacitor for high
voltage
Dissipation factor
measuring circuit0 1.4E-03 Voltage 1 kV to 50 kV 1.0E-05 2 95% No
Approved on
06 August
2013
166
Frequency 50 Hz
High voltage
impedance:
capacitance
dissipation factor
Compressed gas
capacitor,
capacitor for high
voltage
Dissipation factor
measuring circuit0 1.4E-03 Voltage 50 kV to 100 kV 3.0E-05 2 95% No
Approved on
06 August
2013
167
Frequency 50 Hz
AC high voltage:
meters
AC high voltage
meter, dedicated
set-up for high
voltage
measurements
Comparison with
reference
measuring system
1 100 kV Frequency 50 Hz 2 mV/V 2 95% Yes
Approved on
06 August
2013
168
AC high voltage:
peak values
AC high voltage
meter, dedicated
set-up for high
voltage
measurements
Comparison with
reference
measuring system
1 800 kV Frequency 50 Hz 10 mV/V 2 95% Yes
Approved on
06 August
2013
168b
AC high voltage:
ratio error
High voltage
transformer: ratio
error
Dedicated set-up
for reference
transformer
calibration
0 0.1 Input voltage 100 V to 100 kV 50E-06 2 95% NoApproved on
07 April 2016173
Output voltage 5 V to 200 V
Frequency 50 Hz
AC high voltage:
ratio: phase
displacement
High voltage
trasformer: phase
displacement
Dedicated set-up
for reference
transformer
calibration
0 9999 µrad Input voltage 100 V to 100 kV 50 µrad 2 95% NoApproved on
07 April 2016174
Output voltage 5 V to 200 V
Frequency 50 Hz
The BIPM key comparison database, April 2016 6/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
AC high voltage:
ratio error
High voltage
sensors, non
conventional
voltage
transformer with
analog output
Dedicated set-up
for non
conventional
voltage transformer
calibration
0 0.02 Input voltage 500 V to 50 kV 100E-06 2 95% No
Approved on
06 January
2015
173b
Output voltage 10 mV to 200 V
Frequency 40 Hz to 60 Hz
AC high voltage:
ratio: phase
displacement
High voltage
sensors, non
conventional
voltage
transformer with
analog output
Dedicated set-up
for non
conventional
voltage transformer
calibration
0 20 mrad Input voltage 500 V to 50kV 0.1 mrad 2 95% No
Approved on
06 January
2015
174b
Output voltage 10 mV to 200 V
Frequency 40 Hz to 60 Hz
AC high voltage:
ratio error
Voltage
transformer
bridges
Dedicated set-up
for voltage
transformer bridge
calibration
0 0.02 Voltage 20 V to 200 V10E-06 to
100E-062 95% No ACHVratio
Approved on
06 January
2015
173c
Frequency 40 Hz to 60 Hz
AC high voltage:
ratio: phase
displacement
Voltage
transformer
bridges
Dedicated set-up
for voltage
transformer bridge
calibration
0 20 mrad Voltage 20 V to 120 V0.010 to
0.2mrad 2 95% No ACHVphase
Approved on
06 January
2015
174c
Frequency 40 Hz to 60 Hz
Electric
discharge:
apparent charge
Partial discharge
calibrator
Comparison with
reference charge0.5 5 pC 30 mC/C 2 95% Yes
Approved on
06 August
2013
187
Electric
discharge:
apparent charge
Partial discharge
calibrator
Comparison with
reference charge5 50000 pC 10 mC/C 2 95% Yes
Approved on
06 August
2013
188
Electric
discharge:
response
Electrostatic
discharge target
Volt-amperometric0.05 1 Ω Frequency 1 kHz
0.0008 to
0.0019Ω 2 95% No ESD_Z
Approved on
06 January
2015
420
Electric
discharge:
response
Electrostatic
discharge target
Vector network
analyzer-70 -20 dB Frequency 10 kHz to 4 GHz
0.26 to
0.54dB 2 95% No ESD_FR
Approved on
06 January
2015
421
The BIPM key comparison database, April 2016 7/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
Electric
discharge:
response - time
parameters
ESD generator
Measurement of
voltage through
current-sensing
transducer
(Impulse shape
according to IEC
61000-4-2 and ISO
10605)
0.5 2 ns 0.06 ns 2 95% No
Approved on
06 January
2015
422
Electric
discharge:
response:
amplitude value
ESD generator
Measurement of
voltage through
current-sensing
transducer
(Impulse shape
according to IEC
61000-4-2 and ISO
10605)
0.1 120 A 6 % 2 95% YesApproved on
07 April 2016423
High AC current:
ratio error
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9.99E-03 Input current 0.1 A to 6 A 20E-06 2 95% No
Approved on
06 August
2013
189a
Rated output
current5 A
Ratio 0.4 to 1
Frequency 40 Hz to 60 Hz
High AC current:
ratio: phase
displacement
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9990 µrad Input current 0.1 A to 6 A 30 µrad 2 95% No
Approved on
06 August
2013
194a
Rated output
current5 A
Ratio 0.4 to 1
Frequency 40 Hz to 60 Hz
High AC current:
ratio error
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9.99E-03 Input current 0.05 A to 0.1 A 20E-06 2 95% No
Approved on
06 August
2013
190a
Rated output
current5 A, 1 A
Ratio 1 to 240
Frequency 40 Hz to 60 Hz
The BIPM key comparison database, April 2016 8/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
High AC current:
ratio: phase
displacement
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9990 µrad Input current 0.05 A to 0.1 A 20 µrad 2 95% No
Approved on
06 August
2013
194b
Rated output
current5 A, 1 A
Ratio 1 to 240
Frequency 40 Hz to 60 Hz
High AC current:
ratio error
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9.99E-03 Input current 0.1 A to 1500 A 10E-06 2 95% No
Approved on
06 August
2013
189
Rated output
current 5 A, 1 A
Ratio 1 to 240
Frequency 40 Hz to 60 Hz
High AC current:
ratio error
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9.99E-03 Input current 2.4 A to 7200 A 50E-06 2 95% No
Approved on
06 August
2013
193
Rated output
current5 A, 1A
Ratio 240 to 1200
Frequency 50 Hz
High AC current:
ratio: phase
displacement
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9990 µrad Input current 2.4 A to 7200 A 50 µrad 2 95% No
Approved on
06 August
2013
199
Rated output
current 5 A, 1A
Ratio 240 to 1200
Frequency 50 Hz
High AC current:
ratio error
Current sensors,
non-conventional
current
transformer with
analog output
Dedicated set-up
for current
transformer
calibration
0 0.02 Input current 0.1 A to 7200 A 100E-06 2 95% No
Approved on
06 January
2015
193a
Output current 10 mA to 10 A
Output voltage 10 mV to 20 V
Frequency 40 Hz to 60 Hz
The BIPM key comparison database, April 2016 9/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
High AC current:
phase
displacement
Current sensors,
non-conventional
current
transformer with
analog output
Dedicated set-up
for current
transformer
calibration
0 20 mrad Input current 1 A to 7200 A 0.1 mrad 2 95% No
Approved on
06 January
2015
199a
Output current 10 mA to 10 A
Output voltage 10 mV to 20 V
Frequency 40 Hz to 60 Hz
High AC current:
ratio error
Current
transformer bridge
Dedicated set-up
for current
transformer bridge
calibration
0 0.02 Current 50 mA to 10 A10E-06 to
200E-062 95% No ACHIratio
Approved on
06 January
2015
193b
Frequency 40 Hz to 60 Hz
High AC current:
phase
displacement
Current
transformer bridge
Dedicated set-up
for current
transformer bridge
calibration
0 10 mrad Current 50 mA to 10 A0.010 to
0.1mrad 2 95% No ACHIphase
Approved on
07 April 2016199b
Frequency 40 Hz to 60 Hz
High AC current:
pulsating current
Pulsating current
measurement set
up, peak value
Comparison with
reference set up0.1 170 kA AC component 50 Hz 15 mA/A 2 95% Yes
Approved on
06 August
2013
201
Electric fields
below 50 kHz:
electric field
strength
AC electric field
meter
Direct comparison
with standard1 40000 V/m Frequency 50 Hz 2.6E-03 2 95% Yes
Approved on
06 August
2013
203
Electric fields
below 50 kHz:
electric field
strength
AC electric field
meter
Direct comparison
with standard1 500 V/m Frequency
10 Hz to 2000
Hz2.6E-03 2 95% Yes
Approved on
06 August
2013
204
Magnetic fields
below 50 kHz:
magnetic flux
Flux meter
Reference mutual
inductor and
ballistic setup
1E-04 2E-02 Wb Inductor current < 2 A 1 to 2mWb/W
b2 95% Yes
Approved on
06 August
2013
205a
Magnetic fields
below 50 kHz:
DC magnetic flux
density
Magnetic field
density meter
Nuclear Magnetic
Resonance4.30E-02 1 T Field gradient < 0.2 (mT/T)/cm 8 to 24 µT/T 2 95% Yes
Approved on
06 January
2015
205
Magnetic fields
below 50 kHz:
DC magnetic flux
density
Magnetic field
density meterHelmholtz coils 5E-04 2E-02 T Coil current < 2 A 0.22 mT/T 2 95% Yes
Approved on
06 January
2015
206
Magnetic fields
below 50 kHz:
DC magnetic flux
density
Magnetic field
density meterHelmoltz coils 1.5E-05 5E-04 T Coil current < 2 A 0.22 to 2.6 mT/T 2 95% Yes
Approved on
06 January
2015
207
The BIPM key comparison database, April 2016 10/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
Magnetic fields
below 50 kHz:
AC magnetic flux
density
Magnetic flux
density meter
Direct comparison
with standard0.1 3000 µT Frequency
10 Hz to 100
kHz4 to 24 mT/T 2 95% Yes AC_B_1
Approved on
07 April 2016208
Magnetic fields
below 50 kHz:
magnetic flux
density per unit
current
Coil generation
systems
Reference set-up
for magnetic flux
density and current
measurement
0.5 1000 µT/A Frequency DC to 100 kHz 0.25 to 0.7 % 2 95% Yes AC_B_2Approved on
07 April 2016208b
Electromagnetic
fields above 50
kHz: electric field
strength
Field probeReference field in
TEM cell1 60 V/m Frequency
0.1 MHz to 200
MHz8 % 2 95% Yes
Approved on
06 January
2015
211
Electromagnetic
fields above 50
kHz: electric field
strength
Field probeReference field in
G-TEM cell1 50 V/m Frequency
200 MHz to
1000 MHz20 % 2 95% Yes
Approved on
06 January
2015
212
Electromagnetic
fields above 50
kHz: magnetic
field strength
Field probeReference field in
TEM cell3 200 mA/m Frequency
0.1 MHz to 200
MHz8 % 2 95% Yes
Approved on
06 January
2015
213
Electromagnetic
fields above 50
kHz: magnetic
field strength
Field probeReference field in
G-TEM cell3 150 mA/m Frequency
200 MHz to
1000 MHz20 % 2 95% Yes
Approved on
06 January
2015
214
Electromagnetic
fields above 50
kHz: electric field
strength
Field probeReference field in
anechoic chamber1 40 V/m Frequency
0.5 GHz to 18
GHz15 % 2 95% Yes
Approved on
06 January
2015
211a
Soft magnetic
sheet materials:
specific loss
Epstein, ring and
single sheet
sample
Hysteresisgraph-
wattmeter (IEC
60404-2, IEC
60404-3, IEC
60404-6, IEC
60404-10)
5E-03 200 W/kg Frequency 1 Hz to 10 kHz10E-03 to
50E-032 95% Yes
SMSM_ACP
s
Approved on
07 April 2016240
Sample mass > 0.1 kg
Primary current < 15 A
Soft magnetic
sheet materials:
value of DC
magnetic
polarisation
Epstein, ring and
single sheet
sample
Ballistic setup,
fluxmeter0.05 2 T Magnetic flux > 0.05 mWb
2E-03 to
20E-032 95% Yes
Approved on
06 August
2013
241
Primary current < 15 A
The BIPM key comparison database, April 2016 11/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
Soft magnetic
sheet materials:
apparent power
Epstein, ring and
single sheet
sample
Hysteresisgraph-
wattmeter (IEC
60404-2, IEC
60404-3, IEC
60404-6, IEC
60404-10)
5E-03 200 VA/kg Frequency 1 Hz to 10 kHz20E-03 to
80E-032 95% Yes
SMSM_ACS
s
Approved on
06 January
2015
240a
Sample mass > 0.1 kg
Primary current < 15 A
Soft magnetic
sheet materials:
value of AC
magnetic
polarisation
Epstein, ring and
single sheet
sample
Hysteresisgraph-
wattmeter (IEC
60404-2, IEC
60404-3, IEC
60404-6, IEC
60404-10)
0.05 2 T Frequency 1 Hz to 10 kHz4E-03 to
1.5E-022 95% Yes
SMSM_ACJ
p
Approved on
06 January
2015
242
Primary current < 15 A
Soft magnetic
sheet materials:
value of
magnetic field
strength
Epstein, ring and
single sheet
sample
Hysteresisgraph-
wattmeter / ballistic
setup (IEC 60404-
2, IEC 60404-3,
IEC 60404-4, IEC
60404-6, IEC
60404-10)
0.5 10000 A/m Frequency DC to 10 kHz4E-03 to
1.6E-022 95% Yes
SMSM_ACH
p
Approved on
06 January
2015
243
Primary current < 15 A
Soft magnetic
sheet materials:
relative
permeability
Epstein, ring, and
single sheet
sample
Hysteresisgraph-
wattmeter / ballistic
setup (IEC 60404-
2, IEC 60404-3,
IEC 60404-4,IEC
60404-6, IEC
60404-10)
10 1E+05 Frequency DC to 10 kHz5E-03 to
50E-032 95% Yes
SMSM_Acm
ur
Approved on
06 January
2015
244a
Polarisation 0.2 T to 1.8 T
Sample mass > 0.1 kg
Primary current < 15 A
Soft magnetic
sheet materials:
resistivity
Epstein strip (Fe-
Si)
Four-point
resistivity
measurement (IEC
60404-13)
1.2E-07 5.3E-07 Wm Current > 1 A 4E-03 2 95% Yes
Approved on
06 January
2015
244c
The BIPM key comparison database, April 2016 12/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
Soft magnetic
bulk materials:
magnetic
polarisation
Rod, cylinder
Permeameter,
ballistic setup,
fluxmeter (IEC
60404-4)
0.05 2.3 T Rod length > 100 mm 10E-03 2 95% Yes
Approved on
06 August
2013
245
Cross-sectional
area> 10 mm
2
Applied field < 2E+05 A/m
Soft magnetic
bulk materials:
magnetic field
strength
Rod, cylinder
Permeameter,
ballistic setup, Hall
probe gaussmeter
(IEC 60404-4)
100 100000 A/m Rod length > 100 mm1E-02 to
2E-022 95% Yes
Approved on
06 August
2013
246
Cross-sectional
area> 10 mm
2
Feebly magnetic,
paramagnetic
materials: DC
magnetic
susceptibility
Rod, cylinder
Solenoid,
compensated
winding, ballistic
setup
1E-03 3 Rod diameter > 5 mm1E-02 to
0.52 95% Yes
Approved on
06 January
2015
248
Rod length / rod
diameter> 4
Hard magnetic
materials:
magnetic
polarization,
remanent
magnetic flux
density
Cylinder,
rectangular
parallelepiped
Electromagnet,
Hall probe
gaussmeter,
hysteresisgraph
(IEC 60404-5)
0.1 2 T Sample length > 5 mm5E-03 to
1.5E-022 95% Yes
Approved on
06 August
2013
249
Hard magnetic
materials:
coercive field
strength (HCJ)
Cylinder,
rectangular
parallelepiped
Electromagnet,
Hall probe
gaussmeter,
hysteresisgraph
(IEC 60404-5)
0.8 2400 kA/m Sample length > 5 mm5E-03 to
1.5E-022 95% Yes
Approved on
06 August
2013
250
Hard magnetic
materials:
coercive field
strength (HCB)
Cylinder,
rectangular
parallelepiped
Electromagnet,
Hall probe
gaussmeter,
hysteresisgraph
(IEC 60404-5)
0.8 1600 kA/m Sample length > 5 mm5E-03 to
1.5E-022 95% Yes
Approved on
06 August
2013
250
Hard magnetic
materials:
maximum energy
product
Cylinder,
rectangular
parallelepiped
Electromagnet,
Hall probe
gaussmeter,
hysteresisgraph
(IEC 60404-5)
2 800 kJ m-3 Sample length > 5 mm
1E-02 to
2E-022 95% Yes
Approved on
06 August
2013
252
The BIPM key comparison database, April 2016 13/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
High AC current:
ratio: phase
displacement
Current
transformer
Dedicated set-up
for current
transformer
calibration
0 9990 µrad Input current 0.1 A to 1500 A 20 µrad 2 95% No
Approved on
06 August
2013
195
Rated output
current5 A, 1 A
Ratio 1 to 240
Frequency 40 Hz to 60 Hz
High AC current:
pulsating current
Pulsating current
measurement set
up, let-through
energy
Comparison with
reference set up1E-05 6400 M(A
2s)
Prospective
current (rms)0.1 kA to 80 kA 70E-03 2 95% Yes
Approved on
06 August
2013
202
Duration 0.001 s to 3 s
AC component 50 Hz
Scattering
parameters:
reflection
coefficient (Sii)
on coaxials: real
and imaginary
One and two ports
passive devices
Vector network
analyzer-1 1 Frequency
0.050 GHz to 50
GHz
0.004 to
0.0362 95% No Scat_Refl
Approved on
06 August
2013
225abcd
ConnectorPCN, PC3.5,
PC2.92, PC2.4
Scattering
parameters:
transmission
coefficient (Sij)
on coaxials: real
and imaginary
One and two ports
passive devices
Vector network
analyzer-1 1 Frequency
0.050 GHz to 50
GHz
0.02 to
17.241E-03 2 95% No Scat_Trans
Approved on
06 August
2013
225fghi
ConnectorPCN, PC3.5,
PC2.92, PC2.4
S11 and S22 < 0.1
Scattering
parameters:
transmission
coefficient (Sij)
on coaxials:
abs(Sij) in
logarithmic
One and two ports
passive devices
Vector network
analyzer-1 1 Frequency
0.050 GHz to 50
GHz
0.03 to
1.66dB 2 95% No
Scat_Trans.l
og
Approved on
06 August
2013
225fghi
ConnectorPCN, PC3.5,
PC2.92, PC2.4
S11 and S22 < 0.1
The BIPM key comparison database, April 2016 14/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
RF power:
calibration factor
on coaxials
Power sensors Substitution 0.8 1 Frequency DC to 26.5 GHz0.004 to
0.0302 95% No Cal_Fact
Approved on
06 August
2013
217_218
Power0.1 mW to 10
mW
Connector PCN, PC3.5
GG < 0.100
RF power:
absolute power
on coaxials
Power sources Direct 0.1 100 mW Frequency DC to 26.5 GHz 4 to 40 mW/W 2 95% Yes Abs_Power
Approved on
06 August
2013
215_215.a
Connector PCN, PC3.5
GG < 0.100
Scattering
parameters:
reflection
coefficient (Sii)
on coaxials, real
and imaginary
One- and two-port
devices with PC-
N, BNC
connectors (for
EMC applications)
Vector network
analyzer-1 1 Frequency 9 kHz to 4 GHz
0.007 to
0.0612 95% No
Scat_Refl_E
MC
Approved on
07 April 2016400
Scattering
parameters:
transmission
coefficient (Sij)
on coaxials,
magnitude
Passive devices
with PC-N, BNC
connectors (for
EMC applications)
Vector network
analyzer-70 0 dB Frequency 9 kHz to 4 GHz
0.11 to
0.42dB 2 95% No
Scat_Trans_
EMC
Approved on
07 April 2016401
Scattering
parameters:
reflection
coefficients (Sii)
for common
mode systems
Coupling /
Decoupling
Network
Vector network
analyzer-1 1 Frequency
150 kHz to 300
MHz
0.007 to
0.0162 95% No
Scat_Refl_C
MS
Approved on
06 January
2015
402
Scattering
parameters:
transmission
coefficient (Sij)
for common
mode systems
Coupling /
Decoupling
Network Adapter
Vector network
analyzer-11 -8 dB Frequency
150 kHz to 300
MHz
0.22 to
0.28dB 2 95% No
Scat_Trans_
CMS
Approved on
06 January
2015
403
Signal and pulse
characteristics:
pulse risetime
and duration
Burst / EFT
generator
(Impulse
shape: according
to IEC 61000-4-4)
Measurement of
voltage through
high voltage
attenuator
3 150 ns Load Impedance 50 W, 1000 W 0.11 ns 2 95% No
Approved on
06 January
2015
404
The BIPM key comparison database, April 2016 15/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
QuantityInstrument or
Artifact
Method of
measurement
Minimum
value
Maximum
valueUnits Parameter Specifications Value Units
Coverage
factor
Level of
Confidence
Is the
expanded
uncertainty a
relative one?
Uncertainty
MatrixComments
NMI Service
Identifier
Calibration or Measurement Service Measurand Level or Range
Measurement
Conditions/Independent
Variable
Expanded Uncertainty
Signal and pulse
characteristics:
pulse amplitude
Burst / EFT
generator
(Impulse
shape: according
to IEC 61000-4-4)
Measurement of
voltage through
high voltage
attenuator
0.2 6 kV 8 % 2 95% Yes
Approved on
06 January
2015
405
RF voltage and
current: RF
voltage division
factor
Burst adaptorVector network
analyzer100 3000 Frequency
10 kHz to 500
MHz1.7 to 4.6 % 2 95% Yes
VoltDiv_Burs
t
Approved on
06 January
2015
406
RF voltage and
current: RF
coupling factor
Coupling /
Decoupling
Network
Vector network
analyzer-11 -8 dB Frequency
150 kHz to 300
MHz
0.22 to
0.28dB 2 95% No
VoltDiv_CD
N
Approved on
06 January
2015
407
The BIPM key comparison database, April 2016 16/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACHIphase
0 mrad to 0.1 mrad 0.1 mrad to 1 mrad 1 mrad to 5 mrad 5 mrad to 10 mrad 10 mrad to 20 mrad
0.050 A to 0.1 A 0.02 0.03 0.07 0.1 0.2
0.1 A to 10 A 0.01 0.02 0.06 0.1 0.2
The values in the first column are the bridge input current.
The uncertainties given in this table are expressed in mrad.
The BIPM key comparison database, April 2016 17/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACHIratio
0 to 0.1E-03 0.1E-03 to 1E-03 1E-03 to 5E-03 5E-03 to 10E-03 10E-03 to 20E-03
0.050 A to 0.1 A 20 30 70 100 200
0.1 A to 10 A 10 20 60 100 200
The values in the first column are the bridge input current.
The uncertainties given in this table are expressed in 1E-06.
The BIPM key comparison database, April 2016 18/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACHVphase
0 mrad to 0.05 mrad 0.05 mrad to 1 mrad 1 mrad to 5 mrad 5 mrad to 10 mrad 10 mrad to 20 mrad
1 0.01 0.02 0.05 0.1 0.1
1.1 to 10 0.05 0.05 0.1 0.15 0.2
The values in the first column are the bridge input voltage ratio.
The uncertainties given in this table are expressed in mrad.
The BIPM key comparison database, April 2016 19/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACHVratio
0 to 0.1E-03 0.1E-03 to 1E-03 1E-03 to 5E-03 5E-03 to 20E-03
1 10 20 50 100
1.1 to 10 20 30 50 100
The values in the first column are the bridge input voltage ratio.
The uncertainties given in this table are expressed in 1E-06.
The BIPM key comparison database, April 2016 20/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCVstd
Expanded uncertainty
/ (µV/V)
1 V 1
1.018 V 1
10 V 0.5
The BIPM key comparison database, April 2016 21/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCVSour_LowVal
Expanded uncertainty
/ (µV/V)
±1 mV 192
±1 mV to ±3 mV 65
±3 mV to ±5 mV 42
±5 mV to ±10 mV 23
±10 mV to ±30 mV 11
±30 mV to ±50 mV 8.5
±50 mV to ±200 mV 2.21
±200 mV to ±300 mV 1.84
±300 mV to ±500 mV 1.66
±500 mV to ±1 V 0.86
±1 V to ±2 V 1.18
±2 V to ±3 V 0.93
±3 V to ±4 V 0.82
±4 V to ±5 V 0.76
±5 V to ±6 V 0.73
±6 V to ±7 V 0.71
±7 V to ±8 V 0.70
±8 V to ±9 V 0.69
±9 V to ±10 V 0.63
The BIPM key comparison database, April 2016 22/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCVsour_IntVal
Expanded uncertainty
/ (µV/V)
±10 V to ±12 V 0.75
±12 V to ±20 V 0.81
±20 V to ±30 V 0.92
±30 V to ±40 V 1.06
±40 V to ±50 V 1.21
±50 V to ±60 V 1.37
±60 V to ±80 V 1.72
±80 V to ±100 V 0.79
±100 V to ±200 V 1.60
±200 V to ±300 V 1.42
±300 V to ±400 V 1.35
±400 V to ±500 V 1.32
±500 V to ±600 V 1.30
±600 V to ±800 V 1.29
±800 V to ±1000 V 1.25
The BIPM key comparison database, April 2016 23/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCVmet_IntVal
Expanded uncertainty
/ (µV/V)
Expanded uncertainty
/ (µV/V)
±1 mV 347 ±8 V to ±9 V 1.25
±1 mV to ±3 mV 119 ±9 V to ±10 V 1.21
±3 mV to ±5 mV 75 ±10 V to ±12 V 1.34
±5 mV to ±10 mV 39 ±12 V to ±20 V 1.33
±10 mV to ±30 mV 15 ±20 V to ±30 V 2.30
±30 mV to ±50 mV 10 ±30 V to ±40 V 2.17
±50 mV to ±100 mV 4.2 ±40 V to ±50 V 2.16
±100 mV to ±200 mV 3.2 ±50 V to ±60 V 2.20
±200 mV to ±300 mV 2.8 ±60 V to ±80 V 2.38
±300 mV to ±500 mV 2.3 ±80 V to ±100 V 1.82
±500 mV to ±1 V 1.5 ±100 V to ±200 V 2.24
±1 V to ±2 V 1.62 ±200 V to ±300 V 3.22
±2 V to ±3 V 1.60 ±300 V to ±400 V 3.16
±3 V to ±4 V 1.44 ±400 V to ±500 V 3.13
±4 V to ±5 V 1.36 ±500 V to ±600 V 3.12
±5 V to ±6 V 1.31 ±600 V to ±700 V 3.11
±6 V to ±7 V 1.28 ±700 V to ±800 V 3.10
±7 V to ±8 V 1.26 ±800 V to ±1000 V 3.08
The BIPM key comparison database, April 2016 24/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCResLowVal
Expanded uncertainty
0.1 mW 15
1 mW 5
10 mW 3
100 mW 2
The expanded uncertainties given in this table are expressed in µW/W
The BIPM key comparison database, April 2016 25/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCResHighVal
10 V 50 V 100 V 250 V 500 V 750 V 1000 V
10 MW 9.8 14 13 - - - -
100 MW 16 13 12 14 - - -
1 GW - 23 17 14 13 13 12
10 GW - 92 67 35 28 27 27
100 GW - - 64 100 96 95 67
1 TW - - - - 160 130 120
10 TW - - - - 620 - 620
100 TW - - - 660 - 660
The expanded uncertainties given in this table are expressed in µW/W
The BIPM key comparison database, April 2016 26/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCRsour
Expanded uncertainty
1 W 4.2
10 W 2.4
100 W 1.3
1 kW 1.5
10 kW 1.7
100 kW 2.5
1 MW 4.4
10 MW 7.6
100 MW 24
The expanded uncertainties given in this table are expressed in µW/W
The BIPM key comparison database, April 2016 27/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCRmet_IntVal
Expanded uncertainty
1 W to 10 W 32
10 W to 1 kW 3.2
1 kW to 10 kW 3.3
10 kW to 100 kW 3.8
100 kW to 1 MW 5.8
1 MW to 10 MW 14
10 MW to 100 MW 60
The expanded uncertainties given in this table are expressed in µW/W
The BIPM key comparison database, April 2016 28/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCIsour_LowVal
Expanded Uncertainty
10 µA to ±30 µA 7.5
±30 µA to ±100 µA 4.50
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 29/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCIsour_IntVal
Expanded uncertainty
±100 µA to ±300 µA 6.0
±300 µA to ±1 mA 2.80
±1 mA to ±3 mA 6.0
±3 mA to ±5 mA 3.70
±5 mA to ±10 mA 2.70
±10 mA to ±20 mA 3.80
±20 mA to ±30 mA 6.0
±30 mA to ±50 mA 3.80
±50 mA to ±100 mA 5.0
±100 mA to ±120 mA 5.3
±120 mA to ±200 mA 3.70
±200 mA to ±300 mA 6.0
±300 mA to ±500 mA 7.9
±500 mA to ±1 A 7.8
±1 A to ±1.9 A 7.3
±1.9 A to ±3 A 29
±3 A to ±10 A 27
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 30/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
LowCurr
Expanded uncertainty
10 fA 3000
100 fA 900
1 pA 150
10 pA 70
100 pA 70
1 nA 100
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 31/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCLowCurrOhmLaw
Expanded uncertainty
1 nA 780
10 nA 720
100 nA 430
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 32/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCImet_LowVal
Expanded Uncertainty
±10 µA 98
±10 µA to ±30 µA 41
±30 µA to ±100 µA 16
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 33/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
DCImet_IntVal
Expanded Uncertainty
±100 µA to ±300 µA 23
±300 µA to ±1 mA 11
±1 mA to ±3 mA 23
±3 mA to ±5 mA 16
±5 mA to ±10 mA 11
±10 mA to ±20 mA 9
±20 mA to ±30 mA 20
±30 mA to ±50 mA 15
±50 mA to ±120 mA 12
±120 mA to ±200 mA 10
±200 mA to ±300 mA 16
±300 mA to ±500 mA 15
±500 mA to ±1 A 14
±1 A to ±1.9 A 14
±1.9 A to ±3 A 78
±3 A to ±5 A 63
±5 A to ±10 A 53
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 34/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACDC_MV
40 Hz to 20 kHz 20 kHz to 50 kHz 50 kHz to 100 kHz 100 kHz to 500 kHz 500 kHz to 1 MHz
1 mV to 3 mV 300 300 400 500 1000
3 mV to 10 mV 100 100 150 200 400
10 mV to 30 mV 60 60 80 150 300
30 mV to 100 mV 30 30 40 60 150
100 mV to 300 mV 25 25 30 60 120
The expanded uncertainties given in this table are expressed in µV/V
The BIPM key comparison database, April 2016 35/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACDC_M1
40 Hz to 20 kHz 20 kHz to 50 kHz 50 kHz to 100 kHz 100 kHz to 500 kHz 500 kHz to 1 MHz
0.2 V to 0.5 V 7 8 10 16 30
0.5 V to 10 V 4 5 6 16 30
10 V to 20 V 5 6 7 20 50
20 V to 100 V 15 20 30 - -
100 V to 500 V 20 25 50 - -
500 V to 1000 V 30 40 100 - -
The expanded uncertainties given in this table are expressed in µV/V
The BIPM key comparison database, April 2016 36/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACVsour
20 Hz to 40 Hz 40 Hz to 1 kHz1 kHz to 10
kHz
10 kHz to 20
kHz
20 kHz to 30
kHz
30 kHz to 50
kHz
50 kHz to 100
kHz
100 kHz to
500 kHz
500 kHz to 1
MHz
1 mV - 974 - - - - - - -
1 mV to 3 mV - 414 - - - - - - -
3 mV to 5 mV - 199 - - - - - - -
5 mV to 10 mV - 104 - - - - - - -
10 mV to 20 mV - 68 - - - - - - -
20 mV to 30 mV - 75 - - - - - - -
30 mV to 50 mV - 57 - - - - - - -
50 mV to 100 mV - 38 - - - - - - -
100 mV to 200 mV - 37 - - - - - - -
200 mV to 300 mV - 36 - - - - - - -
300 mV to 500 mV 29 29 29 29 41 41 41 125 355
500 mV to 2 V 28 28 28 28 39 39 39 121 355
2 V to 4 V 28 28 28 28 46 46 46 - -
4 V to 6 V 27 27 27 27 46 46 46 272 648
6 V to 8 V 28 28 28 28 46 46 46 - -
8 V to 10 V 27 27 27 27 46 46 46 272 648
10 V to 100 V 36 36 36 36 100 100 100 - -
100 V to 200 V 37 37 37 37 113 113 113 - -
200 V to 300 V 40 40 40 40 102 102 - - -
300 V to 700 V 45 45 77 77 178 178 358 - -
700 V to 1000 V 57 57 90 90 160 - - - -
The expanded uncertainties given in this table are expressed in µV/V
The BIPM key comparison database, April 2016 37/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACV_M0
40 Hz to 10
kHz
10 kHz to
50 kHz
50 kHz to
100 kHz
100 kHz to
300 kHz
300 kHz to
500 kHz
500 kHz to
1 MHz
1 mV 935 1040 1231 1933 2326 2954
3 mV 273 289 364 589 715 886
5 mV 192 195 216 287 330 388
10 mV, 20 mV 59 70 96 176 221 276
30 mV, 50 mV 40 47 51 105 159 211
100 mV, 200 mV 25 32 37 74 107 146
The expanded uncertainties given in this table are expressed in µV/V
The BIPM key comparison database, April 2016 38/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACV_M1
40 Hz to 10
kHz
10 kHz to
50 kHz
50 kHz to
100 kHz
100 kHz to
300 kHz
300 kHz to
500 kHz
500 kHz to
1 MHz
300 mV, 500 mV 14 14 25 31 44 63
1 V, 2 V, 3 V,4 V,6 V,10 V, 20 V 9 9 16 30 45 66
30 V, 40 V, 60 V 11 15 25 - - -
100 V, 200 V 16 26 53 - - -
300 V, 400 V 18 30 62 - - -
600 V, 700 V 22 45 106 - - -
1000 V 22 50 110 - - -
The expanded uncertainties given in this table are expressed in µV/V
The BIPM key comparison database, April 2016 39/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACVmet
20 Hz to 40 Hz 40 Hz to 1 kHz1 kHz to 10
kHz
10 kHz to 20
kHz
20 kHz to 30
kHz
30 kHz to 50
kHz
50 kHz to 100
kHz
100 kHz to
500 kHz
500 kHz to 1
MHz
1 mV - 2399 - - - - - - -
1 mV to 3 mV - 830 - - - - - - -
3 mV to 5 mV - 483 - - - - - - -
5 mV to 10 mV - 199 - - - - - - -
10 mV to 20 mV - 99 - - - - - - -
20 mV to 30 mV - 100 - - - - - - -
30 mV to 50 mV - 89 - - - - - - -
50 mV to 100 mV - 59 - - - - - - -
100 mV to 200 mV - 49 - - - - - - -
200 mV to 300 mV - 50 - - - - - - -
300 mV to 500 mV 42 42 42 42 79 79 79 397 894
500 mV to 2 V 39 39 39 39 74 74 74 371 847
2 V to 4 V 39 39 39 39 92 92 92 - -
4 V to 10 V 38 38 38 38 87 87 87 375 941
10 V to 20 V 38 38 38 38 85 85 85 - -
20 V to 50 V 49 49 49 49 147 147 147 - -
50 V to 100 V 48 48 48 48 136 136 136 - -
100 V to 200 V 49 49 49 49 142 142 142 - -
200 V to 300 V 51 51 51 51 199 199 - - -
300 V to 700 V 55 55 112 112 271 271 542 - -
700 V to 1000 V 64 64 125 125 258 - - - -
The expanded uncertainties given in this table are expressed in µV/V
The BIPM key comparison database, April 2016 40/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
IVDreal
Expanded uncertainty
0.001 to 0.09 1E-07
0.1 to 1 1E-06
The expanded uncertainties given in this table are dimensionless
The BIPM key comparison database, April 2016 41/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACDC_I
40 Hz to 1 kHz 1 kHz to 20 kHz 5 kHz 50 kHz to 100 kHz
2.5 mA to 10 mA 20 20 - 50
10 mA to 100 mA 50 50 - 100
100 mA to 20 A 200 - 500 -
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 42/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
IVDimag
Expanded uncertainty
0.001 to 0.09 2E-07
0.1 to 1 2E-06
The expanded uncertainties given in this table are dimensionless
The BIPM key comparison database, April 2016 43/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACIsour
20 Hz to 40 Hz 40 Hz to 100 Hz 100 Hz to 400 Hz 400 Hz to 1 kHz 1 kHz to 5 kHz
10 µA to 100 µA 146 146 146 146
100 µA to 1 mA 50 50 50 50 87
1 mA to 200 mA 35 35 35 35 67
200 mA to 500 mA 45 45 45 45 81
500 mA to 2 A 50 50 50 50 86
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 44/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ACImet
20 Hz to 40 Hz 40 Hz to 100 Hz 100 Hz to 400 Hz 400 Hz to 1 kHz 1 kHz to 5 kHz
10 µA to 100 µA 358 358 358 358 -
100 µA to 300 µA 87 87 87 87 230
300 µA to 1 mA 72 72 72 72 131
1 mA to 3 mA 79 79 79 79 247
3 mA to 10 mA 62 62 62 62 130
10 mA to 20 mA 61 61 61 61 110
20 mA to 30 mA 79 79 79 79 115
30 mA to 50 mA 70 70 70 70 104
50 mA to 100 mA 62 62 62 62 96
100 mA to 120 mA 61 61 61 61 96
120 mA to 200 mA 61 61 61 61 95
200 mA to 300 mA 99 99 99 99 177
300 mA to 500 mA 89 89 89 89 153
500 mA to 1 A 94 94 94 94 145
1 A to 2 A 93 93 93 93 138
The expanded uncertainties given in this table are expressed in µA/A
The BIPM key comparison database, April 2016 45/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
AC_B_1
10 Hz to
300 Hz
301 Hz to
500 Hz
0.5 kHz to
10 kHz
10 kHz to
15 kHz
15 kHz to
30 kHz
30 kHz to
100 kHz
0.1 µT 0.023 0.023 0.023 0.023 0.024 0.024
0.2 µT 0.012 0.012 0.012 0.012 0.014 0.014
0.3 µT 0.008 0.008 0.008 0.009 0.010 0.010
0.4 µT 0.007 0.007 0.007 0.007 0.009 0.009
0.5 µT 0.006 0.006 0.006 0.006 0.008 0.008
0.6 µT to 0.8 µT 0.005 0.005 0.005 0.006 0.008 0.008
0.81 µT to 1 µT 0.004 0.004 0.004 0.005 0.007 0.007
1.1 µT to 25 µT 0.004 0.004 0.004 0.004 0.007 0.007
25 µT to 100 µT 0.004 0.004 0.004 0.004 0.007 -
101 µT to 1000 µT 0.004 0.004 - - - -
1001 µT to 3000 µT 0.004 - - - - -
The expanded uncertainties given in this table are expressed in T/T
The BIPM key comparison database, April 2016 46/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
AC_B_2
DC 10 Hz to 1 kHz 1 kHz to 15 kHz 15 kHz to 100 kHz
0.5 µT/A to 1000 µT/A 0.25 0.4 - -
0.5 µT/A to 200 µT/A - - 0.4 -
0.5 µT/A to 200 µT/A - - - 0.7
The expanded uncertainties given in this table are expressed in %
The BIPM key comparison database, April 2016 47/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Refl
+- 50 MHz to 2 GHz 2 GHz to 8 GHz 8 GHz to 18 GHz18 GHz to 20
GHz
20 GHz to 26.5
GHz
26.5 GHz to 40
GHz
40 GHz to 50
GHz
PCN 0.0 0.004 0.006 0.006 - - - -
PCN 0.1 0.004 0.006 0.007 - - - -
PCN 0.2 0.004 0.007 0.007 - - - -
PCN 0.3 0.004 0.008 0.008 - - - -
PCN 0.4 0.005 0.009 0.010 - - - -
PCN 0.5 0.005 0.010 0.012 - - - -
PCN 0.6 0.006 0.011 0.014 - - - -
PCN 0.7 0.006 0.013 0.016 - - - -
PCN 0.8 0.007 0.014 0.019 - - - -
PCN 0.9 0.008 0.016 0.022 - - - -
PCN 1.0 0.009 0.018 0.026 - - - -
PC3.5 0.0 0.004 0.006 0.006 0.006 0.006 - -
PC3.5 0.1 0.004 0.006 0.006 0.006 0.006 - -
PC3.5 0.2 0.004 0.007 0.007 0.007 0.007 - -
PC3.5 0.3 0.005 0.008 0.008 0.008 0.008 - -
PC3.5 0.4 0.006 0.009 0.009 0.009 0.010 - -
PC3.5 0.5 0.007 0.011 0.011 0.011 0.012 - -
PC3.5 0.6 0.008 0.013 0.014 0.014 0.013 - -
PC3.5 0.7 0.009 0.015 0.017 0.017 0.017 - -
PC3.5 0.8 0.010 0.017 0.020 0.020 0.020 - -
PC3.5 0.9 0.012 0.020 0.023 0.023 0.024 - -
PC3.5 1.0 0.013 0.023 0.027 0.027 0.028 - -
PC2.92 0.0 0.008 0.008 0.008 0.008 0.013 0.013 -
PC2.92 0.1 0.008 0.008 0.008 0.008 0.014 0.014 -
PC2.92 0.2 0.009 0.009 0.009 0.009 0.015 0.015 -
PC2.92 0.3 0.009 0.009 0.009 0.009 0.016 0.016 -
The expanded uncertainties given in this table are dimensionless
Continued on next page
The BIPM key comparison database, April 2016 48/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Refl (Continued)
+- 50 MHz to 2 GHz 2 GHz to 8 GHz 8 GHz to 18 GHz18 GHz to 20
GHz
20 GHz to 26.5
GHz
26.5 GHz to 40
GHz
40 GHz to 50
GHz
PC2.92 0.4 0.010 0.010 0.010 0.010 0.018 0.018 -
PC2.92 0.5 0.011 0.011 0.011 0.011 0.020 0.020 -
PC2.92 0.6 0.012 0.013 0.013 0.013 0.023 0.023 -
PC2.92 0.7 0.014 0.014 0.014 0.014 0.026 0.026 -
PC2.92 0.8 0.016 0.014 0.014 0.014 0.029 0.029 -
PC2.92 0.9 0.017 0.018 0.018 0.018 0.033 0.033 -
PC2.92 1.0 0.019 0.020 0.020 0.020 0.034 0.034 -
PC2.4 0.0 0.006 0.006 0.006 0.006 0.010 0.010 0.012
PC2.4 0.1 0.006 0.006 0.006 0.006 0.010 0.010 0.013
PC2.4 0.2 0.006 0.007 0.007 0.007 0.011 0.011 0.014
PC2.4 0.3 0.006 0.007 0.007 0.007 0.012 0.012 0.015
PC2.4 0.4 0.007 0.008 0.008 0.008 0.014 0.014 0.017
PC2.4 0.5 0.008 0.009 0.009 0.009 0.015 0.015 0.019
PC2.4 0.6 0.008 0.010 0.010 0.010 0.017 0.017 0.022
PC2.4 0.7 0.009 0.012 0.012 0.012 0.020 0.020 0.025
PC2.4 0.8 0.010 0.013 0.013 0.013 0.023 0.023 0.028
PC2.4 0.9 0.011 0.015 0.015 0.015 0.026 0.026 0.032
PC2.4 1.0 0.013 0.017 0.017 0.017 0.029 0.029 0.036
The expanded uncertainties given in this table are dimensionless
The BIPM key comparison database, April 2016 49/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Trans
+- 50 MHz to 2 GHz 2 GHz to 8 GHz 8 GHz to 18 GHz 18 GHz to 20 GHz 20 GHz to 26.5 GHz 26.5 GHz to 40 GHz 40 GHz to 50 GHz
PCN 1.000 0.00307 0.00721 0.00956 - - - -
PCN 0.708 0.00217 0.00510 0.00676 - - - -
PCN 0.501 0.00157 0.00401 0.00492 - - - -
PCN 0.316 0.00099 0.00253 0.00311 - - - -
PCN 0.100 0.00034 0.00081 0.00100 - - - -
PCN 0.032 0.00016 0.00026 0.00032 - - - -
PCN 0.010 0.00011 0.00009 0.00011 - - - -
PCN 0.003 0.00009 0.00003 0.00004 - - - -
PCN 0.001 0.00009 0.00002 0.00002 - - - -
PC3.5 1.000 0.00396 0.00889 0.01032 0.01307 0.01307 - -
PC3.5 0.708 0.00280 0.00630 0.00730 0.00925 0.00925 - -
PC3.5 0.501 0.00200 0.00484 0.00529 0.00662 0.00662 - -
PC3.5 0.316 0.00126 0.00306 0.00334 0.00418 0.00418 - -
PC3.5 0.100 0.00043 0.00098 0.00107 0.00133 0.00133 - -
PC3.5 0.032 0.00018 0.00031 0.00034 0.00043 0.00043 - -
PC3.5 0.010 0.00011 0.00010 0.00011 0.00016 0.00016 - -
PC3.5 0.003 0.00010 0.00004 0.00005 0.00008 0.00008 - -
PC3.5 0.001 0.00009 0.00002 0.00003 0.00005 0.00005 - -
PC2.92 1.000 0.00520 0.00764 0.00764 0.00764 0.01724 0.01724 -
PC2.92 0.708 0.00368 0.00541 0.00541 0.00541 0.01221 0.01221 -
PC2.92 0.501 0.00260 0.00392 0.00392 0.00392 0.00867 0.00867 -
PC2.92 0.316 0.00164 0.00247 0.00247 0.00247 0.00547 0.00547 -
PC2.92 0.100 0.00054 0.00079 0.00079 0.00079 0.00173 0.00173 -
PC2.92 0.032 0.00022 0.00026 0.00026 0.00026 0.00060 0.00060 -
PC2.92 0.010 0.00012 0.00009 0.00009 0.00009 0.00034 0.00034 -
PC2.92 0.003 0.00010 0.00009 0.00009 0.00009 0.00018 0.00018 -
PC2.4 1.000 0.00352 0.00650 0.00650 0.00650 0.01336 0.01336 0.01677
PC2.4 0.708 0.00460 0.00460 0.00460 0.00460 0.00946 0.00946 0.01187
PC2.4 0.501 0.00336 0.00336 0.00336 0.00336 0.00667 0.00667 0.00861
PC2.4 0.316 0.00212 0.00212 0.00212 0.00212 0.00421 0.00421 0.00543
PC2.4 0.100 0.00069 0.00069 0.00069 0.00069 0.00138 0.00138 0.00207
PC2.4 0.032 0.00023 0.00023 0.00023 0.00023 0.00052 0.00052 0.00107
PC2.4 0.010 0.00008 0.00008 0.00008 0.00008 0.00026 0.00026 0.00076
PC2.4 0.003 0.00004 0.00004 0.00004 0.00004 0.00018 0.00018 0.00066
The expanded uncertainties given in this table are dimensionless
The BIPM key comparison database, April 2016 50/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Trans.log
/ 50 MHz to 2 GHz 2 GHz to 8 GHz 8 GHz to 18 GHz 18 GHz to 20 GHz 20 GHz to 26.5 GHz 26.5 GHz to 40 GHz 40 GHz to 50 GHz
PCN 0 dB 0.03 0.06 0.08 - - - -
PCN -3 dB 0.03 0.06 0.08 - - - -
PCN -6 dB 0.03 0.07 0.09 - - - -
PCN -10 dB 0.03 0.07 0.09 - - - -
PCN -20 dB 0.03 0.07 0.09 - - - -
PCN -30 dB 0.04 0.07 0.09 - - - -
PCN -40 dB 0.09 0.07 0.09 - - - -
PCN -50 dB 0.26 0.09 0.12 - - - -
PCN -60 dB 0.76 0.14 0.21 - - - -
PC3.5 0 dB 0.03 0.08 0.09 0.09 0.11 - -
PC3.5 -3 dB 0.03 0.08 0.09 0.09 0.11 - -
PC3.5 -6 dB 0.03 0.08 0.09 0.09 0.11 - -
PC3.5 -10 dB 0.03 0.08 0.09 0.09 0.11 - -
PC3.5 -20 dB 0.04 0.08 0.09 0.09 0.11 - -
PC3.5 -30 dB 0.05 0.09 0.09 0.09 0.12 - -
PC3.5 -40 dB 0.10 0.09 0.10 0.10 0.14 - -
PC3.5 -50 dB 0.26 0.10 0.13 0.13 0.21 - -
PC3.5 -60 dB 0.76 0.15 0.23 0.23 0.46 - -
PC2.92 0 dB 0.05 0.07 0.07 0.07 0.15 0.15 -
PC2.92 -3 dB 0.05 0.07 0.07 0.07 0.15 0.15 -
PC2.92 -6 dB 0.04 0.07 0.07 0.07 0.15 0.15 -
PC2.92 -10 dB 0.04 0.07 0.07 0.07 0.15 0.15 -
PC2.92 -20 dB 0.05 0.07 0.07 0.07 0.15 0.15 -
PC2.92 -30 dB 0.06 0.07 0.07 0.07 0.16 0.16 -
PC2.92 -40 dB 0.11 0.08 0.08 0.08 0.29 0.29 -
PC2.92 -50 dB 0.27 0.23 0.23 0.23 0.49 0.49 -
PC2.4 0 dB 0.03 0.06 0.06 0.06 0.12 0.12 0.14
PC2.4 -3 dB 0.06 0.06 0.06 0.06 0.12 0.12 0.14
PC2.4 -6 dB 0.06 0.06 0.06 0.06 0.11 0.11 0.15
PC2.4 -10 dB 0.06 0.06 0.06 0.06 0.11 0.11 0.15
PC2.4 -20 dB 0.06 0.06 0.06 0.06 0.12 0.12 0.18
PC2.4 -30 dB 0.06 0.06 0.06 0.06 0.14 0.14 0.29
PC2.4 -40 dB 0.07 0.07 0.07 0.07 0.22 0.22 0.64
PC2.4 -50 dB 0.11 0.11 0.11 0.11 0.48 0.48 1.66
The expanded uncertainties given in this table are expressed in dB
The BIPM key comparison database, April 2016 51/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Cal_Fact
Power DC to 50 MHz 50 MHz to 2 GHz 2 GHz to 8 GHz 8 GHz to 18 GHz 18 GHz to 26.5 GHz
PCN 0.1 mW to 1.0 mW 0.010 0.014 0.016 0.026 -
PCN 1 mW to 10 mW 0.004 0.010 0.013 0.020 -
PC3.5 0.1 mW to 1.0 mW 0.010 0.014 0.016 0.026 0.030
PC3.5 1 mW to 10 mW 0.004 0.010 0.013 0.020 0.026
The expanded uncertainties given in this table are dimensionless
The BIPM key comparison database, April 2016 52/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Abs_Power
Power DC to 50 MHz 50 MHz to 2 GHz 2 GHz to 8 GHz 8 GHz to 18 GHz 18 GHz to 26.5 GHz
PCN 0.1 mW to 1.0 mW 14 18 20 30 -
PCN 1 mW to 10 mW 4 8 10 25 -
PCN 10 mW to 100 mW 10 13 13 25 -
PC3.5 0.1 mW to 1.0 mW 14 18 18 30 40
PC3.5 1 mW to 10 mW 4 10 14 25 30
PC3.5 10 mW to 100 mW 10 14 14 25 32
The expanded uncertainties given in this table are expressed in mW/W
The BIPM key comparison database, April 2016 53/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
L_3V
1 kHz
1 mH 29
10 mH 18
100 mH 16
1 H 15
The expanded uncertainties given in this table are expressed in µH/H
The BIPM key comparison database, April 2016 54/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
L_sub
1 kHz
1 mH 100
10 mH 50
100 mH 50
1 H 50
The expanded uncertainties given in this table are expressed in µH/H
The BIPM key comparison database, April 2016 55/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ESD_FR
-20 dB to -40 dB -50 dB -60 dB -70 dB
10 kHz to 100 kHz 0.26 0.29 0.33 0.54
0.1 MHz to 1 MHz 0.26 0.27 0.29 0.41
1 MHz to 2 GHz 0.26 0.27 0.28 0.39
2 GHz to 4 GHz 0.26 0.28 0.3 0.42
Uncertainties given in this table are expressed in dB
The BIPM key comparison database, April 2016 56/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Refl_EMC
abs(Sii) 9 kHz to 500 MHz 500 MHz to 1 GHz 1 GHz to 2 GHz 2 GHz to 4 GHz
PC-N 0 0.007 0.007 0.008 0.009
PC-N 0.1 0.007 0.008 0.008 0.009
PC-N 0.2 0.007 0.008 0.008 0.009
PC-N 0.3 0.007 0.008 0.008 0.010
PC-N 0.4 0.007 0.008 0.008 0.010
PC-N 0.5 0.009 0.010 0.010 0.012
PC-N 0.6 0.010 0.011 0.012 0.014
PC-N 0.7 0.013 0.014 0.014 0.016
PC-N 0.8 0.016 0.017 0.018 0.020
PC-N 0.9 0.019 0.020 0.021 0.023
PC-N 1 0.023 0.024 0.025 0.027
BNC 0 0.008 0.019 0.029 -
BNC 0.1 0.008 0.019 0.029 -
BNC 0.2 0.008 0.019 0.030 -
BNC 0.3 0.008 0.020 0.032 -
BNC 0.4 0.008 0.022 0.034 -
BNC 0.5 0.010 0.025 0.037 -
BNC 0.6 0.012 0.027 0.040 -
BNC 0.7 0.014 0.031 0.044 -
BNC 0.8 0.017 0.035 0.049 -
BNC 0.9 0.020 0.039 0.055 -
BNC 1 0.023 0.044 0.061 -
The expanded uncertainties given in this table are dimensionless
The BIPM key comparison database, April 2016 57/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Trans_EMC
abs(Sij) 9 kHz to 500 MHz 500 MHz to 1 GHz 1 GHz to 2 GHz 2 GHz to 4 GHz
PC-N 0 0.17 0.17 0.17 0.17
PC-N -3 0.15 0.15 0.15 0.15
PC-N -6 0.13 0.13 0.13 0.13
PC-N -10 0.11 0.11 0.11 0.11
PC-N -20 0.11 0.11 0.11 0.11
PC-N -30 0.12 0.12 0.12 0.12
PC-N -40 0.13 0.12 0.13 0.13
PC-N -50 0.15 0.13 0.13 0.14
PC-N -60 0.19 0.14 0.15 0.16
PC-N -70 0.42 0.28 0.26 0.33
BNC 0 0.19 0.22 0.28 -
BNC -3 0.17 0.22 0.26 -
BNC -6 0.15 0.20 0.24 -
BNC -10 0.13 0.18 0.22 -
BNC -20 0.13 0.18 0.22 -
BNC -30 0.13 0.18 0.22 -
BNC -40 0.14 0.18 0.22 -
BNC -50 0.16 0.19 0.23 -
BNC -60 0.20 0.20 0.26 -
BNC -70 0.42 0.29 0.33 -
The expanded uncertainties given in this table are expressed in dB
The BIPM key comparison database, April 2016 58/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
VoltDiv_Burst
50 Ω burst adaptor 1000 Ω burst adaptor
10 kHz to 100 kHz 1.9 3.6
0.1 MHz to 1 MHz 1.8 3.1
1 MHz to 100 MHz 1.7 3.1
100 MHz to 200 MHz 1.9 3.4
200 MHz to 300 MHz 2.1 3.8
300 MHz to 400 MHz 2.4 4.1
400 MHz to 500 MHz 2.7 4.6
The expanded uncertainties given in this table are expressed in %
The BIPM key comparison database, April 2016 59/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Refl_CMS
abs(Sii) < 0.4 abs(Sii) > 0.4
150 kHz to 50 MHz 0.007 0.010
50 MHz to 150 MHz 0.010 0.013
150 MHz to 300 MHz 0.012 0.016
The BIPM key comparison database, April 2016 60/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Scat_Trans_CMS
Expanded
uncertainty / dB
150 kHz to 50 MHz 0.22
50 MHz to 150 MHz 0.25
150 MHz to 300 MHz 0.28
The BIPM key comparison database, April 2016 61/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
VoltDiv_CDN
Expanded uncertainty / dB
150 kHz to 50 MHz 0.22
50 MHz to 150 MHz 0.25
150 MHz to 300 MHz 0.28
The BIPM key comparison database, April 2016 62/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
ESD_Z
Expanded uncertainty in Ω
0.05 Ω to 0.33 Ω 0.0008
0.33 Ω to 0.5 Ω 0.0013
0.5 Ω to 1 Ω 0.0019
The BIPM key comparison database, April 2016 63/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
Rac
50 Hz 120 Hz 400 Hz 1000 Hz 1592 Hz 5 kHz 10 kHz
1 Ω 25 25 25 25 25 - -
10 Ω 20 20 20 20 15 30 40
100 Ω 20 20 20 20 15 25 40
1 kΩ 15 15 15 15 15 25 35
10 kΩ 20 20 20 20 20 25 35
100 kΩ 15 15 15 15 20 25 35
1 MΩ 25 25 25 25 25 - -
The expanded uncertainties given in this table are expressed in µΩ/Ω
The BIPM key comparison database, April 2016 64/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
C
50 Hz 100 Hz 200 Hz 500 Hz 1 kHz 2 kHz 5 kHz 10 kHz 20 kHz
1 pF 75 28 14 9 8 9 19 51 176
10 pF 23 13 9 7 7 7 11 21 56
100 pF 18 12 9 7 7 7 9 14 28
1 nF 18 12 9 7 7 7 9 15 33
10 nF 133 70 38 21 18 21 41 83 207
100 nF 365 186 98 50 41 52 119 301 1017
1 µF 712 361 189 94 79 113 388 1499 -
The expanded uncertainties given in this table are expressed in µF/F
The BIPM key comparison database, April 2016 65/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
SMSM_ACJp
1 Hz to 10 Hz 10 Hz to 1 kHz 1 kHz to 10 kHz
Expanded uncertainty 1.50E-02 8.00E-03 4.00E-03
The expanded uncertainties given in this table are relative values
The BIPM key comparison database, April 2016 66/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
SMSM_ACHp
1 Hz to 10 Hz 10 Hz to 1 kHz 1 kHz to 10 kHz
Expanded uncertainty 4.00E-03 1.00E-02 1.60E-02
The expanded uncertainties given in this table are relative values
The BIPM key comparison database, April 2016 67/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
SMSM_ACPs
1 Hz to 10 Hz 10 Hz to 1 kHz 1 kHz to 10 kHz
Bp < Bp_mumax 2.00E-02 1.00E-02 2.00E-02
Bp > Bp_mumax 5.00E-02 2.00E-02 5.00E-02
The expanded uncertainties given in this table are relative values
The BIPM key comparison database, April 2016 68/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
SMSM_ACSs
1 Hz to 10 Hz 10 Hz to 1 kHz 1 kHz to 10 kHz
Bp < Bp_mumax 3.00E-02 2.00E-02 3.00E-02
Bp > Bp_mumax 8.00E-02 5.00E-02 5.00E-02
The expanded uncertainties given in this table are relative values
The BIPM key comparison database, April 2016 69/70
Calibration and Measurement Capabilities
Electricity and Magnetism, Italy, INRIM (Istituto Nazionale di Ricerca Metrologica)
SMSM_ACmur
Expanded uncertainty
Bp < 0.8Bp_mumax 2.00E-02
0.8Bp_mumax < Bp < 1.2Bp_mumax 5.00E-02
Bp > 1.2Bp_mumax 5.00E-03
The expanded uncertainties given in this table are relative values
The BIPM key comparison database, April 2016 70/70