Fluke 1623-2 Datasheet - Page 3

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Measuring principle: Current and voltage measurement Measuring voltage Vm = 48 V ac Short-circuit current > 50 mA Measure frequency 128 Hz Probe resistance (RS) Auxiliary earth electrode resistance (RH) Additional error from RH and RS Monitoring of RS and RH with error indicator Automatic range selection Max 100 kΩ Max. 100 kΩ RH[k RS[kΩ]/RA 0.2 % Measurement is not performed if the current through the current clamp is too low RA 4-pole ground resistance measurement (IEC 1557-5) Switch position RA 4-pole Resolution 0.001 Ω to 10 Ω Measuring range 0.020 Ω to 19.99 kΩ Measuring principle: Current/voltage measurement Measuring voltage Short-circuit current Measuring frequency Probe resistance (RS+ RES) Auxiliary earth electrode resistance (RH) Additional error from RH and RS Monitoring of RS, and RH with error indicator Automatic range selection Accuracy ± (2 % rdg + 3 d) Operating error ± (5 % rdg + 3 d) Vm = 48 V ac > 50 mA 128 Hz Max. 100 kΩ Max. 100 kΩ RH[k RS[kΩ/RA 0.2 % RA 3-pole selective ground resistance measurement with current clamp (RA Switch position RA 3-pole Resolution 0.001 Ω to 10 Ω Measuring range 0.020 Ω to 19.99 kΩ Accuracy ± (7 % rdg + 3 d) Measuring principle: Current/voltage measurement (with external current clamp) Measuring voltage Short-circuit current Measuring frequency Probe resistance (RS) Auxiliary earth electrode resistance (RH) Monitoring of RS, and RH with error indicator Automatic range selection Measurement is not performed if the current through the current clamp is too low Vm = 48 V ac > 50 mA 128 Hz Max. 100 kΩ Max. 100 kΩ ) Operating error ± (10 % rdg + 5 d) RA 4-pole selective ground resistance measurement with current clamp (RA Switch position RA 4-pole Resolution 0.001 Ω to 10 Ω Measuring range 0.020 Ω to 19.99 kΩ Accuracy ± (7 % rdg + 3 d) ) Operating error ± (10 % rdg + 5 d) MyFlukeStore Shop for Fluke products online at: www. .com 1.877.766.5412

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Measuring principle: Current and voltage measurement
Measuring voltage
Vm = 48 V ac
Short-circuit current
> 50 mA
Measure frequency
128 Hz
Probe resistance (R
S
)
Max 100 k
Ω
Auxiliary earth electrode resistance (R
H
)
Max. 100 k
Ω
Additional error from R
H
and R
S
R
H
[k
Ω
]
•••
R
S
[k
Ω
]/R
A
[
Ω
]
•••
0.2 %
Monitoring of R
S
and R
H
with error indicator
Automatic range selection
Measurement is not performed if the current through the current clamp is too low
R
A
4-pole ground resistance measurement (IEC 1557-5)
Switch position
Resolution
Measuring range
Accuracy
Operating error
R
A
4-pole
0.001
Ω
to 10
Ω
0.020
Ω
to 19.99 k
Ω
± (2 % rdg + 3 d)
± (5 % rdg + 3 d)
Measuring principle: Current/voltage measurement
Measuring voltage
Vm = 48 V ac
Short-circuit current
> 50 mA
Measuring frequency
128 Hz
Probe resistance (R
S
+ R
ES
)
Max. 100 k
Ω
Auxiliary earth electrode resistance (R
H
)
Max. 100 k
Ω
Additional error from R
H
and R
S
R
H
[k
Ω
]
•••
R
S
[k
Ω
/R
A
[
Ω
]
•••
0.2 %
Monitoring of R
S
, and R
H
with error indicator
Automatic range selection
R
A
3-pole selective ground resistance measurement with current clamp (R
A
)
Switch position
Resolution
Measuring range
Accuracy
Operating error
R
A
3-pole
0.001
Ω
to 10
Ω
0.020
Ω
to 19.99 k
Ω
± (7 % rdg + 3 d)
± (10 % rdg + 5 d)
Measuring principle: Current/voltage measurement (with external current clamp)
Measuring voltage
Vm = 48 V ac
Short-circuit current
> 50 mA
Measuring frequency
128 Hz
Probe resistance (R
S
)
Max. 100 k
Ω
Auxiliary earth electrode resistance (R
H
)
Max. 100 k
Ω
Monitoring of R
S
, and R
H
with error indicator
Automatic range selection
Measurement is not performed if the current through the current clamp is too low
R
A
4-pole selective ground resistance measurement with current clamp (R
A
)
Switch position
Resolution
Measuring range
Accuracy
Operating error
R
A
4-pole
0.001
Ω
to 10
Ω
0.020
Ω
to 19.99 k
Ω
± (7 % rdg + 3 d)
± (10 % rdg + 5 d)
Shop for Fluke products online at:
1.877.766.5412
www.
MyFlukeStore
.com