Earth/Ground Tester
Specifications
17
Quality system:
developed, designed and manufactured according to
DIN ISO 9001
External voltage:
Uext,max = 24 V (DC, AC < 400 Hz), measurement
inhibited for higher values
Uext rejection:
>120 dB (162/3, 50, 60, 400 Hz)
Measuring time:
typical 6 sec
Max. overload:
250 Vrms (pertains to misuse)
Auxiliary power:
6 x 1.5 V mignon cells alkali-manganese (type AA
LR6)
Battery life span:
typical > 3000 measurements
Dimensions:
240 x 180 x 110 mm
Weight:
1.1 kg (including batteries)
R
A
3-pole ground resistance measurement
(IEC 1557-5)
Switch
position
Resolution Measuring
range
Intrinsic
error
Operating
error
Ra 3-pole
0,001 … 10
Ω
0,001
Ω
...
19,99 k
Ω
±
(2 % rdg +
3 d)
±
(5 % rdg +
3 d)
For 2-pole measurements connect terminals H and S with the supplied
connector cable!
Measuring principle: Current and voltage measurement
Measuring voltage:
Um = 48 Vac.
Short-circuit current:
> 50 mA
Meas. frequency:
128 Hz (125 Hz on request)
Probe resistance (Rs):
max 100 k
Ω
Auxiliary earth electrode resistance
(Rh):
max. 100 k
Ω
Additional error from Rh and Rs:
Rh[k
Ω
]
x
Rs[k
Ω
]/Ra[
Ω
]
x
0,2 %
Monitoring of Rs and Rh with error indicator.
Shop for Fluke products online at:
1.877.766.5412
www.
MyFlukeStore
.com
Summary of Contents for 1623
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