Earth Ground Clamp
General Specifications
5
General Specifications
Conductor Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 mm approximately
Dimensions (L x W x H) . . . . . . . . . . . . . . . . . . . . . . . . 283 mm x 105 mm x 48 mm
Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 880 g
Ground Loop Resistance
Frequency of measurement: 3.333 kHz.
AC Leakage Current mA
True rms, crest factor CF ≤3
Range
Accuracy
[1]
± (% of reading + Ω)
0.025 Ω to 0.249 Ω 1.5 % + 0.020 Ω
0.250 Ω to 0.999 Ω 1.5 % + 0.050 Ω
1.000 Ω to 9.999 Ω 1.5 % + 0.100 Ω
10.00 Ω to 49.99 Ω 1.5 % + 0.30 Ω
50.00 Ω to 99.99 Ω 1.5 % + 0.50 Ω
100.0 Ω to 199.9 Ω 3.0 % + 1.0 Ω
200.0 Ω to 399.9 Ω
5.0 % + 5.0 Ω
400 Ω to 599 Ω
10.0 % + 10 Ω
600 Ω to 1500 Ω
20.00 %
[1] Loop resistance with no inductance, conductor centered.
Range Resolution
Accuracy
[1]
± (% of reading + mA)
0.200 mA to 3.999 mA 1
μA 2.0 % + 0.05 mA
4.00 mA to 39.99 mA 10
μA 2.0 % + 0.03 mA
40.0 mA to 399.9 mA 100
μA 2.0 % + 0.3 mA
0.400 A to 3.999 A 1 mA 2.0 % + 3 mA
4.00 A to 39.99 A 10 mA 2.0 % + 30 mA
[1] Applies to signal frequency:
• 40 Hz to 1 kHz with Filter set to OFF
• 40 Hz to 70 Hz with Filter set to ON