The Meter; Specifications; Electrical Specifications - Fluke 374 Calibration Manual

The Meter

Clamp Meter

Specifications

Electrical Specifications

AC Current via Jaw
Range
374 and 375 ...................................... 600.0 A
376..................................................... 999.9 A
Resolution ............................................... 0.1 A
Accuracy ................................................. 2 %
Crest Factor (50/60 Hz) .......................... 3 @ 500 A (375 and 376 only)
AC Current via Flexible Current Probe
Range .................................................... 2500 A
Resolution
374 and 375 ........................................ 0.1 A ( 1000 A)
376 ...................................................... 0.1 A ( 999.9 A)
Accuracy ................................................. 3 % 5 digits (5 – 500 Hz)
Crest Factor (50/60Hz) ........................... 3.0 at 1100 A (375 and 376 only)
Figure 1. The Meter
5 digits (10-100 Hz)
2.5 % 5 digits (100-500 Hz)
2.5 @ 600 A
1.42 @1000 A (376 only)
Add 2 % for C.F. > 2
1 A ( 2500 A)
1 A ( 2500 A)
2.5 at 1400 A
1.42 at 2500 A
Add 2 % for C.F. > 2
Clamp Meter
The Meter
fig01.eps
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