FLUKE 381 CAL User Manual for the Fluke 381 CAL True RMS AC/DC Clamp Meter with iFlex, calibrated traceable data

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Remote Display True-rms Clamp Meter

The Meter

600 V

CAT

1000 V

CAT

10 0 0 A

ZERO

REMOTE DISPLAY

TRMS CLAMP METER

381

iFlex

Tactile Barrier

ghn02.eps

Figure 1. The Meter

Specifications

Electrical Specifications

AC Current Via Jaw

Range ..................................................... 999.9 A

Resolution ............................................... 0.1 A

Accuracy ................................................. 2 % ± 5 digits (10-100 Hz)

% ± 5 digits (100-500 Hz)

Crest Factor (50/60 Hz) .......................... 3 @ 500 A

2.5 @ 600 A

1.42 @1000 A

Add 2 % for C.F. > 2

AC Current via iFlex

Range ..................................................... 999.9 A / 2500 A (45 Hz – 500 Hz)

Resolution ............................................... 0.1 A / 1 A

Accuracy ................................................. 3 % ±5 digits

Crest Factor (50/60Hz) ........................... 3.0 at 1100 A

2.5 at 1400 A

1.42 at 2500 A

Add 2 % for C.F. > 2

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FLUKE 381 CAL True RMS AC/DC Clamp Meter with iFlex, calibrated traceable data