Fluke 787 Manual de usuario descargar pdf (Pagina 47)

ProcessMeter™

Specifications

AC Current Measurement

Range

45 Hz to 2 kHz

Resolution Accuracy, ±(% of Reading + Counts)

Typical Burden

Voltage

1.000 A (Note) 0.001 A 1 % + 2 1.5 V/A

Note: 440 mA continuous, 1 A 30 seconds maximum on, 5 minutes off

Specifications are valid from 5 % to 100 % of amplitude range.

AC conversion: true rms

Maximum crest factor: 3

For non-sinusoidal waveforms, add

(2 % reading + 2 % f.s.) typical

Overload protection 440 mA, 1000V fast-blow fuse

DC Current Measurement

Range Resolution Accuracy, ±(% of Reading + Counts)

Typical Burden

Voltage

30.000 mA 0.001 mA 0.05 % + 2 14 mV/mA

1.000 A (Note) 0.001 A 0.2 % + 2 1.5 V/A

Note: 440 mA continuous, 1A 30 seconds maximum on, 5 minutes off

Overload protection: 440 mA, 1000V fast-blow fuse

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Fluke 787 Manual de usuario Pagina 47