Accuracy Table
AC+DC current (PEAK MAX/PEAK MIN)
(Accuracy
Range
guarantee range)
20.00 A
(±1.0 A to ±150.0 A) 0.1 A
600.0 A
(±10 A to ±900 A)*
* Values of up to ±1500 A are displayed, but accuracy is not defined for display values in excess of 900 A
(which are provided as reference values).
4
Rush current (INRUSH) 600.0 A (CM4371, CM4372)
Conditions of guaranteed accuracy: After zero adjustment has been performed
INRUSH trigger level:
Coupling type:
Crest factor:
Peak detection time width:
50
Accuracy guarantee
Resolution
frequency range
10 Hz≤f<45 Hz
DC, 45 Hz≤f≤66 Hz
66 Hz<f≤1 kHz
1 A
10 Hz≤f<45 Hz
DC, 45 Hz≤f≤66 Hz
66 Hz<f≤1 kHz
For 600.0 A range, detection of current of +10 A or more or -10 A or less
DC coupling
For the 600.0 A range (300.0 A or less), 3
For the 600.0 A range (greater than 300.0 A and less than or equal to
600.0 A), 1.5
1 ms or more
HIOKI CM4371A976-00
Measurement accuracy
±1.8% rdg.±0.7 A
±1.3% rdg.±0.7 A
±2.0% rdg.±0.7 A
±1.8% rdg.±7 A
±1.3% rdg.±7 A
±2.0% rdg.±7 A