Hioki CM4141, Instruction Manual, Page: 50 / 76

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Accuracy Table
3.3 Accuracy Table
(1) AC current
Measurement value/MAX/MIN/AVE (rms)
Range
(Auto-range threshold)
Accuracy
guarantee range
(Resolution)
Accuracy
guarantee
frequency range
Measurement accuracy
Filter OFF Filter ON* 1
60.00 A
(more than 6000 counts)
1.00 A to 60.00 A
(0.01 A)
45 Hz ≤ f ≤ 66 Hz ±1.5% rdg.±0.08 A ±2.0% rdg.±0.08 A
30 Hz ≤ f < 45 Hz,
66 Hz < f ≤ 1 kHz
±2.0% rdg.±0.10 A ±2.5% rdg.±0.10 A
600.0 A
(more than 6000 counts/
less than 540 counts)
1.0 A to 600.0 A
(0.1 A)
45 Hz ≤ f ≤ 66 Hz ±1.5% rdg.±0.3 A ±2.0% rdg.±0.3 A
30 Hz ≤ f < 45 Hz,
66 Hz<f ≤ 1 kHz
±2.0% rdg.±0.5 A ±2.5% rdg.±0.5 A
2000 A
(less than 540 counts)
10 A to 2000 A
(1 A)
45 Hz ≤ f ≤ 66 Hz ±1.5% rdg.±3 A ±2.0% rdg.±3 A
30 Hz ≤ f < 45 Hz,
66 Hz<f ≤ 1 kHz*
2
±2.0% rdg.±5 A ±2.5% rdg.±5 A
*1: Accuracy not defined beyond 66 Hz.
*2: Design values apply beyond 6×10
5
A · Hz.