Hioki CM4375 - DC Power Measurement Accuracy; DC Power Accuracy Details

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Accuracy Table
Range
(Auto-range
threshold)
Accuracy
guarantee range
(Resolution)
Accuracy guarantee
frequency range *
1
Measurement accuracy
Input
impedance *
2
Filter OFF Filter ON
600.0 V
(more than
6000 counts/
less than 540
counts)
30.0 V to 600.0 V
(0.1 V)
10 Hz ≤ f < 45 Hz ±1.5% rdg.
±0.7 V
±2.0% rdg.
±0.7 V
DC: 6.0 M
Ω
±5%
AC: 3.0 M
Ω
±5%
DC,
45 Hz ≤ f ≤ 66 Hz
±1.0% rdg.
±0.7 V
±1.5% rdg.
±0.7 V
66 Hz < f ≤ 1 kHz ±1.5% rdg.
±0.7 V
–
1000 V
(less than 540
counts)
50 V to 1000 V
(1 V)
10 Hz ≤ f < 45 Hz ±1.5 %rdg.
±7 V
±2.0 %rdg.
±7 V
DC: 6.0 M
Ω
±5%
AC: 3.0 M
Ω
±5%
DC,45 Hz ≤ f ≤ 66 Hz ±1.0 %rdg.
±7 V
±1.5 %rdg.
±7 V
66 Hz < f ≤ 1 kHz ±1.5 %rdg.
±7 V
–
*1: Frequency range of 10 Hz ≤ f < 20 Hz is designed value.
*2: At DC input, 50 Hz AC input.