Hioki CM7290, Инструкция по эксплуатации, Страница: 49 / 80

45
Input and Output Specifications, and Measurement Specifications
(5) Accuracy specifications (for display unit only)
1. DC display (Measured value/MAX/MIN/AVG DC value), coupling method: DC coupling
Range
Guaranteed-accuracy
frequency range
Measurement accuracy
×1, ×10 DC ±0.3% rdg.±8 dgt.
2. AC display, coupling method: AC coupling
• AC rms value (Measured value/MAX/MIN/AVG rms)
Range
Guaranteed-accuracy
frequency range
Measurement accuracy
(when the filter is set to ON, add ±0.5% rdg. ±5 dgt.)
×100
(FILTER ON:
for 300 dgt. or
greater
FILTER OFF:
for 400 dgt. or
greater)
10 Hz ≤ f < 45 Hz ±1.8% rdg.±15 dgt.
45 Hz ≤ f ≤ 66 Hz ±1.3% rdg.±13 dgt.
66 Hz < f ≤ 1 kHz ±2.0% rdg.±15 dgt.
×1, ×10
(for 300 dgt. or
greater)
3 Hz ≤ f < 10 Hz ±1.2% rdg.±10 dgt.
10 Hz ≤ f < 45 Hz
*1
±0.8% rdg.±10 dgt.
45 Hz ≤ f ≤ 66 Hz *1 ±0.3% rdg.±8 dgt.
66 Hz < f ≤ 1 kHz
*1
±1.0% rdg.±10 dgt.
*1: Add ±5 dgt. when operating in SLOW mode.
• AC peak (PEAK MAX/PEAK MIN Zero-to-Peak)
Range
Guaranteed-accuracy
frequency range
Measurement accuracy
(when the filter is set to ON, add ±0.5% rdg.)
×100
(FILTER ON:
for 45 dgt. or
greater
FILTER OFF:
for 60 dgt. or
greater)
10 Hz ≤ f ≤ 66 Hz ±2.5% rdg.±12 dgt.
66 Hz < f ≤ 1 kHz Not specified
×1, ×10
3 Hz ≤ f < 10 Hz ±2.5% rdg.±7 dgt.
10 Hz ≤ f ≤ 66 Hz ±2.5% rdg.±7 dgt.
66 Hz < f ≤ 1 kHz Not specified
10
9
8
7
6
5
4
3
2
1
Appx.
Ind.