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3.2 Accuracy
Standard test conditions
(1) Ambient temperature:
(2) Relative humidity:
() Orientation:
(4) External magnetic fields: Terrestrial magnetic field only
* E ach of the response times indicates the time it takes for the accuracy to fall within the
specified range.
DC Voltage Measurement
Range
Resolution
600 mV
0. mV
6 V
0.00 V
60 V
600 V
000 V
NMRR: 60 dB or more, 50/60 Hz ± 0.1%
CMRR: 120 dB or more, 50/60 Hz (Rs = 1 kΩ)
Response time: Within second
AC Voltage Measurement
AC coupling, rms value detection: sine wave
Range
Resolution
600 mV
0. mV
6 V
0.00 V
60 V
0.0 V
600 V
0. V
000 V
V
For a range of 5 to 100%, the accuracy for the 1000 V range is 200 V to 1000 V
CMRR: 60 dB or more, DC to 60 Hz (Rs = 1 kΩ)
For nonsinusoidal waveforms whose crest factor is less than 3, add ±(2% of reading + 2% of range)
to the accuracy.
For the 000 V range, the peak voltage is 00 V or less
Response time: Within 2 seconds
23°C ± 5°C
45% to 75% RH (no condensation)
Horizontal or standing
V,
mV
Accuracy
0.09% + 2
0.0 V
0.09% + 1
0. V
V
0.1% + 1
V,
mV
Accuracy
0 Hz to
0/60 Hz
00 Hz
0.5% + 5 1% + 5
Accuracy: ± (% of reading + digits)
Input Resistance
10 MΩ or more
Approx. 11 MΩ
Approx. 10 MΩ
00 Hz to
Impedance
kHz
0 MΩ or more, <200 pF
Approx. 11 MΩ, <50 pF
1.5% + 5
Approx. 10 MΩ, <50 pF
—
Maximum Input
Voltage
000 VDC
000 Vrms AC
Maximum
Input
Input
Voltage
000 VDC
000 V
rms AC
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