9
2.2 ELECTRICAL SPECIFICATIONS
Accuracies are ± (% of r number in last digit )at 23 ± 5°C ,
≤
75% RH.
2.2.1 DC Voltage
Range
Accuracy
Resolution
60mV
± ( 0.8% of rdg+10digits )
0.01mV
600mV
± ( 0.5% of rdg+15 digits)
0.1mV
6V
1mV
60V
10mV
600V
100mV
1000V
± ( 0.8% of rdg+10 digits)
1V
Overload protection: 1000V DC or 750V AC rms
Impedance:
≥
10MΩ
2.2.2 AC Voltage
Range
Accuracy
Resolution
60mV
± ( 2.0% of rdg+10 digits )
0.01mV
600mV
0.1mV
6V
± ( 1.5% of rdg+10 digits)
1mV
60V
10mV
600V
100mV
750V
± ( 2.0% of rdg+10 digits )
1V
Average sensing, calibrated to rms of sine wave
Frequency: 40
~
400Hz
Overload protection: 1000V DC or 750V AC rms
Impedance:
≥
10MΩ