Iso-Tech IDM 91E Instruction Manual page 10

(2) AC Volts
Range
200mV
2V
20V
200V
600V
Input Impedance : 10M
Resolution
100 µV
1mV
10mV
100mV
1V
è
, less than 100pF
Accuracy
±(1.25%reading + 4digit)
40Hz — 500Hz
10
Over voltage
600V d.c. or 600 V a.c. rms