GW Instek GDM-398 - Manual (Page 54)

GENERAL SPECIFICATIONS
52
GDM-461
Range Resolution Accuracy Input
Impedance Fixed Value
Input
45~1kHz >1kHz~10kHz
220mV 0.01mV ±(1.0%+10) ±(1.5%+50) Around
>3000MΩ
1000V dc/
750Vrms ac 2.2V 0.0001V ±(0.8%+10) ±(1.2%+50)
Around
10MΩ 22V 0.001V
220V 0.01V ±(2.0%+50)
750V 0.1V ±(1.2%+10) ±(3.0%+50)
 True RMS is applicable from 10% of range to 100% of range.
 AC crest factor can be up to 3.0 except 750V where it is 1.5.
 A residual reading of 10 digits with test leads shorted, will not affect stated
accuracy.