Amprobe PM53A User Manual page 14

DC Voltage
Input Impedance:
AutoTect Lo-Z V dc: 160 kΩ, 160 pF nominal
MRR: > 30dB @ 50 Hz/60 Hz
CMRR: > 100dB @ DC, 50 Hz/60 Hz; Rs=1 kΩ
V dc AutoTect Threshold:
> +1.2 V dc or < -0.6 V dc nominal
AC Voltage
50 Hz – 60 Hz
6.000 V, 60.00 V, 450.0 V
CMRR: > 60 dB @ dc to 60 Hz, Rs=1 kΩ
Input Impedance: AutoTect
Hi-Z V ac: 5 MΩ, 90 pF nominal

ACV AutoTect Threshold: > 1.5 V ac (50 Hz/60 Hz) nominal
Range
6.000 V
60.00 V
450.0 V
Range

Lo-Z V ac: 160 kΩ, 160 pF nominal
±(0.5%+3 dgt)
±(1.0%+5 dgt)
±(1.2%+5 dgt)
±(1.5%+5 dgt)
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Accuracy
Accuracy