protech QM1571 - Measurement Specifications Overview; DC Voltage Specifications; AC Voltage Specifications

AC VOLTAGE
RANGE RESOLUTION ACCURACY
400mV 0.1mV
±(1.0% reading + 3 digits)
4V 1mV
40V 10mV
400V 100mV
1000V 1V ±(1.2% reading + 5 digits)
Input impedance: 10MΩ; Max. input voltage: 1000VAC RMS;
Frequency range: 50~400Hz; all AC voltage ranges are specied from 5%
of range to 100% of range.
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RANGE RESOLUTION ACCURACY
400mV 0.01mV
±(0.8% reading + 2 digits)
4V 0.1mV
40V 10mV
400V 100mV
1000V 1V ±(1.0% reading + 2 digits)
DC VOLTAGE
Input impedance: 10MΩ; Max. input voltage: 1000V DC
MEASUREMENT SPECIFICATIONS
The following guide is based on an environmental temperature of 18-
28°C and humidity <70%.