UNI-T UT51-55 - UNI-T UT50 Series Specifications; DC Voltage Measurement Specifications; AC Voltage Measurement Specifications

B. Specifications
Accuracy is specified for one year after calibration,
at operating temperatures 23
o
C +/- 5
o
C, with relative
humidity at < 75%.Accuracy specifications take
the form of:+/- (a% readings +digits )
B-1Direct Current Voltage (DC Voltage)
Input impedance: All ranges are 10MΩ .
Overload protection: 200mV is 250VDC or AC
RMS. All other ranges is 750Vrms or 1000Vp-p.
B-2 Alternating Current Voltage (AC Voltage)
Input impedance: All ranges are 10MΩ.
Frequency: 40Hz-400Hz .
Overload protection: 200mV is 250VDC or AC
RMS. All other ranges is 750Vrms or 1000Vp-p.
Display: Average Value (RMS of Sine Wave).
200mV
2V
20V
200V
1000V
100µV
1mV
10mV
100mV
1V
Range Resolution
(0.5% +1)
UT51 UT 52 UT53 UT54 UT55
Accuracy
(0.8% +2)
200mV
2V
20V
200V
750V
100µV
1mV
10mV
100mV
1V
Range Resolution
UT51 UT 52 UT53 UT54 UT55
Accuracy
(1.2% +3)
(0.8% +3)
(1.2% +3)
Model UT51-55: OPERATING MANUAL
5