UNI-T UT58A - Accuracy Specifications(1); A. DC Voltage

General Specifications
Maximum Voltage or Current between input Terminals and
Grounding: According to different functional input protection
value.
l
Fused Protection for
l AmA Input Terminal : CE Version: 0.5A, 250V fast
type, 5x20mm.
l Maximum Display : 1999,updates 2~3 times/
second.
l Range : Manual ranging.
l Polarity display : Automatically
l Overloading : Display “1”.
l Battery Deficiency : Display “ ”.
l Temperature: Operating: 0
o
C~40
o
C (32
o
F~104
o
F);
Storage : -10
o
C~50
o
C(14
o
F~122
o
F)
A. DC Voltage
200mV
2V
20V
200V
1000V
0.1mV
1mV
10mV
100mV
1V
Range Resolution
(0.5%+1)
Overload
Protection
Accuracy
250VAC
(0.8%+2)
1000V AC
Remarks:Input Impedance: approx.10MΩ.
B. AC Voltage
2V
20V
200V
750V
1mV
10mV
100mV
1V
Range Resolution
(0.8%+3)
Overload
Protection
Accuracy
(1.2%+3)
1000V AC
Remarks:
l Input Impedance: approx.10MΩ.
l Frequency response:
40Hz~1kHz< 500V;
40Hz~400Hz > 500V
The
500Hz reading is for reference
l Displays effective value of sine wave (mean value
response).
Accuracy Specifications(1)
Accuracy:
(a% reading + b digits),guarantee for 1 year.
Operating temperature:18
o
C~28
o
C.
Relative humidity: 75%RH.
Model UT58A/B/C: OPERATING MANUAL
27