28
Accuracy Specifications(2)
C. DC Current
Range Resolution
(0.8%+1)
Overload
Protection
UT50A UT50B UT50C
Accuracy
(2%+5)
20
µ
A
2mA
20mA
200mA
20A
0.01
µ
A
1
µ
A
10
µ
A
100
µ
A
10mA
(0.8%+1)
(0.8%+1)
0.5A. 250V
fast type
fuse, 5x20
mm
Un-Fused
(1.5%+1)
Remarks:
l
At 20A Range:
For continuous measurement 10
seconds and interval not less than 15 minutes.
l
Measurement voltage drop:
Full range at 200mV.
D. AC Current
Range Resolution
(1%+3)
Overload
Protection
UT50A UT50B UT50C
Accuracy
(3%+5)
(1.8%+3)
200
µ
A
2mA
20mA
200mA
20A
0.1
µ
A
1
µ
A
10
µ
A
100
µ
A
10mA
(1%+3)
0.5A. 250V
fast type
fuse, 5x20
mm
Un-Fused
Remarks:
l
At 20A Range:
For continuous measurement 10
seconds and interval not less than 15 minutes.
l
Measurement voltage drop:
Full range at 200mV.
l
Frequency reaponse:
40Hz~400Hz
l
Display effective value of sine wave (mean value
response).
Model UT50A/B/C: OPERATING MANUAL