2 TECHNICAL CHARACTERISTIC
2.1 Accuracy:±(a%×
rdg
+
d) at (23±5)
℃,
R.H.<75%
,
one year guaranteed
from the production date.
2.2 TECHNICAL DATA
2.2.1 DCV
RANGE ACCURACY
RESOLUTION
200mV 100uV
2V 1mV
20V 10mV
200V
±(0.5%+3)
100mV
1000V ±(1.0%+5)
1V
Input resistance: All ranges: 10 M
Ω
Overload protection: 250V DV or AC peak value at 200mV
range.1000V DC or AC peak value at other ranges.
2.2.2 ACV
Range Accuracy Resolution
200mV ±(1.2%+3) 100uV
2V 1mV
20V 10mV
200V
±(0.8%+5)
100mV
750V ±(1.2%+5) 1V
Input impedance
:
All ranges 10M
Ω
Overload protection
:
250V DC or AC peak value at 200mV ,
750V DC or AC peak value at other ranges.
Frequency response: (40-400) Hz for range 200V;
(40-100) Hz for range 750V;
Display: Sine wave RMS (AVG value response).
2.2.3 DCA
RANGE ACCURACY
RESOLUTION
2mA 1uA
20mA
±(0.8%+3)
10uA
200mA ±(1.2%+4)
100uA
20A ±(2.0%+5) 10mA
Max. Input volt drop: 200mV;
Max. input current: 20A
(
the test time should be within 10
seconds
)
Overload protection: 0.2A/250V fast-blow fuse, 20A/250V
quick-action fuse for range 20A.
2