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5 1/2 Digital Multimeter User Manual
In the interface shown mn [Figure 6- L, press the up / down arrow key to move the dot cursor to
"Interface", press the lefl / right arrow key to switch the display style of the interface.
7 Technical indicators
®
Accuracy: Ha%reading + digits), guaranteed period of one year.
Ambient temperature: 18-28'C
Ambient humidity: 75%RH.
Temperature coefficient: 0.1* (Accuracy) "C.
Preheating, time: 30 minutes
‚1 DC Voltage
JJ eee
Accuracy
Resolution
0.00lmV
+(0.01%+3)
0.00001V
0.001V
H(0.015%13)
Table 7-1 _ DC Volage range indicators
Note:
1) Full range overload protection: 1000V. Except DCV 1000V range, all other ranges are 120%
overragne.
2) 200mV range and 2V range input impedance > IGO, other ranges input impedance: LOMO.
7.2 AC Voltage(True RMS)
Accuracy
Resolution
5-30kHz
30-50kHz
50-—100kHz
H0.5%+100)
H1%#200)
H2%4200)
0.00 lmV
+H0.5%+100)
+(1%+200)
H2%+200)
0.00001 V
H5%%+200)
0.0001V
200V
0 3%50)
201 Iz-IkLIz
-H0.5%+100)
0; 8%+100)
1-2kHz
H0.8%+100)
750V
Table 7-2
AC Voltage range indicators
Note:
1) Except AC750V range, all other ranges are 120% overrange.
2) Full range overload protection: 750V RMS.
3) Input impedance: IMO,
7.3 DC Current
Resolution
0 0OTHA
Accuracy
H0.04%+10)
H{0.2%20)
Table 7-3
DC Current range indicators
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