14
Input polarity indication: “
” will automatically appear.
Power: 4 x 1.5V AA battery
Dimensions: 192 mm(L)×89mm(W)×55mm(H).
Weight: approximately 330g (not included batteries or test leads)
4.2 Precision indicator
Accuracy:
(
r digit)
The accuracy warranty will run for 1 year upon the ex-factory date.
Reference conditions: ambient temperature is between 18
℃
and 28
℃
and
relative humidity is no more than 80
.
4.2.1 DC voltage
Measuring range
Resolution
Accuracy
600mV
0.1mV
±(0.5% R 3 digits)
6V
1mV
60V
10mV
600V
100mV
1000V
1V
±(0.5% R3 digits)
Input impedance:10M
Maximal input voltage: 1000Vdc or 750Vac valid value
4.2.2 AC voltage
Measuring range
Resolution
Accuracy
6V
1mV
±
（
0.8% re3 digits
）
60V
10mV
600V
100mV
±
（
1% re10 digits
）
750V
1V
Input impedance:10M
Maximal input voltage: 1000Vdc or 750Vac valid value
Frequency response: 40Hz-1kHz True RMS
4.2.3 Frequency
Measuring range
Resolution
Accuracy
9.999Hz
0.001Hz
± (1% R3 digits)
99.99Hz
0.01Hz
999.9Hz
0.1Hz
9.999KHz
0.001 KHz
