400mA 0.1mA
±
（
1%rdg+8dgt
）
60~10KHz)
No available
4A 1mA
40A 10mA
400A 100mA
600A 1A ±
（
1.5%rdg+3dgt
）
[2] AC Voltage
Range Resolution Accuracy
400mV 0.1mV
（
50 ~ 60Hz
）
±
（
0.8%rdg+5dgt
）
(30~50Hz,
60~10KHz)
±(2%rdg+10dgt)
4V 1mV
40V 10mV
400V 0.1V
600V 1V
- 9 -
[3] DC Voltage
Range Resolution Accuracy Input impedance
4200mV 0.1mV
4V 1mV
40V 10mV ±
（
0.7%rdg+3dgt
）
10MΩ
400V 0.1V
600V 1V ±
（
0.8%rdg+5dgt
）
[4] Frequency & Duty cycle measurement
The meter is may be measuring the frequency and duty cycle in the AC current
range or AC voltage range by press the ‘Hz/%’ push key.
Frequency range is 1Hz to 2KHz in the current range, and then 1Hz to 100KHz
in the voltage range.
（
4-1
）
Current measurement range
Range Resolution Accuracy Over load protection
10Hz 0.001Hz ±
（
2%rdg+5dgt
）
250V DC or AC rms
(by PTC protection
circuit)
100Hz 0.01Hz
±
（
1.5%rdg+5dgt
）
1000Hz 0.1Hz
2KHz 1Hz
>2KHz No available
1 to 99% 0.1% ±3%
*** Sensitivity is >AC 10mA(rms)
- 10 -
(4-2) Voltage measurement range
Range Resolution Accuracy Over load protection
10Hz 0.001Hz ±
（
2%rdg+5dgt
）
250V DC or AC rms
(by PTC protection
100Hz 0.01Hz
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