13 14
3.2.7 Frequency
Accuracy
Resolution
Measuring range
0.01Hz
60.00Hz
- Measuring scope: 10Hz~1kHz
- The input signal range:> 20A AC (RMS) (input
current will increase when the frequency to be
measured increases)
3.2.7.1 Clamp head measuring frequency (through
grade A):
±(1.5% reading + 5 digits)
600.0Hz 0.1Hz
3.2.7.2 Through grade V:
Accuracy
Resolution
Measuring range
0.01Hz60.00Hz
±(1.5% reading + 5 digits)
0.1Hz
1Hz
- Measuring scope: 10Hz~10kHz
- The input voltage range: > 20mV AC (RMS) (input
voltage will increase when the frequency to be
measured increases)
3.2.7.3 Through Hz grade:
- The input signal: VPP 3V square wave; Overload
protection: 250V DC or AC (RMS)
3.2.8 Duty Ratio
Accuracy
Resolution
Measuring range
10-90% ±3.0% 0.1%
6.000kHz
1Hz
10Hz60.00kHz
600.0Hz
6.000kHz
Accuracy
Resolution
Measuring range
0.01Hz60.00Hz
±(0.3% reading + 5 digits)
0.1Hz
1Hz
0.01kHz
60.00kHz
600.0Hz
6.000kHz
0.1kHZ
1kHZ
0.01MHZ60.00MHZ
600.0kHZ
6.000MHZ
Accuracy
Resolution
Measuring range
±(0.8% reading + 3 digits)
3.2.9 Resistance
±(1.2% reading + 3 digits)
60MΩ
600Ω
6kΩ
60kΩ
600kΩ
6MΩ
0.001kΩ
0.1Ω
0.01kΩ
0.1kΩ
0.001MΩ
0.1MΩ
- Overload protection: 250V DC or AC (RMS)