Mastech MS2115A - DC Current Measurement Specs; Surge Current Measurement Specs; DC Voltage Measurement Specs

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3.2.7 Frequency
Accuracy
Resolution
Measuring range
0.01Hz
99.99Hz
- Measuring scope: 10Hz~1kHz
- The input signal range: >20A AC (RMS) (input
current will increase when the frequency to be
measured increases)
- Maximum input current: 1000A (RMS)
3.2.7.1 Clamp head measuring frequency
(through mode A):
±(1.5% reading + 5 digits)
999.9Hz 0.1Hz
3.2.7.2 Through mode V:
Accuracy
Resolution
Measuring range
0.01Hz
99.99Hz
±(1.5% reading + 5 digits)
999.9Hz 0.1Hz
0.001kHz9.999kHz
- Measuring scope: 10Hz ~ 10kHz
- The input voltage range: >20mV AC (RMS) (input
voltage will increase when the frequency to be
measured increases)
- Input impedance: 10MΩ
- Maximum input voltage: 750V AC (RMS)
3.2.7.3 Through mode HZ/DUTY:
Accuracy
Resolution
Measuring range
0.001Hz9.999Hz
99.99Hz 0.01Hz
0.001kHz9.999kHz
±(0.3% reading + 5 digits)
0.1Hz999.9Hz
99.99kHz
999.9kHz
9.999MHz
0.01kHz
0.1kHz
0.001MHz
- Overload protection: 250V DC or AC (RMS)
- The input voltage range: > 2V (input voltage will
increase when the frequency to be measured increases)
3.2.8 Duty Ratio
Accuracy
Resolution
Measuring range
0.1-99.9% ±3.0% 0.1%
3.2.8.1 Through mode A (from clamp head):
- Frequency response: 10~1kHz
- Input current range: > 20A AC (RMS)
- Maximum input current: AC 1000A
3.2.8.2 Through mode V:
- Frequency response: 10~10kHz
- Input voltage range: > 60mV AC
- Input impedance: 10MΩ
- Maximum input voltage: 750V AC (RMS)
3.2.8.2 Through mode HZ/DUTY:
- Frequency response: 10 ~ 10MHz
- The input voltage range: > 2V AC (RMS) (input
voltage will increase when the frequency to be
measured increases)
- Maximum input voltage: 250V AC (RMS)