Specifications of True RMS Clamp-On Meter MS2138R

The best part for this meter is small in size with flash light on top. The meter does the high current reading out to 1,000A on both AC and DC

DC Voltage
Range Resolution Accuracy
0-4V 1mV ¡À0.7 % of reading ¡À 1 digit
40V 0.01V
400V 0.1V  ¡À1 % of reading  ¡À2 digits
0 - 600V 1V

Input impedance : 10M Ohms

Overload protection:600V DC or 600 AC RMS

AC Voltage
Range Resolution Accuracy
0-4V 1mV ¡À 1.0 % of reading +- 5 digits
40V 10mV
400V 0.1V
600V 1V ¡À1.2 % of reading +- 5 digits
Input impedance: 10 M Ohms

Frequency Range : 40 Hz to 400 Hz

Overload protection:600V DC or 600 AC RMS

DC current
Range Resolution Accuracy
0- 400A 0.1A ¡À2.5% + 5 digits
400A - 600A 1A ¡À2.5% of reading +- 5 digits
1000A 1A ¡À3.0% of reading +- 5 digits

AC current
Range Resolution Accuracy
0- 400A 0.1A ¡À2.5% + 5 digits
400A - 600A 1A ¡À2.5% of reading +- 5 digits
1000A 1A ¡À3.0% of reading +- 5 digits
Overload protection: 240A for 60 seconds Max.

Frequency range: 50 Hz to 500 Hz

Resistance
Range Resolution Accuracy
400 ohms 0.1 ohm +-1.0 % of reading +- 5digits
4K 1 ohm
40K 10 ohm
400K 0.1 k ohm
4M 1 k ohm
40M 10K  Ohm +-1.20% of reading +- 5digits
Overload protection: 250V DC or RMS ac for all ranges.

Frequency
40Hz 1 Hz +-0.1 % of reading +-  1 digits
400 Hz 1 Hz
4KHz 10 Hz
40KHz 100 Hz
100 KHz 100 KHz
1V to 10V rms. 40 Hz to 100K Hz

Frequency measurement for Clamp

Range Resolution Accuracy
40 Hz 0.01 Hz +-0.1 % of reading +- 1digits
400 Hz 0.1 Hz

Audible continuity
Buzz If continuity exits ( less than 40 Ohm), built in buzz with sound
Diode Show approx forward voltage of the diode
Power off 30 minutes after , it shuts itself off when no operation.