AC Clamp-on Meter Model CM 660 / CM 670 / CM 685
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CHAPTER 3
SPECIFICATIONS
3.2 Electrical Specications
AC Volts (TRMS)*
Range Resolution Accuracy Input Impedance
4V 1mV
1.0% ± 5cts
11MΩ <50pF
40V 10mV
10MΩ <50pF400V 100mV
600V 1V
*TRMS - Models CM 670 and CM 685 only
DC Volts
Range Resolution Accuracy Impedance
4V 1mV
0.75% ± 2cts
11MΩ
40V 10mV
10MΩ400V 100mV
600V 1V
AC Amperes (TRMS)*
Range Resolution Accuracy
40A 0.01A 1.5% ± 8cts
400A 0.1A
1.0% ± 5cts
1000A 1A
*TRMS - Models CM 670 and CM 685 only
DC Amperes - (CM 685 only)
Range Resolution Accuracy A Max
40A 0.01A 1.5% ± 8cts
1100400A 0.1A
1.0% ± 5cts
1000A 1A