User Guide

Form Number TM61340-2 Rev 4 May 2010
Page 4
Measurement Characteristics
Accuracy is ±(% reading + number of digits) at 23°C ± 5°C, less than 75% R.H.
(1) DC Volts (for 61-340 / 61-342)
Range
Resolution
Accuracy
Over voltage
protection
400.0mV
0.1mV
±(0.5% reading + 5 digits)
900VDC or 750VAC
4.000V
1mV
40.00V
10mV
400.0V
100mV
600V
1V
±(1.0% reading + 3 digits)
Input Impedance: 10MΩ
(2) AC Volts (61-340/61-342)
Range
Resolution
Accuracy
Over voltage
protection
400.0mV
0.1mV
±(1.5% + 5)
900VDC or 750VAC
4.000V
1mV
40.00V
10mV
400.0V
100mV
600V
1V
Input Impedance: 10MΩ
AC Conversion Type: 61-340: Average sensing rms indication calibrated to the sine wave input.
61-342: AC conversion is True RMS responding, calibrated to a sinusoidal
waveform
Crest Factor: C.F. = Peak/RMS
For non-sinusoidal waveform, C.F. > 2 add ±1% to accuracy,
Frequency response: 40～400Hz
(3a) DC micro-amp and milli-amps (for 61-340 / 61-342)
Range
Resolution
Accuracy
Input Protection
400.0µA
0.1μA
±(0.5% reading + 5 digits)
500mA, 600V Fast
Blow Fuse
4000µA
1μA
40.00mA
10μA
400.0mA
0.1mA
Overload Protection: mA Input: 500mA, 600V Fast Blow fuse. (61-340 / 61-342)