Amprobe AM-140-A User Manual
Page 22
16
Electrical Specifications
Accuracy is (% reading digits + number of digits) or otherwise specified, at
23°c 5°c & less than 75% relative humidity.
True rms voltage & current accuracies are specified from 5 % to 100 % of
range or otherwise specified. maximum crest factor < 5:1 at full scale & < 10:1
at half scale, and with frequency components within the specified frequency
bandwidth for non-sinusoidal waveforms.
DC Voltage
Range
AM-160-A
AM-140-A
Accuracy
500.00 MV, 5.0000V,
50.000V
0.02% + 2D
0.03% + 2D
500.00V
0.04%+2D
0.05% + 2D
1000.0V
0.05%+ 2D
0.1%+2D
NMRR: >60DB @ 50/60HZ
CMRR: >120DB @ DC, 50/60HZ, RS=1K
Input Impedance: 10M, 30pF nominal (80pF nominal for 500mV range)
Ohms
Range
AM-160-A
AM-140-A
Accuracy
500.00
0.07%+10D
0.1%+6D
5.0000K
0.07%+2D
50.000K
500.00K
5.0000M
0.2%+6D
0.4%+6D
50.000M
2.0%+6D
2.0%+6D
Open Circuit Voltage: < 1.3VDC ( < 3VDC FOR 500 RANGE)