ProcessMeter 
  Specifications
   
 39 
Specifications 
All specifications apply from +18 °C to +28 °C unless 
stated otherwise. 
All specifications assume a 5-minute warm-up period. 
The standard specification interval is 1 year. 
Note 
“Counts” refers to the number of increments or 
decrements of the least significant digit. 
DC Volts Measurement 
Range (V dc)  Resolution  Accuracy, ±(% of Reading + Counts) 
4.000  0.001 V  0.1 % + 1 
40.00  0.01 V  0.1 % + 1 
400.0  0.1 V  0.1 % + 1 
1000  1 V  0.1 % + 1 
Input impedance: 10 M
Ω
 (nominal), < 100 pF 
Normal mode rejection ratio: > 60 dB at 50 Hz or 60 Hz 
Common mode rejection ratio: > 120 dB at dc, 50 Hz, or 60 Hz 
Overvoltage protection: 1000 V