Keithley 155
Null Detector Microvoltmeter
Description
This Null Detector Microvoltmeter covers the measurement range 1µV to 1000V.
Battery powered. ±2% of full scale.
Common Mode Rejection is equivalent to 140dB.
Input resistance 100Mohms, 3 to 1KV range.
Key Points
Mirror backed meter eliminates parallax
Manufacturer support and calibration available
Battery operation for high isolation
The zero center analog readout makes it easy to see trend lines, approaches to zero and small changes in readings, regardless of polarity
Isolated analog output allows for hard copy or archival download to data acquisition systems, chart recorders and plotters
Specifications
Input range: ±1mV to ±1000V DC
Accuracy: ±2% end scale + 0.1µV
Measurement range: 1V to 1000V
Battery powered: 2%
