HBM BN100A, Operating Manual, Page: 17 / 40

Calibration
14
A0643-6.1 HBM: public
BN100A
S
Switch the bridge unbalance at the BN100A to 0mV/V.
Switch on the amplifier and the calibrator. Zero bal­
ance the amplifier with its subsequent instruments.
S
Preselect the required polarity of the calibration signal
with the polarity selector switch on the front panel.
Polarity selector switch
S
Set the bridge detuning and calibrate the amplifier ac­
cording to its operating manual.
On principle the amplifier should be calibrated in the
range intended for the actual measurement. If ranges are
switched during the measurements the step error should
be considered (see specifications).