Ir Voltage Calibration - QuadTech Sentry Plus Series Instruction Manual

4.3.5 IR Voltage Calibration (IRV)
Keep the setting on the Valhalla voltmeter at DC and 2kV range. IR calibration is applicable to
the Sentry 30 Plus instrument.
Press [F1] = UP to go to
Press [STOP] to return instrument to steady state.
Press [START] to get offset value.
Press [F1] = INC or [F2] = DEC until the Sentry Plus display reads the same as the voltmeter.
Press [ENTER] to accept reading.
Sentry Plus reverts to "IRV Offset" display (incorporating new cal value).
Press [F1] = UP to go to
Press [STOP] to return instrument to steady state.
Press [START] to get full value.
Press [F1] = INC or [F2] = DEC until the Sentry Plus display reads the same as the voltmeter.
Press [ENTER] to accept reading.
Sentry Plus reverts to "IRV Full" display (incorporating new cal value).
Service & Calibration
Cal Step 5: 'IRV 1kV Offset
Cal Step 6: 'IRV 1kV Full
(50V)'.
(1kV)'. Change voltmeter range to 20kV.
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