BNC 1105 Universal Counter - Manual (Page 81)

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6
Manual Calibration Procedures
The manual calibration is via the following procedures: UTILITY > CAL >
Enter Security Code > Cal Diag > (Gain, Offs, T-F) > RunCal. After
pressing the softkey under RunCal, the counter’s display will show
“Calibrating…”. The finished message will disappear from the display as
calibration is done. On the contrary, the NG message will show on the
display as calibration is failed. The Calibration can be saved by pressing
the softkey under Save.
※ Note: The Offset calibration is more prior than the Gain calibration.
6.1 How to do the Offset Calibration via CH1
The Offset Calibration via CH1 is for checking DC +0V. Please do the
following procedures to finish the calibration.
1. Press UTILITY > CAL > Enter Security Code > Cal Diag > Offs
Inp1.
2. Remove all sources on the counter.
3. Press the softkey under RunCal to do the calibration. Then, the
counter’s display will show “Calibrating…”. The finished message
will disappear from the display as calibration is done. On the
contrary, the NG message will show on the display as calibration is
failed.
6.2 How to do the Offset Calibration via CH2
The Offset Calibration via CH2 is for checking DC +0V. Please do the
following procedures to finish the calibration.
1. Press UTILITY > CAL > Enter Security Code > Cal Diag > Offs