Keithley SourceMeter 2425, Руководство по обслуживанию, Страница: 52 / 141

Model 2425 Service Manual Calibration 2-17
Step 4: Enter calibration dates and save calibration.
NOTE For temporary calibration without saving new calibration constants, proceed to
Step 5: Lock out calibration.
1. From normal display, press MENU.
2. Select CAL, and then press ENTER. The Model 2425 will display the following:
CALIBRATION
UNLOCK EXECUTE VIEW-DATES
©
ß
SAVE LOCK CHANGE-PASSWORD
3. Select SAVE, then press ENTER. The unit will display the following message:
SAVE CAL
Press ENTER to continue; EXIT to abort calibration sequence
4. Press ENTER. The unit will prompt you for the calibration date:
CAL DATE: 12/15/2000
Use
ß , © , ¹ , ƒ
, ENTER or EXIT.
5. Change the displayed date to today's date, then press the ENTER key. Press
ENTER again to confirm the date.
6. The unit will then prompt for the calibration due date:
NEXT CAL: 12/15/2001
Use
ß , © , ¹ , ƒ
, ENTER or EXIT.
7. Set the calibration due date to the desired value, then press ENTER. Press ENTER
again to confirm the date.
8. Once the calibration dates are entered, calibration is complete, and the following
message will be displayed:
CALIBRATION COMPLETE
Press ENTER to confirm; EXIT to abort
9. Press ENTER to save the calibration data (or press EXIT to abort without saving
calibration data.) The following message will be displayed:
CALIBRATION SUCCESS
Press ENTER or EXIT to continue.
10. Press ENTER or EXIT to complete process.
Step 5: Lock out calibration.
1. From normal display, press MENU.
2. Select CAL, then press ENTER. The Model 2425 will display the following:
CALIBRATION
UNLOCK EXECUTE VIEW-DATES
©
ß
SAVE LOCK CHANGE-PASSWORD
3. Select LOCK, then press ENTER to lock out calibration.