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It is possible to delete the calibration and
restore factory calibration.
• Press
RANGE/GLP/
to enter
GLP mode.
• Press
READ/ /TIMER
to enter in the
factory calibration restore screen. The
instrument asks for confirmation of user
calibration delete.
• Press
ZERO/CFM
to restore the factory
calibration or press
RANGE/GLP/
again to abort factory calibration restore.
• The instrument briefly notifies
“donE”
upon restoration of factory calibration prior
to returning to
measurement mode.
In the GLP mode, the last user calibration date can be verified and the factory calibration can be
restored.
To display the calibration date:
• Press
RANGE/GLP/
to enter
GLP mode.
The calibration month and day will appear
on the main display and the year on the
secondary display.
• If no calibration was performed, the
factory calibration message,
“F.CAL”
will
appear on the main display and the
instrument returns to
measurement mode
after three seconds.
LAST CALIBRATION DATE
G L P
• The instrument will return automatically
to
measurement mode by displaying
dashes on the LCD.
FACTORY CALIBRATION RESTORE