Hanna Instruments HI 96704 - Manual (Page 20)

20
To display the calibration date:
• Press GLP/ to enter
GLP mode . The
calibration month and day will appear on
the main display and the year on the
secondary display.
It is possible to delete the calibration and
restore factory calibration.
• Press GLP/ to enter
GLP mode .
In the GLP mode, the last user calibration date can be consulted and the factory calibration can
be restored.
LAST CALIBRATION DATE
• 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.
FACTORY CALIBRATION RESTORE
G L P
• The instrument will return automatically
to measurement mode by displaying
dashes on the LCD.