Hanna Instruments HI 84442 - Manual (Page 33)

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pH METER GLP INFORMATION
The pH meter GLP information references the last pH calibration data.
To view this information press MENU key while in pH meter mode then GLP.
A set of information regarding electrode calibration is displayed.
The following items are included in electrode GLP: the time and date of the last calibration,
offset, slope, electrode condition, calibration timeout and the calibration buffers. The buffers
displayed in video inverse mode are from the previous calibration.
If a calibration hasn’t been performed the message “Not Calibrated” will be displayed.
Deleting a record will renumber the list of records.
If Delete All was pressed the instrument will ask for confirmation.
Press Confirm to delete all records or ESC to return to the previous screen without deleting.
If the pH log is empty the message “No Records!” will be displayed.