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The HI 88703 has built in complete GLP information. The calibration date and the calibration points

are displayed in a comprehensive mode for each range.

To display the GLP information, simply press CAL key. A screen with instrument serial number and

with information about the calibration is displayed. For further information, press the “GLP”

functional key.

The GLP contains:

• Instrument serial number

• The last user calibration date, in

selected format and time in hh.mm format. If no

calibration was performed, the “Factory Calibration”

message is displayed.

• Parameter as Ratio Turbidity or Non

Ratio Turbidity.

• The value of each calibration point (up

to 5 points for ratio turbidimeter and 2 points for

non ratio turbidimeter). If the first calibration point

was skipped, the 0.00 value is displayed.

GOOD LABORATORY PRACTICE (GLP)GOOD LABORATORY PRACTICE (GLP)

GOOD LABORATORY PRACTICE (GLP)

To restore the factory calibration for the currently

selected range, press CAL key when in the main

screen. The first screen for the GLP is displayed.

Press “Delete” functional key to initiate the

calibration delete procedure and then press “CFM”

functional key to delete the user calibration and

restore the Factory calibration.

Note: Only the user calibration for the current

selected range is deleted.

RESTORE FACTORY CALIBRATIONRESTORE FACTORY CALIBRATION

RESTORE FACTORY CALIBRATION

Hanna Instruments HI 88703 User Manual

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