Hanna-instruments HI 9829 Manuel d'utilisateur télécharger pdf (Page 52)

7.9 ATMOSPHERIC PRESSURE CALIBRATION

Place HI 9829

in a wind-free area and choose “Custom pressure” to perform a

user calibration or “Restore factory calib”.

NoteNote

Note “Custom pressure” procedure requires a reference barometer.

Select the “Atm. pressure” from the “Calibration” menu.

• Select the “Custom pressure” option.

• Using the keypad, insert the numeric value that agrees with the reference meter

and then press <Accept> to confirm.

• The stability counter will count down and the message “Ready” and “Confirm”

will be displayed. Press <Confirm> to store the calibration point.

• After confirmation, the following messages are displayed: “Storing” and “Cali-

bration completed”.

• Press <Measure> to return to the measurement screen.

• Press <OK> to return to the “Calibration” menu.

• To restore the factory calibration, select “Restore factory calib.” in the “Pressure

calibration” menu and press <Select>.

• After confirmation, the following messages are displayed “Storing” and “Cali-

bration completed”.

• Press <OK> to return to the “Calibration” menu.

• Press <Measure> to return to the measurement screen.

• To restore the factory calibration, select the corresponding option in the

“Temperature calib.” menu and then press <Select>.

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Hanna-instruments HI 9829 Manuel d'utilisateur Page 52