Hanna-instruments HI 4321 Manuel d'utilisateur télécharger pdf (Page 50)

TEMPERATURE CALIBRATIONTEMPERATURE CALIBRATION

TEMPERATURE CALIBRATION

The temperature user calibration menu can be accessed at the meter startup by pressing simultaniously three

keys as in the below drawing:

Note: The temperature user calibration is performed in three points: around 0°C, 50°C, 100°C.

To start temperature user calibration:

• Insert the probe in the beaker with water at 0°C.

• Press to start the temperature calibration. Adjust the

temperature preset value using

or when

necessary.

• Wait to stabilize and then press to confirm the

calibration point.

• Repeat the above steps for 50°C and 100°C.

• Save the calibration.

• Press to return to measure mode.

Note: Press

if you want to clear the temperature user calibration.

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Hanna-instruments HI 4321 Manuel d'utilisateur Page 50