afriso DIT 10 Notice Technique page 45

5.5 Zero calibration
 Verify that the pressure sensor is not in the tank.
1. Close the control unit.
- The control unit is on.
- The display toggles between "Zero" and the current offset of the pres-
sure sensor (indication in hPa = mbar).
- The arrows on the display indicate that the control unit in calibration
mode.
2. Press the two programming keys simultaneously.
- The value is set to 0.00.
- In this state, zero calibration can be performed any number of times.
3. Press the function key to terminate zero calibration.
- An arrow pointing to the unit "Litres" is displayed at the bottom of the dis-
play.
Mounting EN
15
DIT 10