Ph Probe Calibration - Dexton C-11-213031 Mode D'emploi

2

PH PROBE CALIBRATION

At the initial installation :
The pH probe is calibrated in factory, therefore no calibration is needed at the initial startup of
the unit.
At each start of the season and any change of the pH probe : a calibration o fthe probe is
necessary to ensure an optimum control :
1/ Press 3s on the button CAL
2 / Put the pH probe in a pH 7 solution (not included). The pH solutions are disposable. Discarded
after use.
3/ Press 3s on the button CAL
probe.
4/ When the probe is calibrated, the 7.0 LED freezes
then the device returns to the display of the current pH reading.
If the LOW LED lights, your pH probe is used.
Contact your professional to get a new probe and make a new
calibration.
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PH SETPOINT ADJUSTMENT
4 setpoints are available: 7.0 - 7.2 - 7.4 - 7.6
The device is programmed in factory with a 7.2 setpoint.
To change this value :
1/ Press 3s on the button SET
LED flashes
2/ Adjust the desired setpoint using the buttons
3/ To register, press 3s on the button SET
then the device returns to the display of the current pH reading.
Maintenance advises :
Never use hydrochloric acid. Only use a pH corrector product (acid or base) which is recommended by
your professional. The use of any other chemical product can lead to irreversible damage to the device.
, the 7.0 LED flashes
3s
, the LEDs flash while the device calibrates the
, the recorded setpoint
3s
3s
16
, the setpoint LED frozes