CAL pH
Change with <OK>
A1022
2) Determine pH value
pH value
continue with <CAL>
1) Take sample
Fig. 44: Instructions for determining the pH value using the [Sample] method
3. Press
4. Use the arrow keys to enter the pH value you have determined in the controller
5. Press
6. Accept the pH value by pressing
ð
All the values of the calibration result are shown in the display.
Incorrect calibration
An error message appears if the result of the calibration lies outside the specified tolerance
limits. In this case, the current calibration is not applied.
Check the prerequisites for calibration and clear the error. Then repeat calibration.
7. Transfer the result of the calibration into the controller memory by pressing
ð
The controller displays the continuous display again and operates with the results of the
calibration.
Calibration
91
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