Calibration Proceedings Example; Manual Calibration, Automatic Temperature Compensation Mode; Buffer 1 - Hach POLYMETRON 8362 User Manual

Transmitter 9135 - pH measurement in pure water

Calibration proceedings example

pH CALIB.

BUFFER 1

Press
ENTER
pH CALIB.
6.98
pH
0
06 . 98 pH
Manual calibration, automatic temperature
compensation mode
Proceed as follows (refer also to Fig 6.1 on page 37):
•
Stop circulation of the sample.
Buffer 1
•
Maintain the screw nut in position and unscrew the
chamber (A).
•
Empty out the water contained in the chamber,
and rinse with demineralised water.
•
Refill with a fresh buffer (B) pH 7.00 (or 6.88 at
25°C), re-screw the nut (C).
•
Validate by Enter.
•
No calibrated pH measure is displayed.
•
Press OK when the measure is constant.
Note :
Press ESC to quit the calibration.
•
The temperature indication disappears and the pH
measure appears.
•
The measured temperature by means of the 8362
temperature probe system allows to adjust the
value of the buffer solution.
•
Utilize the
Enter. Press directly Enter to not change a digit.
•
After the last number, press Enter to validate the
calibration.
to change a digit and press
Page 37