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TOCII CA72TOC
Endress+Hauser
7.8.4
Adjusting the pH sensor
This section describes how to remove and install the pH sensor, and how to perform two-point
adjustment on the pH sensor.
Fig. 50:
Position of the sensor
To adjust the pH sensor, you require:
• Deionized water
• Buffer solution pH = 4.00
• Buffer solution pH = 7.00
• Paper towels to absorb liquid
• Vessel to collect liquids
1
2
3
4
Fig. 51:
Strip chamber and separation chamber
1
pH sensor
2
Cover
3
Thread adapter nut
4
Strip chamber
Maintenance
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