Endress+Hauser Memosens COS51E, Operating Instructions Manual, Page: 32 / 48

Maintenance Memosens COS51E
32 Hauser
2.
A0046400
3.
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2. Moisten the polishing foil (green and pink) with a drop of electrolyte.
3. Clean the cathode surface with the green polishing foil.
 Hold the sensor as vertically as possible.
Move the cathode in small circles over the polishing foil.
4.
A0046399
5.
A0046401
4. Clean the cathode surface with the pink polishing foil.
 Hold the sensor as vertically as possible.
Move the cathode in small circles over the polishing foil.
5. Rinse the open sensor head with drinking water or distilled water.