Memosens CPS31D

Memosens glass pH electrode for application in drinking water and swimming pools

General Information
Mechanical Data
Certification / Approvals
Additional Information


  • Measuring principle: Glass electrode
  • Measurement range: pH 1 - 12
  • Three ceramic diaphragms for reliable measurement at minimum conductivity
  • Low drift by very low level of ion depletion in electrolyte
  • Gel filling, no electrolyte refill required

Fields of application

  • Drinking water
  • Swimming pool water
  • pH compensation when measuring free chlorine


The Memosens CPS31D from Endress+Hauser is a digital pH sensor for disinfection processes. Its three diaphragms make it suitable for minimum conductivity while its low drift guarantees stable measurement. The sensor makes sure that swimming pool water is agreeable and drinking water tasteful. Thanks to Memosens technology, CPS31D combines maximum process and data integrity with simple operation. It resists corrosion and moisture, enables lab calibration and facilitates predictive maintenance.

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Somya Gupta

The conversation was highly helpful to me. I want to know about the suitable sensors that can be used for level measurements for conical tank systems. Mr. Pedro has quickly responded and explained in very ease way. It was nice interacting with him.

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Memosens CPS31D
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Valentine Godin

Great product and customer care! Reliable, fast and honest... I have recently purchased 2 pieces of equipments; their service has been spot on from start to finish, understanding my needs, providing useful advice and rapid assistance when it was required! Highly satisfied, I highly recommend their teams and would definitely work with them again in the future!

Product Details