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Digital non-glass pH sensor
Tophit CPS471D

Memosens ISFET electrode for food and life sciences industries

  • Tophit CPS471D - Digital non-glass pH electrode for sterile applications ©Endress+Hauser
  • Tophit CPS471D - Digital pH sensor with CYK10 Memosens cable ©Endress+Hauser
  • Tophit CPS471D - Digital ISFET sensor with Memosens technology for food and life sciences industries ©Endress+Hauser
  • The pH-value of a liquid can be calculated using the potentiometric measurement principle. This video shows what it is about and how this measuring principle works.

  • Memosens converts the measured value to a digital signal and transfers it to the transmitter without a contacting connection. This video shows how Memosens optimizes process control and maintenance.

Tophit CPS471D is the digital specialist for hygienic applications. Its contamination-resistant gel guarantees stable measurement for a solid process database. The sensor is sterilizable and autoclavable and features an unbreakable PEEK shaft assuring highest safety of your products. Thanks to Memosens digital technology, CPS471D combines maximum process and data integrity with simple operation. It resists corrosion and moisture, enables lab calibration and facilitates predictive maintenance.


  • Unbreakable for highest product safety

  • Certified biocompatibility

  • Suitable for sterilization and autoclaving

  • Low maintenance thanks to long calibration intervals

  • Maximum process safety through non-contact inductive signal transmission

  • Enables predictive maintenance due to storage of sensor and process-specific data

  • Reduced operating costs thanks to minimized process downtime and extended sensor lifetime

Field of application

Hygienic and sterile applications:

  • Food industry

  • Life sciences

  • Biotechnology

With 3-A, ATEX, FM, and CSA approval for hygienic applications or hazardous areas.

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