The ENDRESS+HAUSER Memosens CPS71E digital pH sensor is designed for chemical processes, providing reliable and precise pH measurement even in heavily polluted and aggressive media. Its unique ion trap prevents poisoning of the reference, ensuring a long sensor lifetime. With its extended storage of calibration and process data, CPS71E offers the perfect basis for predictive maintenance. This pH sensor is suitable for processes in the chemical industry and monitoring applications with high proportions of electrode poisons or rapidly changing pH values. It is approved for use in hazardous areas, including zones 0, 1, and 2.

Unique ion trap design prevents poisoning of the reference
Long sensor lifetime in aggressive and polluted media
Extended storage of calibration and process data for predictive maintenance
Suitable for processes with high proportions of electrode poisons
Quickly responds to rapidly changing pH values
Approved for use in hazardous areas
Flexible installation options with optional upside-down mounting
Inductive cable connection and non-contact signal transmission for increased process integrity
Fast sensor exchange on site reduces process downtime and operating costs