The ENDRESS+HAUSER Memosens CPS71E digital pH sensor is a high-performance solution for chemical processes. It is designed to provide accurate and reliable pH measurement in demanding environments, even in heavily polluted or aggressive media. With its unique ion trap and resistance to moisture, this sensor ensures long-term performance in the presence of strong acids and bases. The CPS71E offers extended storage of calibration and process data, enabling predictive maintenance and maximizing process uptime. It is suitable for processes in the chemical industry, especially those with rapidly changing pH values and high proportions of electrode poisons. With its ATEX, IECEx, CSA C/US, NEPSI, Japan, and INMETRO approvals, it can be safely used in hazardous areas.

Contamination-resistant reference and resistance to moisture for reliable measurement in heavily polluted or aggressive media
Unique ion trap design prevents poisoning of the junction and reference, ensuring a long sensor lifetime
Optional pressurized reference allows for reliable measurement in blocking media
Flexible installation with optional upside-down mounting
Inductive cable connection and non-contact signal transmission eliminate problems due to moisture or corrosion
Fast sensor exchange on site reduces process downtime and operating costs
Memosens 2.0 digital technology enables trend identification and predictive maintenance with extended storage of calibration and process data
ATEX, IECEx, CSA C/US, NEPSI, Japan, and INMETRO approvals for use in hazardous areas