The Endress+Hauser Memosens CPS171D is a digital pH sensor to keep the pH value of your batch in the optimum range and maximize your product yield. Due to its rugged design and long-term stability, it provides extremely accurate, reproducible and reliable measuring values even after CIP/SIP and autoclaving. With the Memosens digital technology, CPS171D combines maximum process and data integrity with simple operation. It resists corrosion and moisture, enables lab calibration and simplifies predictive maintenance.