Product Description
Endress+Hauser CPM223-MR0005 Liquisys M pH / ORP Transmitter
The Endress+Hauser Liquisys M CPM223-MR0005 is a versatile and reliable panel-mounted transmitter designed for monitoring pH and ORP (redox) values in various industrial applications. It is compatible with both conventional analog pH sensors and advanced digital Memosens sensors, offering flexibility and future-proofing for your measurement needs. Featuring a clear display and intuitive menu, the CPM223 simplifies commissioning, calibration, and operation. Its robust construction ensures dependable performance in demanding process environments, making it an ideal choice for water treatment, chemical processing, and other industries requiring precise liquid analysis.
Technical Specifications:
- Model: Liquisys M CPM223-MR0005
- Application: pH / ORP measurement with analog and digital sensors
- Measuring Range: pH 0 to 14; ORP +/-1500 mV
- Temperature Measurement Range: -50 to 150°C (-58 to 302°F)
- Output: One (1) 0/4 to 20 mA current output
- Power Supply: 230VAC, 50/60 Hz, 7.5VA
- Protection Class: IP54 (front panel) / IP30 (housing)
- Ambient Operating Temperature: -10 to +55°C (14 to 131°F)

Endress+Hauser CPM223-MR0005 Liquisys M pH / ORP Transmitter
Shop the Endress+Hauser CPM223-MR0005 Liquisys M, a reliable panel-mount transmitter for pH and ORP measurement. Features a 0/4-20mA output, 230VAC power supply, and compatibility with digital sensors for industrial process control.






