Endress Hauser CPS11D-7AA21 pH and ORP Sensor

Buy Endress Hauser CPS11D-7AA21

The Endress Hauser CPS11D-7AA21 is a smart choice for facilities that need dependable pH and ORP measurement in demanding liquid process environments without the calibration headaches that come with traditional analog sensors. Its digital Memosens technology fundamentally changes how sensor maintenance works, making it faster, cleaner, and far less disruptive to ongoing production. Browse our complete range of Endress+Hauser pH and ORP sensors to explore the full Memosens sensor family. Pair this sensor with our Endress+Hauser Liquiline transmitters for a fully matched and verified liquid analysis measurement loop. You can also explore our wider range of Endress+Hauser analytical field instruments and process automation accessories to build a complete water and liquid quality monitoring solution across your plant. For hazardous area installations, our ATEX and IECEx certified analytical instrumentation includes fully approved options that work directly alongside the CPS11D-7AA21 in Ex-rated process environments.

Key Features

• Memosens digital technology for interference-free signal transmission
• Combined pH and ORP measurement in a single sensor
• Sensor calibration possible outside the process — offline and in the lab
• Automatic sensor recognition and data transfer to the transmitter
• Stores calibration history and operating data within the sensor
• Robust glass membrane for long service life
• Suitable for a wide range of liquid analysis applications
• Compatible with all Memosens-enabled transmitters

Typical Applications

• Neutralization and pH control in chemical process plants
• Effluent and wastewater quality monitoring
• Water treatment and drinking water production
• Food and beverage process pH measurement
• Pharmaceutical manufacturing and bioprocess monitoring
• Power generation cooling water and boiler feed water analysis
• Oil and gas produced water and injection water monitoring
• Pulp and paper process liquid analysis

Technical Specifications

Product Name: Endress+Hauser Memosens pH / ORP Sensor

Model: CPS11D-7AA21

Type: Digital pH and ORP sensor

Measurement: pH value, ORP (redox)

Technology: Memosens digital transmission

Output: Memosens digital protocol

Process Temperature: 0 to +80 °C

Process Pressure: Up to 6 bar

Membrane: pH glass membrane

Approvals: ATEX, IECEx