Liquiline CM442R is a state-of-the-art transmitter for pH, ORP, conductivity, oxygen, chlorine, turbidity, sludge level, SAC, nitrate and many other parameters.
Specs at a glance
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Liquiline CM442R allows you to connect up to 2 Memosens sensors of your choice from over 12 measurement parameters. With its extremely compact design, it fits into any cabinet - and even offers inputs, outputs, controllers, and math modules, e.g. for cleaning control. The transmitter belongs to the Liquiline platform with standardized system integration, operation, and spare parts. Heartbeat Technology helps you find the ideal balance between measurement point availability and maintenance costs.
Liquiline CM442R is suitable for all industries and their utilities, such as:
Food & Beverages
Life Sciences
Power & Energy
Water & Wastewater
Chemicals
Marine
It features the following communication protocols and interfaces:
0/4...20 mA
HART
PROFIBUS DP
Modbus RS485/RTU
Modbus TCP
EtherNet/IP
PROFINET
Webserver
The transmitter can be extended with a module whose explosion protection approvals, such as IECEx, ATEX and CSA, allow the connection of sensors installed in hazardous areas.
Benefits
Saves space, saves money: Extremely small footprint, saves space in cabinets – perfect for skids.
High-speed installation: No cut-out in cabinet door, one-click DIN-rail mounting, minimized wiring.
Simple and safe commissioning: Saving configuration on SD card enables fast set-up on duplicate installations.
Easy to operate and service: Intuitive user interface, hot plug & play with pre-calibrated Memosens sensors, universal components fit all parameters.
Process control from a distance: Integrated web server that allows the operator to remotely view diagnostic data, perform configurations, or access device parameters in any web browser - even via Smartphone.
Higher availability, lower costs: Heartbeat Technology enables status-oriented maintenance and easy verification of the entire measuring point and helps to carry out optimization measures.
Make life easier, increase process safety and stay connected with Memosens 2.0 digital technology.
Smart instrumentation through Heartbeat Technology
You want to increase plant performance and reduce costs? Our smart instrumentation portfolio with Heartbeat Technology offers in-depth device insight for more cost-efficiency and operational safety.
AVR Waste in Botlek, Rotterdam, processes up to 1.7 million tons of residual waste per year. Discover how they optimized their pH measurement thanks to Endress+Hauser
Discover how Heineken meets all regulations to protect the brazilian environment with the Viomax CAS51D digital nitrate or SAC sensor from Endress+Hauser.
Holiferm produces sustainable biosurfactants using a patented gravity separation fermentation process. The company was seeking a way to automate the measurement of the critical phase separation step.
By choosing the Liquiline platform, you’re effectively choosing to spend less money on stock holding, save installation time and gain operational safety!
A high degree of automation combined with expert craftsmanship ensures highly efficient production of the various device versions. We can tailor your device exactly to your needs.
You want to increase plant performance and reduce costs? Our smart instrumentation portfolio with Heartbeat Technology offers in-depth device insight for more cost-efficiency and operational safety.
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Ingress protection
Transmitter: IP20 Optional Display: IP66
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Sensor ORP / Redox
Application
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Ingress protection
Transmitter: IP20 Optional Display: IP66
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Conductive
Application
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Ingress protection
Transmitter: IP20 Optional Display: IP66
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Amperometric oxygen measurement
Application
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Total chlorine
Application
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Single beam scattered light
Application
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Ingress protection
Transmitter: IP20 Optional Display: IP66
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Ultrasonic sensor
Application
Modular 4 wire controller Multichannel: 1/2 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity Two sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Characteristic
Robust plastic housing All non-ex applications
Design
2x Memosens input, 2 to 4x current output, alarmrelay 2x relay, SD card for software update and copy & paste of setup
Material
DIN rail housing: PC-FR Display seal: EPDM
Dimension
99 x 100 x 97 mm 3.9 x 3.94 x 3.82 inch
Process temperature
0 to 60 °C (32 to 140 °F)
Ingress protection
Transmitter: IP20 Optional Display: IP66
Input
1 to 2x Memosens digital input 2x 0/4 to 20mA Input optional 2x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs Alarmrelay, 2x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Active barrier, 1 channel for 4 to 20 mA, HART® transparent with 24 to 230 V AC/DC as well as active/passive input and output, optionally with SIL and Ex
Active barrier, 1 channel for 4 to 20 mA, HART® transparent with 24 to 230 V AC/DC as well as active/passive input and output, optionally with SIL and Ex
Active barrier, 1 channel for 4 to 20 mA, HART® transparent with 24 to 230 V AC/DC as well as active/passive input and output, optionally with SIL and Ex