Liquiline CM448 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 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
The Liquiline CM448 transmitter allows you to connect up to 8 Memosens sensors of your choice from over 12 measurement parameters. It offers automatic sensor recognition, simple operation, and standardized spare parts with all other devices of the Liquiline platform. With its inputs, outputs, controllers, and math modules, you can even control cleaning systems or dosing pumps. Heartbeat Technology helps you find the ideal balance between measuring point availability and maintenance costs.
Liquiline CM448 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
Clever simplicity: One controller for all parameters and applications, intuitive user interface, automatic sensor recognition, hot plug & play with pre-calibrated Memosens sensors.
Complete package: 8 channels in one device provide the highest flexibility for every measuring task.
Seamless system integration: Unique portfolio of communication standards suits every distributed control system (DCS).
Simple and safe commissioning: Saving configuration on SD card enables fast set-up on duplicate installations.
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 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 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
8x Memosens input, 2 to 8x current output, Alarmrelay, 2x relay, SD card for software update and copy & paste of setup
Material
Housing base: PC-FR Housing seal EPDM
Dimension
237 x 194 x 162 mm 9.33 x 7.64 x 6.38 inch
Process temperature
-20 to 55 °C (0 to 130 °F)
Ingress protection
IP66 / IP67
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Sensor ORP / Redox
Application
Modular 4 wire controller Multichannel: 1 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 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
8x Memosens input, 2 to 8x current output, Alarmrelay, 2x relay, SD card for software update and copy & paste of setup
Material
Housing base: PC-FR Housing seal EPDM
Dimension
237 x 194 x 162 mm 9.33 x 7.64 x 6.38 inch
Process temperature
-20 to 55 °C (0 to 130 °F)
Ingress protection
IP66 / IP67
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Conductive
Application
Modular 4 wire controller Multichannel: 1 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 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
8x Memosens input, 2 to 8x current output, Alarmrelay, 2x relay, SD card for software update and copy & paste of setup
Material
Housing base: PC-FR Housing seal EPDM
Dimension
237 x 194 x 162 mm 9.33 x 7.64 x 6.38 inch
Ingress protection
IP66 / IP67
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Amperometric oxygen measurement
Application
Modular 4 wire controller Multichannel: 1 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 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
8x Memosens input, 2 to 8x current output, Alarmrelay, 2x relay, SD card for software update and copy & paste of setup
Material
Housing base: PC-FR Housing seal EPDM
Dimension
237 x 194 x 162 mm 9.33 x 7.64 x 6.38 inch
Process temperature
-20 to 55 °C (0 to 130 °F)
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Free chlorine
Application
Modular 4 wire controller Multichannel: 1 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 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
8x Memosens input, 2 to 8x current output, Alarmrelay, 2x relay, SD card for software update and copy & paste of setup
Material
Housing base: PC-FR Housing seal EPDM
Dimension
237 x 194 x 162 mm 9.33 x 7.64 x 6.38 inch
Process temperature
-20 to 55 °C (0 to 130 °F)
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Single beam scattered light
Application
Modular 4 wire controller Multichannel: 1 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 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
8x Memosens input, 2 to 8x current output, Alarmrelay, 2x relay, SD card for software update and copy & paste of setup
Material
Housing base: PC-FR Housing seal EPDM
Dimension
237 x 194 x 162 mm 9.33 x 7.64 x 6.38 inch
Process temperature
-20 to 55 °C (0 to 130 °F)
Ingress protection
IP66 / IP67
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Additional certifications
EAC, cCSAus
Measuring principle
Potentiometric / ISE
Characteristic
Robust plastic housing All non-ex applications
Process temperature
-20 to 55 °C (0 to 130 °F)
Application
Modular 4 wire controller Multichannel: 1 to 8 digital channels for Memosens protocol Multiparameter: pH, redox, ISFET, conductivity inductive and conductive, dissolved oxygen, nitrate and turbidity 8 sensors connectable in any combination Functionality modular extendable at any time Plug and play for modules and sensors
Output / communication
2 to 8x 0/4 to 20 mA current outputs, alarmrelay 4x relay, ProfibusDP, Modbus RS485, Modbus TCP, Ethernet
Input
1 to 8x Memosens digital input 2x 0/4 to 20mA Input optional 2 to 4x Digital input optional
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