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Liquisys CPM223 is a compact panel device for analog and digital (Memosens) pH/ORP sensors.

pH/ORP transmitter
Liquisys CPM223

Compact panel device for all industries

CPM223
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pH/ORP transmitter ©Endress+Hauser

Specs at a glance

  • Input

    One-channel-transmitter

  • Output / communication

    0/4-20 mA, Hart, Profibus.

  • Ingress protection

    IP54

Field of application

Liquisys CPM223 is a standard pH/ORP transmitter for all analog and digital Memosens sensors. It improves your operational safety thanks to continuous plausibility, process and sensor checks. Select from numerous hardware and software modules, such as relays or fieldbus communication, to adapt it exactly to your measuring task. This modularity also allows you to upgrade the transmitter at any time. A simple menu and two-point calibration make configuration and operation fast and easy.

The Liquisys CPM223 transmitter works with all pH/ORP glass and ISFET sensors in non-hazardous areas, for example in these industries and their utilities:

  • Chemicals

  • Food & Beverages

  • Power & Energy

  • Water, Wastewater & Waste

  • Primaries & Metal

Liquisys CPM223 features the following protocols and interfaces:

  • 0/4...20 mA

  • HART

  • PROFIBUS DP

  • PROFIBUS PA

Benefits

  • More operational safety: Continuous process check system, customized alarm configuration, proven Memosens interface for reliable sensor connection.

  • Reliable self-monitoring: Sensor check system for pH glass and reference, calibration plausibility check.

  • Easy to operate and service: Intuitive user interface, hot plug & play with pre-calibrated Memosens sensors, direct access for manual contact control.

  • Reduced maintenance: Automatic cleaning function (with Chemoclean) triggered by alarm or limit switch.

  • Fit for every application: Numerous extensions, such as P(ID) controller, timer, etc., allow for flexible adaption to all processes.

Predecessor

Success stories

  • Dow plant in Stade, Germany Dow plant in Stade, Germany

    Automated pH measuring point in wastewater

    The Dow plant in Stade relies on Endress+Hauser solutions for pH monitoring in the treatment of production wastewater.

  • Minera Valle Central in Chile performs online interface measurement and turbidity monitoring Minera Valle Central in Chile performs online interface measurement and turbidity monitoring

    Improved thickener operation at Minera Valle Central

    The measurement of interface in thickeners is done manually, while the turbidity measurement is done by obtaining samples sent to the laboratory. With Endress+Hauser there is an automated solution.

  • Company site of Meta Nikel Kobalt in Türkiye Company site of Meta Nikel Kobalt in Türkiye

    The future of mining

    Automatic cleaning, calibration, and monitoring of Memosens pH sensors with the CDC90 for efficient operations in mining applications.

  • Butoniga Reservoir Croatia Butoniga Reservoir Croatia

    How Istria is quenching its thirst

    Endress+Hauser enables fast and reliable water analysis at Butoniga Reservoir, ensuring optimal layer selection, improved water quality and reduced operating costs.

  • Disinfection of bottles and crates Disinfection of bottles and crates

    Cheers!

    The disinfection panel offers Maisel Brewery a stable, low-maintenance and reliable disinfection measurement system that enables optimal dosing and saves costs.

  • Simple products

  • Easy to select, install and operate

Technical excellence

Simplicity

  • Standard products

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Technical excellence

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  • Designed for demanding applications

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Variable

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Fundamental selection

Meet your basic measurement needs

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Lean selection

Handle your core processes easily

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Optimize your processes with innovative technologies

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Xpert selection

Master your most challenging applications

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