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Liquisys CPM253 is a compact field transmitter for analog and digital (Memosens) pH/ORP sensors.

pH/ORP transmitter
Liquisys CPM253

Compact field device for all industries

CPM253
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from CHF 803.-

Specs at a glance

  • Input

    One-channel-transmitter

  • Output / communication

    0/4-20mA, Hart, Profibus.

  • Ingres protection

    No

Field of application

Liquisys CPM253 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 CPM253 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

  • Primaries & Metal

Liquisys CPM253 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.

  • Simple products

  • Easy to select, install and operate

Technical excellence

Simplicity

  • Standard products

  • Reliable, robust and low-maintenance

Technical excellence

Simplicity

  • High-end products

  • Highly functional and convenient

Technical excellence

Simplicity

  • Specialized products

  • Designed for demanding applications

Technical excellence

Simplicity

Variable

FLEX selections Technical excellence Simplicity
  • F
  • L
  • E
  • X

Fundamental selection

Meet your basic measurement needs

Technical excellence
Simplicity
  • F
  • L
  • E
  • X

Lean selection

Handle your core processes easily

Technical excellence
Simplicity
  • F
  • L
  • E
  • X

Extended selection

Optimize your processes with innovative technologies

Technical excellence
Simplicity
  • F
  • L
  • E
  • X

Xpert selection

Master your most challenging applications

Technical excellence
Simplicity

Variable