Liquisys M CLM223
Technical Data
CompareConductivity
| Measuring Principle | Conductive |
| Application | Water, waste water, process |
| Characteristic | 4-wire transmitter with a two-line display. |
| Design | Panel-mounted transmitter for conductivity |
| Dimension | 96x96 mm, built-in-depth: 146 mm |
| Temperature sensor | Display and current output |
| Ex certification | No |
| Ingress protection | IP54 |
| Input | 1-channel transmitter |
| Output / communication | 0/4-20 mA, Hart, Profibus. |
| Certificates, declarations and approvals | CSA Gen. Purpose |
The Liquisys CLM223 is a standard transmitter for all analog conductivity sensors. Thanks to continuous plausibility checks and checks of the measuring process and the sensor, it increases operating safety. Whichever hardware and software modules are selected, e.g. relays and bus communication, it adapts perfectly to the measuring task. It also allows the transmitter to be upgraded at any time, and its simple menus and factory calibration make configuration and operation fast and convenient.
Benefits
Higher operating safety: continuous process check system, user-defined alarm settings and calibration plausibility check
Extensive functions: conductivity, resistivity and concentration measurement, ultrapure water monitoring in accordance with USP and EP standards
Convenient operation and service: intuitive user interface, simple calibration and manual contact control
Reduced maintenance effort: automatic cleaning triggered by alarms and limit switches (with Chemoclean)
Suitable for a wide range of applications: various extension options, such as P(ID) controllers, timers, etc., for all processes (conductive sensors)
Application areas
The Liquisys CLM223 transmitter can be used with various analog conductivity sensors and is suitable for non-hazardous-area measurement in the following industries and utilities:
Chemical industry
Food & Beverage
Life sciences sector
Power & Energy
Water & Wastewater
Primary raw materials & metallurgy
The Liquisys CLM223 uses the following communication protocols and interfaces:
0/4...20 mA
HART
PROFIBUS DP
PROFIBUS PA
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Source: public information from the Endress+Hauser website
Case Studies
Municipal Wastewater Treatment — Wastewater Treatment Plant · Conductivity Application Case
Project Background
Municipal Wastewater Treatment customers at the Wastewater Treatment Plant stage have long faced the challenge of insufficient accuracy in effluent quality monitoring and instruments prone to contamination causing data drift, affecting compliance discharge, placing higher demands on the stability and measurement accuracy of Conductivity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Conductivity for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Municipal Wastewater Treatment conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Food & Beverage — Food Production Line · Conductivity Application Case
Project Background
Food & Beverage customers at the Food Production Line stage have long faced the challenge of high hygienic measurement requirements, with inline instruments needing to withstand CIP/SIP cleaning while maintaining stable accuracy, placing higher demands on the stability and measurement accuracy of Conductivity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Conductivity for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Food & Beverage conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Chemical & Pharmaceutical — Reactors and Storage Tanks · Conductivity Application Case
Project Background
Chemical & Pharmaceutical customers at the Reactors and Storage Tanks stage have long faced the challenge of highly corrosive media and complex conditions, requiring corrosion-resistant and explosion-proof instruments, placing higher demands on the stability and measurement accuracy of Conductivity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Conductivity for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Chemical & Pharmaceutical conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
Power & Energy — Power Plant Boiler and Turbine · Conductivity Application Case
Project Background
Power & Energy customers at the Power Plant Boiler and Turbine stage have long faced the challenge of unstable measurement under high temperature and pressure, with high maintenance and downtime costs, placing higher demands on the stability and measurement accuracy of Conductivity.
Solution
Based on the on-site conditions, the Ainstru technical team selected suitable Conductivity for the customer and delivered one-stop service covering selection, installation, commissioning and tuning.
Results
- Measurement accuracy and response speed significantly improved, with stable and reliable data;
- Instruments adapt to complex Power & Energy conditions, greatly reducing maintenance;
- Helping customers achieve continuous online monitoring and cost reduction, highly recognized by customers.
