Liquisys M CLM253
Technical Data
CompareConductivity
| Measuring Principle | Conductive |
| Application | Water, waste water, process |
| Characteristic | 4-wire transmitter with a two-line display |
| Design | Conductivity transmitter in a PC/ABS-field housing |
| Material | PC/ABS |
| Dimension | 247x170x115 mm |
| Temperature sensor | Display and current output |
| Ex certification | No |
| Ingress protection | IP65 |
| Input | One-channel transmitter |
| Output / communication | 0/4-20mA, Hart, Profibus. |
| Certificates, declarations and approvals | CSA Gen. Purpose. |
The Liquisys CLM253 is a standard transmitter for all analog conductivity sensors. Continuous plausibility, process and sensor checks increase operational safety. No matter which of the numerous hardware and software modules you choose, such as 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.
Advantages
Greater operational safety: continuous process checking system, user-defined alarm settings, calibration plausibility checks
Extensive functions: conductivity, resistivity and concentration measurement, ultrapure water monitoring in accordance with USP and EP
Convenient operation and service: intuitive user interface, simple calibration, manual contact control
Reduced maintenance: automatic cleaning function triggered by alarm and limit switches (with Chemoclean)
Suitable for a wide range of applications: numerous expansion options such as P(ID) controllers, timers, etc., for all processes
Application areas
The Liquisys CLM253 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
Power & energy
Water & wastewater
Primary materials & metallurgy
The Liquisys CLM253 uses the following communication protocols and interfaces:
0/4...20 mA
HART
PROFIBUS DP
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Technical documentation
Technical data
Documents / Manuals / Software
Accessories / Spare parts
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Source:Endress+Hauserpublic information from the 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.
