Condumax CLS12
Technical Data
CompareConductivity
| Measuring Principle | Conductive |
| Application | Power plant, condensate, boiler feed water |
| Characteristic | 2-electrode conductivity cell for high temperature applications in pure and ultrapure water |
| Measuring range | k=0.01: 0 to 20 µS/cm k= 0.1: 0 to 200 µS/cm |
| Measuring principle | Conductive conductivity cell with polished stainless steel electrodes |
| Design | Large coaxially arranged electrodes for a fast media flow through the cell |
| Material | Electodes: stainless steel 1.4571 Sealing: PEEK / EPDM |
| Dimension | Electrode diameter: 25 mm (0.98 inch) Immersion depth: 50 to 115 mm (1.97 to 4.53 inch) |
| Process temperature | -30 to 160 °C (-22 to 320 °F) |
| Process pressure | Max. 40 bar up to 100 °C (max. 580 psi up to 212 °F) without CLA 751 flow chamber Max. 12 bar up to 150 °C (max. 174 psi up to 302 °F) with CLA 751 flow chamber |
| Temperature sensor | Integrated Pt100 |
| Ex certification | ATEX |
| Connection | Process connection : G1" and NPT1" Fixed cable on transmitter |
| Ingress protection | IP67 |
| Certificates, declarations and approvals | Calibration certification with cellconstant |
The Condumax CLS1 conductivity sensor is robust and durable and is used for conductivity measurement in steam/water cycles in power plants. It protects the measurement process from corrosion and measures precisely even in high-temperature, high-pressure environments. Low maintenance and a large terminal compartment make it the ideal sensor for measurements under harsh operating conditions.
Advantages
Reliable and precise measurement of low-conductivity media
Especially suitable for high-temperature (160 °C / 320 °F) and high-pressure applications
Stainless steel body and removable electrode for easy cleaning
Robust and durable
Quality certificate includes cell constant specification
Areas of application
The Condumax CLS12 is used for conductivity measurement in steam/water cycles in the power&energy industry:
Condensate monitoring
Boiler feedwater monitoring
Boiler blowdown control
Usable for low-conductivity media measurement under high temperature and high pressure
International explosion protection approvals such as ATEX and FM, suitable for hazardous explosive areas
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Source:Endress+Hauserwebsite public information
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.







