Condumax CLS21
Technical Data
CompareConductivity
| Measuring Principle | Conductive |
| Application | Water, waste water, process, media separation, industrial water. |
| Characteristic | 2-electrode system for application in the middle application range. |
| Measuring range | k=1: 10,0 µS/cm - 20,0 mS/cm |
| Measuring principle | Conductive conductivity cell with graphite electrodes for applications in the middle range. |
| Design | 2-electrode system with parallel arranged electrodes |
| Material | Cell shaft: PES Electrodes: graphite |
| Dimension | Diameter: 24 mm (0.936 inch) Length: 61 mm 2.37 inch) |
| Process temperature | max. 135°C (max. 275°F) |
| Process pressure | max. 16 bar at 20°С (max. 232psi at 68°F) |
| Temperature sensor | Optional with integrated Pt100 or PTC temperature sensor. |
| Ex certification | ATEX |
| Connection | Process connection: DN25, DN40, G1", Cable: 4-pole connector with thread Pg9 or fixed cable. |
| Ingress protection | IP65 (connector)IP67 (fixed cable) |
The Condumax CLS21 is a robust conductivity sensor for all processes and environments. It provides precise and reliable measured values and optimizes monitoring of process and product quality. What's more, the sensor offers high chemical, thermal and mechanical stability and long-term durability.
Benefits
Reliable and precise measured values for low-conductivity measurement applications
The best choice for high-pressure and high-temperature applications (up to 160°C)
Stainless steel housing and removable outer electrode for easy cleaning
Robust and durable
Quality certification includes an independent cell constant specification
Application areas
The Condumax CLS21 is used for conductivity measurement in the steam/water cycle of the power and energy industry:
Condensate monitoring
Boiler feedwater monitoring
Boiler blowdown control
Low-conductivity measurement in high-temperature and high-pressure applications
Various international explosion protection approvals, such as ATEX and FM, for use in hazardous areas
E+H Product Configurator
Please enter the product model to configure
Product Comparison
Please enter the product models to compare in the fields below. Up to three products can be compared
Technical Documentation
Technical Specifications
Documents/Manuals/Software
Accessories/Spare Parts
A
Measuring Principle Video
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.
Related Products
Endress+HauserLiquisys M CLM223
Endress+HauserIndumax CLS50D
Endress+HauserSmartec S CLD134
Endress+HauserCondumax CLS15D
Endress+HauserCondumax CLS19
Endress+HauserSmartec CLD18
Endress+HauserIndumax CLS50
Endress+Hauser