High-Precision Conductivity Measurement for Hygienic Processes

The CLS16E is designed for applications where conductivity measurement accuracy and hygienic requirements are critical.

Its certified hygienic design supports demanding applications in life sciences and food industries, helping ensure reliable process and product quality.

Designed for Pharmaceutical and Food Applications

The sensor is especially suitable for:

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  Water for Injection (WFI)
  
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  Ultrapure water systems
  
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  Pharmaceutical water monitoring
  
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  Food and beverage production
  
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  Cleaning processes (CIP)
  
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  Sterilization processes (SIP)
  

The CLS16E complies with hygienic requirements including FDA and USP Class VI standards.

Memosens 2.0 Digital Technology

With Memosens 2.0, the CLS16E stores calibration and sensor data directly in the sensor.

This enables:

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  Easier sensor replacement
  
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  Better maintenance management
  
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  Predictive maintenance support
  
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  Improved process data availability
  

Certified Hygienic Design

The CLS16E features a robust stainless steel design with replaceable seals, helping extend service life while maintaining hygienic performance.

It supports applications requiring cleanability, sterilization and reliable operation under demanding process conditions.

Key Features

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  Digital conductivity sensor
  
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  Memosens 2.0 technology
  
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  Hygienic design for life sciences and food industries
  
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  Suitable for pure and ultrapure water applications
  
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  Measuring range: 0.04 to 500 μS/cm
  
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  Conductive 2-electrode measuring principle
  
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  Electrode material: stainless steel
  
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  Integrated Pt1000 temperature sensor
  
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  Process temperature: -5 to 120°C
  
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  Sterilization temperature: up to 150°C at 5 bar
  
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  Process pressure:
  
  
  Up to 13 bar at 20°C
  
  
  Up to 9 bar at 120°C
  
  
  
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  IP68 protection
  
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  Hazardous area approvals available
  
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  Hygienic certificates available (FDA, USP Class VI, EHEDG depending on version)
  

Typical Applications

Pharmaceutical Water Systems

Used for conductivity monitoring in:

• 
  Water for Injection (WFI)
  
• 
  Purified water systems
  
• 
  Ultrapure water loops
  

Food and Beverage Industry

Suitable for hygienic process monitoring where conductivity measurement helps control cleaning processes and product quality.

Reverse Osmosis Systems

Used to monitor water quality after purification processes.

Ion Exchange and Distillation

Provides continuous conductivity monitoring for high-purity water production systems.

FAQ

What is the Endress+Hauser CLS16E?

The CLS16E is a digital conductivity sensor designed for hygienic applications in life sciences, food and pure water systems.

What is the difference between CLS15E and CLS16E?

The CLS15E is mainly optimized for low conductivity measurement in pure and ultrapure water applications, while the CLS16E focuses more on hygienic, pharmaceutical and food applications requiring certified design and high accuracy.

What does CLS16E measure?

The CLS16E measures the electrical conductivity of liquids, mainly in pure water and ultrapure water systems.

Does CLS16E support Memosens 2.0?

Yes. The CLS16E uses Memosens 2.0 technology for digital data storage and improved sensor management.

Is CLS16E suitable for pharmaceutical applications?

Yes. It is designed for applications such as Water for Injection (WFI), ultrapure water and other hygienic processes.