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New solution for water analysis

February 2026

ProMinent, a leading solution provider for water treatment, is launching DULCOEYE LT, a new optical sensor that makes it much easier to monitor water quality. The sensor measures low turbidity.

New solution for water analysis

Optical sensor for precise turbidity measurement

ProMinent, a leading solution provider for water treatment, is launching DULCOEYE LT, a new optical sensor that makes it much easier to monitor water quality. The sensor measures low turbidity. Accurate measurement is important for ensuring water quality, for example in drinking water treatment, swimming pools, the beverage industry and aquaculture.

The sensor is ready for immediate use: factory calibration and plug-and-play functionality enable quick installation and intuitive operation. A hydrodynamic self-cleaning principle reduces maintenance requirements. An algorithm detects and compensates for air bubbles, ensuring that measurements are not disrupted. The compact flow reservoir cell helps to reduce water consumption and ensures short response times.

The new DULCOEYE LT turbidity sensor can be optimally combined with the new single-channel controller DULCOMETER diaLog C. The sensor detects even minimal changes in the water and sends the measurement data directly to the controller, which adjusts the dosage accordingly. This allows the system to react immediately to changing conditions and makes it suitable for many applications – from drinking water treatment and industrial process water monitoring to swimming pool and wastewater treatment.

‘With the DULCOEYE LT, we are setting a new standard in optical measurement technology. Our goal is to offer users worldwide a solution that combines precision and ease of use,’ says Andreas Zühlcke, Vice President of Product Management and Marketing at ProMinent.

The new sensor is aimed at operators and planners of water treatment plants, municipal and industrial users, and pool operators worldwide. The technology supports control and quality assurance, particularly in the areas of drinking water, wastewater, the beverage industry, aquaculture, and hotels.

ProMinent is thus expanding its portfolio for water analysis and helping users to control their processes safely and efficiently. The DULCOEYE LT turbidity sensor is the first sensor in the new DULCOEYE optical product line. This series will be expanded to include additional measurement parameters in the coming months and will be introduced gradually.

FAQs about the new DULCOEYE LT optical sensor

What does the sensor measure?

  • It detects low turbidity in water – tiny particles that affect water quality.

What applications is it suitable for?

  • Drinking water treatment, swimming pools, the beverage industry, aquaculture and industrial process water monitoring.

How is it installed?

  • Plug-and-play with factory calibration – ready for immediate use without complex setup.

What advantages does it offer?

  • Precise measurement, low maintenance thanks to self-cleaning and air bubble compensation.

  • Measuring panel with DULCOMETER diaLog C controller and DULCOEYE LT sensor
  • Precise measurement for safe drinking water quality

Matching Products

  • The DULCOMETER diaLog C sets new standards in measuring and control technology. Whether as a transmitter or 2-side controller (PID) with one channel - it is ideal for use in industrial water treatment. Thanks to its intuitive operation and digital networking, it is smartly integrated into your processes.

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  • The new DULCOEYE Turbidity Sensor from ProMinent is a high-precision solution for the optical measurement of low turbidity. With state-of-the-art technology and intelligent design, this sensor simplifies liquid analysis.

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Contact us

Mr. Vikalp Tripathi

Managing Director, Heidelberg ProMinent Fluid Controls India Pvt. Ltd.

»Please send us your request! We will contact you shortly.«

+91 8023 5788 72  Send request   

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