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DULCOMETER diaLog C single-channel controller for water treatment

Easy two-way.
Easy configuration.
Easy operation.

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For clean air in indoor swimming pools

Real-time monitoring of trichloramine with the new measuring system DULCOMETER AirGuard

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Metering System DULCODOS® panel (DSWc)

The Metering System DULCODOS® panel DSWc is modular & flexible – with a choice of three Metering Pumps and even more options.

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Metering and Emptying Station DULCODOS SAFE-IBC F&B

The metering and emptying station DULCODOS SAFE-IBC F&B reliably and continuously supplies your production process with food base and additives.

The system design complies with the requirements of regulations EC 1935/2004 and EN 10/2011.

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The new beta/ X – Easy. Reliable. Connected.

Simplicity at its Best

simply easy
simply connected
simply reliable

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Measurement and Control Technology

As versatile as our customers' requirements

Discover the seamless integration of individual components into a customised solution for your water treatment process.

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New products

NEW

Diaphragm Metering Pump beta/ X

Capacity range 10 ml/h – 50 l/h, 16 – 2 bar

The beta/ X diaphragm metering pump provides simple handling, precise metering and digital networking. With its intuitive operation, robust design and environmentally-friendly PFAS-free variant, it is setting new standards in metering technology. 

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NEW

Metering System DULCODOS panel

Pump capacity from 0.01 to 1,000 l/h depending on the pump selected, back pressure 10 - 2 bar

The Metering System DULCODOS panel is modular & flexible - with a choice of three Metering Pumps and even more options

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NEW

Controller DULCOMETER diaLog C

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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NEW

DULCOMETER AirGuard

Measurement of trichloramine in the range of: 0.00 to 2.00 mg/m3

The DULCOMETER AirGuard measuring system continuously monitors the concentration of trichloramine in the air in real time. It is ideally suited for public indoor swimming pools. In the event of increased concentrations, the innovative system reacts immediately and triggers the adjustment of the fresh air supply.

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NEW

Metering System DULCODOS ULFb

Extraction rate of 500 to 10,000 l/h

The polymer preparation system ULFb processes powdered and liquid polymers to produce a matured polymer solution. Wins customers over with its novel round tank design with 3 chambers, which improves mixing efficiency, operation and maintenance.

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NEW

Metering and Emptying Station DULCODOS SAFE-IBC F&B

Storage and emptying of IBCs up to 1,000 liters – metering of food base and additives up to 410 l/h

The metering and emptying station DULCODOS SAFE-IBC F&B reliably and continuously supplies your production process with food base and additives. The system design complies with the requirements of regulations EC 1935/2004 and EC 10/2011.

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NEW

DULCONNEX Inventory Management

The DULCONNEX Inventory Management add-on is an extension to the DULCONNEX Platform. It can be used to monitor tank levels and inventory levels of chemicals at various sites regardless of your location. Tank level monitoring is based on the data of the DULCOLEVEL radar level sensor.

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News and Events

OTEC relies on the new metering pump beta/ X

September 2025

Brilliant results - precisely metered OTEC Präzisionsfinish develops and manufactures machines for surface finishing. The company relies on high quality - and on the new metering pump beta/X from ProMinent. It ensures precisely controlled lubricant supply in the vibratory finishing process and impresses with its reliable performance, easy integration and high user-friendliness.
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ProMinent Becomes Sleeve Partner of TSG Hoffenheim

August 2025

TSG Hoffenheim and ProMinent GmbH are taking their long-standing partnership to the next level: Starting with the upcoming 2025/26 season, the Heidelberg-based company will become the official sleeve partner of the Bundesliga team. ProMinent has already been a reliable partner of TSG Hoffenheim since the 2008/2009 season.
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ProMinent at Drinktec 2025

July 2025

The latest innovations for the beverage industry will be presented at Drinktec 2025 in Munich from 15 to 19 September. As a leading supplier of metering and water treatment systems, ProMinent will demonstrate how modern technologies can make beverage production and filling more efficient, safer and more sustainable. Visitors to the trade fair will find the company in Hall B5, Booth 359. .
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Reliable solutions for clean fruit and vegetables

June 2025

Fresh fruit and vegetables are an essential part of our diet and should reach consumers in perfect condition. ProMinent's innovative cleaning technologies ensure that fruit and vegetables are not only clean, but also safe to eat.
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DULCODOS Compact F&B - metering made easy

June 2025

The DULCODOS Compact F&B metering system from ProMinent GmbH is designed for precise food metering. It has a modular design and can be used flexibly in a wide variety of applications. The stainless steel version is ready to connect and can therefore be used immediately in the beverage and food industry. 
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Metering System DULCODOS ULFb for sludge dewatering

April 2025

Sludge dewatering is important for sewage treatment plants to save on waste disposal costs. Every year, several thousand tons of sewage sludge are generated during the various wastewater treatment processes.
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ProMinent honored once again with the TOP 100 Award.

March 2025

Medium-Sized Company Impresses for the Third Time in a Row in Innovation Competition ProMinent GmbH from Heidelberg has once again proven itself in the TOP 100 innovation competition and will carry the TOP 100 Seal in 2025 as well. The award is reserved for particularly innovative medium-sized companies.
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Focus on Innovation: ProMinent at Aquatech 2025

March 2025

From March 11 to 14, 2025, the international trade fair Aquatech took place in Amsterdam. With an impressive booth, ProMinent presented innovative technologies that improve efficiency and safety in water treatment.
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beta/ X – The new diaphragm metering pump from ProMinent

February 2025

The new beta/ X metering pump is easy and intuitive to operate, easy to read, and easy to assemble and disassemble. Its design is modern and powerful. Its technology is correspondingly robust and durable. Designed to be completely PFAS-free, it is fully recyclable and therefore highly sustainable.
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DULCOZERO FCL – Reliable monitoring of the absence of free chlorine

February 2025

Fast response time, precise measurement, high process reliability Reliable monitoring of the absence of free chlorine is essential in numerous water treatment processes. ProMinent GmbH has designed the panel-mounted monitoring system DULCOZERO FCL for these applications.
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ProMinent at Aquatech 2025 in Amsterdam

February 2025

The trade fair, which takes place in Amsterdam from 11 to 14 March 2025, is one of the leading events for water technology and provides a platform for innovations and solutions in the field of water treatment and management. At Aquatech, ProMinent will be presenting sustainable technologies that improve the efficiency and safety of water treatment processes.
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The superheroes of metering technology

November 2024

ProMinent metering pumps are renowned for their exceptional durability and reliability. These pumps are true superheroes of metering technology, designed to overcome a wide range of challenges in water treatment, the chemical industry or other demanding applications.
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Practical Examples

Always state of the art: Sinsheim spa and pool complex

Modern water treatment for a trouble-free pool experience

Ensuring first-class and perfectly hygienic water quality around the clock, 365 days a year in a complex calculated to accommodate up to 2500 bathers at any one time is a real challenge for the operators. What’s more, the entire system for treating and disinfecting the water in all the pools needs to be monitored and controlled centrally.
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Crystal clear water at the wellness resort in Gothenburg prominent beta x

At Sankt Jörgen Park Resort in Gothenburg, relaxation and well-being are top priorities. Guests dive in, swim, relax – and leave everyday life behind.
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Efficient polymer metering - Mannheim sewage plant

Five PolyRex systems from ProMinent GmbH have been operating successfully at the central sewage treatment plant in Mannheim for several years. There they reliably and precisely meter polymer solutions in the advanced treatment stage and during thickening of the sewage sludge.
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Huge operational cost savings with onsite chlorine generation

In 2011, a devastating earthquake struck the city of Christchurch in New Zealand. Redevelopment of the Taiora QEII Recreation and Sport Centre pool complex was a key highlight in the post-quake rebuild. The innovative team installed onsite chlorine generation technology and achieved outstanding operational savings of more than 70%.
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Modern technology for the brewing process

Not having pure water is a disaster if you want tasty beer. So Welde sources water from its own wells. The traditional brewery uses chlorine dioxide to disinfect the brewing and process water.
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Molkerei Hainichen-Freiberg modernises its water treatment system

Molkerei Hainichen-Freiberg in Germany has modernised its water treatment system by implementing electrolysis systems from ProMinent. The benefits for the dairy include a vast improvement in health and safety, lower operating costs and consistently low water consumption.
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OTEC relies on the new metering pump beta/ X

Brilliant results - precisely metered

OTEC Präzisionsfinish develops and manufactures machines for surface finishing. The company relies on high quality - and on the new metering pump beta/ X from ProMinent. It ensures precisely controlled lubricant supply in the vibratory finishing process and impresses with its reliable performance, easy integration and high user-friendliness.
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Optimised ozone process for the elimination of micropollutants

Efficient – Flexible – Space-saving SIDEST, the regional waste water association, is researching the removal of micropollutants at a clarification plant in Grevenmacher, Luxembourg. ProMinent GmbH provides technological support with an ozone system as an additional purification stage in the clarification plant.
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Pre-chlorination of raw water with state-of-the-art control technology

Digitally connected and safely monitored

Italian water supply company AMAP S.p.A. uses the DULCONNEX digital fluid management system in 120 raw water test stations in Sicily. The interconnected components control and monitor pre-chlorination during potable water treatment.
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ProMinent in Norway Opens Doors - With Global Support!

A recirculating aquaculture systems supplier has leaned on ProMinent Norge’s knowledge of pH adjustment for a new facility in Japan.
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SUEZ WTS France increases safety and efficiency thanks to intelligent pump control via mobile app

SUEZ WTS France creates more safety for employees and realises an increase in efficiency in Technical Service thanks to intelligent pump control via mobile app.
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With ozone technology against micropollutants

Bickenbach sets new standards in wastewater treatment

With its new fourth treatment stage, the Bickenbach sewage treatment plant is taking a decisive step towards sustainable water and drinking water protection.
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