Online UV Spectral Analysis Sensor of Drinking Water and Wastewater Monitoring

Experts in in online UV spectroscopy

More benefits

Comprehensive Spectrum Analysis: By examining the complete UV spectrum, the OPUS delivers precise measurements of nitrogen and carbon compounds, including nitrate (N-NO₃), nitrite (N-NO₂), and various organic substances such as CODeq, BODeq, DOCeq, and TOCeq. 

Real-Time, Reagent-Free Monitoring: Experience immediate results without the need for sample preparation or chemical reagents, streamlining your workflow and reducing operational costs. 

Advanced User Interface: The innovative TriOS G2 interface allows for effortless sensor configuration via any web browser, ensuring seamless integration into existing process control systems and data loggers. 

Wireless Connectivity: With built-in Wi-Fi, control and monitor the OPUS using laptops, tablets, or smartphones without the need for additional software installations. 

Durable Design with Nano-Coated Optics: Constructed from high-quality stainless steel or titanium, the OPUS features nano-coated optical windows that resist fouling, ensuring long-term durability and minimal maintenance. 

Versatile Application Range: Ideal for sewage treatment plants, environmental monitoring, drinking water surveillance, and various industrial applications, the OPUS adapts to diverse monitoring needs. 

List of application

  • N-NO3 / Nitrate
  • N-NO2 / Nitrite
  • CODeq
  • BODeq
  • DOCeq
  • TOCeq
  • TSSeq
  • KHP
  • SAC254
  • CODeq – SACeq
  • BODeq – SACeq

Latest updates about the OPUS Sensor

Stop Water Quality Guesswork: The Best Nitrate & Nitrite Sensor Explained

Stop water quality guesswork with the best nitrite & nitrate sensor! Discover how advanced technology ensures accurate, real-time monitoring for safe and clean water.

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Looking after your world since 1971
Knowledgeable, experienced staff

Our team of dedicated field support group technicians are vastly experienced in applications and installations. We therefore appreciate and understand how analysers work, why they were installed and what data they typically ought to produce.

Spare and replacement parts

Scroll down to use our contact form to enquire about spare and replacement parts. If you do not know the part number or name for a required spare part please simply describe the spare part. Our team of expert engineers are here to help.

Requesting technical documents

Submit your details at the bottom of this page and your request will be processed immediately by our team of engineers at PMA. For technical documents please ensure to include details about your application so that our team can deliver a bespoke document for your specific requirements.

To contact us, or to request a callback, simply use the form below and we will promptly get back to you.

We greatly value all of the inquiries which our products and services generate and we are very confident that we will have the right solution available for you at the first point of contact when you reach our experienced team of engineers.