Suspended solids & SVI analysis.Discover S3A
Slide

Multi-Parameter Optical Sensors Redefining Water Quality Monitoring Across Industries

Slide
Innovative TriOS Range: Comprehensive Water Quality Monitoring for Every Industry

The TriOS range of advanced optical sensors sets the standard for precision and reliability in water quality monitoring. Designed to meet the diverse needs of industries such as environmental management, wastewater treatment, drinking water assurance, and petrochemical processes, TriOS sensors combine cutting-edge technologies with robust construction. From hyperspectral photometers like the VIPER to UV absorption solutions like the LISA UV and multi-parameter sensors like the NICO Plus, the range delivers accurate, real-time data without sampling or reagents. With nano-coated optical windows, energy-efficient LEDs, and seamless system integration, TriOS sensors empower professionals to optimise processes and ensure compliance, all while minimising maintenance and operational costs.

Our products, your world.

TRIOS SENSORS

TriOS provides a comprehensive selection of high-quality optical sensors, including photometers, fluorometers, radiometers, and electrochemical probes, designed for precise, real-time water quality monitoring across various applications. These durable instruments offer reagent-free measurements of parameters such as nitrate, nitrite, turbidity, and oil in water, ensuring accurate data for environmental, industrial, and drinking water assessments.

OPUS

Multi-Parameter UV spectral sensor drinking water and wastewater treatment.

UV absorption sensor technology powers the TriOS NICO Plus

NICO PLUS

Multi-Parameter UV-Absorption Sensor for real-time nitrate, organic carbon, and UVT254 monitoring in water and wastewater applications.

LISA UV

Advanced UV254 Absorption Sensor for real-time organic compound, TOC, and UVT254 monitoring in water quality applications.

VIPER

VIS Sensor Spectral Water Quality Monitoring in our UV Sensor range.

NICO

Online nitrate sensor using UV-absorption for real-time, reagent-free monitoring.

The Ultimate Fluorescence Sensor for Oil in Water Monitoring is Here

enviroFlu

Online Oil in Water Sensor for PAH & BTX Detection with UV Fluorescence

Our products, your world.

Electro-chemical Sensors

The TriOS eCHEM product line includes durable and high-precision electrochemical sensors designed to work seamlessly with TriBox controllers. These sensors offer real-time, reagent-free measurements, reducing maintenance and operational costs while providing reliable data for critical applications.

TPH

Robust digital pH sensor for operation on TriBox controllers. Digital communication ensures safe and trouble-free signal transmission from the sensor to the controller.

TORP

Turbidity Measurement with TriOS TORP Sensor: Advanced Electrochemical Solutions for Water Quality Monitoring

Our products, your world.

TRIOS CONTROLLERS

TriOS offers advanced controllers that seamlessly integrate with their digital sensors, providing precise measurement and control solutions across various applications. The TriBox3 is a robust 4-channel display and control unit featuring an integrated solenoid valve for pneumatic cleaning, multiple communication interfaces, and open Modbus RTU communication support. For more compact requirements, the TriBox mini is a 2-channel controller compatible with all TriOS digital sensors, offering open Modbus RTU communication and an integrated data logger. Both controllers are engineered for reliability and efficiency, ensuring optimal performance in environmental monitoring, drinking water, and wastewater treatment applications.  

TRIBOX3

Versatile 4-Channel Display and Control Unit for Digital Sensor Integration

Our products, your world.

TW Master Series

The TW Master Series is a modular range of advanced water quality sensors designed for precise drinking water analysis. Beginning with the TW Turb turbidity sensor, the series expands to include nitrate, pH, conductivity, dissolved oxygen, chlorine modules, and specialised parameters like tryptophan, chlorophyll, cyanobacteria, CDOM, and PAH. This modular design enables customised parameter combinations to suit the specific needs of any application. With a seamless series connection in groups of three and a bypass installation, the TW Master Series ensures efficient and accurate water quality monitoring for diverse applications.

TW Turb

Turbidity sensor for precise analysis of drinking water, providing accurate real-time measurements and modular integration for comprehensive water quality monitoring.

TW pH / EC

TW pH/EC analyser from TriOS’s TW Master Series offers precise pH and conductivity measurements for drinking water.

Behind the Innovation: The History and Craftsmanship of TriOS Sensors

Discover the legacy of TriOS, a pioneer in optical sensor technology for water quality monitoring. Learn how decades of expertise and cutting-edge engineering combine to create innovative, reliable, and precise instruments trusted across industries worldwide.

A Lasting Collaboration

Looking after your world since 1971

PMA employee coordinating service support using a tablet

Expert Support

Knowledgeable,
experienced staff

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

Part Request

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, simply describe the spare part. Our team of expert engineers are here to help.

Datasheets

Requesting technical documents

Submit your details at the bottom of this page and include information about your application so our engineers can provide the relevant technical documents for your requirements.

Let’s talk about your application.

Speak to the PMA team about your instruments, reagents or service requirements. Tell us what you need, and we’ll help you find the right next step.

  • Advice for your application. Find the right instruments, sensors and chemical reagents for your process.
  • Practical service support. Discuss commissioning, calibration, maintenance or an instrument issue with our team.
  • Clear next steps. Ask a technical question or request a callback, with your site and measurements in mind.
  • An enquiry, not a mailing list. Your details are used to respond to you. You won’t be added to a marketing database.

Trusted by our clients

Prefer to speak with us?

Call 01484 843 708

You can also email [email protected].

Tell us how we can help

Share your requirements below. All fields are required.


Your enquiry goes directly to our team. Your details are used to respond to you, and you won’t be added to a marketing database. Read our privacy policy.