High-Performance Water Quality Measurement Instruments
Portable UV254 Devices for On-the-Go Water Testing
Explore our comprehensive range of instruments, including controllers, portable monitors, and advanced measurement probes, all engineered to deliver accuracy and efficiency.
Online UV Nitrate Monitoring System
Online UV Nitrate Monitor – Continuous Real-Time Nitrate Measurement
Accurately monitor nitrate levels in real time with our Online UV Nitrate Monitor. Using advanced UV absorbance technology, it measures nitrate concentrations from 0–20 mg/L with no reagents required.
Designed for continuous operation, this sensor is ideal for a wide range of water quality applications including: Boreholes, Reservoirs, Surface water and environmental monitoring, Final effluent Monitoring and Aeration control in wastewater treatment.
With robust construction and low maintenance requirements, it provides reliable, real-time data to support process optimization, compliance and efficient water resource management.
Online UV254 Monitor
Online UV254 Monitor – Continuous Organic Monitoring
Measure UV Transmission (%) and UV Absorbance in real-time with this reliable UV254 Monitor with automatic jet wash cleaning. Measuring UV254 in real-time allows you to track Natural Organic Matter and helps to trend Chemical Oxygen Demand (COD), Total Organic Carbon (TOC) and Dissolved Organic Carbon (DOC).
Ideal for continuous monitoring in applications: Drinking water treatment, Wastewater effluent monitoring, Industrial process water, Surface water quality assessment and Early warning for organic pollution events
The UV254 Monitor delivers reliable, low-maintenance performance with real-time data for process optimization, regulatory compliance and environmental protection.
Portable UV254 Go! Controller UVT/A
UV254 Go! Portable, Cuvette for UVT and UVA Measurements, Includes 2 x 10mm Cuvettes and Spare Battery.
Portable UV254 Go! Controller Surrogates
UV254 Go! Portable, Cuvette for UVT and UVA, COD, BOD, TOC, DOC Measurements, Includes 1 x 2mm, 1 x 5mm, 2 x 10mm Cuvettes, and Spare Battery. Available in multiple languages.
Online Multi-Channel Water Quality Controller
Push Button Water Quality Controller for use with up to 8 probe inputs.
Online Komet Multi Parameter Controller
Multi channel Scada controller for use with water quality probes.
Online USM Scada Controller
The USM Water Quality Meter is a versatile controller designed for real-time monitoring water quality parameters across a wide range of applications. With the capability to measure both Modbus and Ion Selective Electrode (ISE) sensors simultaneously, it provides reliable and efficient analysis for both industrial and environmental needs.
This compact unit supports a comprehensive range of sensor types, including UV254, pH, Redox, Ammonia, Ammonium, Calcium, Chloride, Fluoride, Nitrate, Potassium, conductivity, turbidity, dissolved oxygen and ORP. It features a bright 3-inch full-graphic LCD display and a simple 4-button control interface, making setup and calibration straightforward.
Engineered for flexibility, the meter includes two 4-20mA outputs, an RS485 Modbus communications port, and three fully programmable relays. The enclosure is IP66/NEMA 4X rated, providing robust protection in challenging environments. Sensor installation options are equally adaptable, with solutions for open tanks, flow channels or inline pipe insertion.
Optional features include an integrated data logger with a 4GB SD card and PC-compatible reporting software, offering long-term data capture and analysis. Whether used in water treatment plants, chemical dosing systems, aquaculture or environmental monitoring, this meter delivers dependable performance and ease of use.
Online Nitrate Probe
Engineered for reliability and precision, our UV LED Nitrate Probe is the ideal solution for continuous nitrate monitoring in wastewater treatment and water management applications. Built from high-grade stainless steel and durable quartz glass, this robust sensor is designed to withstand the harshest environments, from aeration tanks at wastewater treatment plants (WWTPs) to remote boreholes, reservoirs and at Water Treatment Works (WTWs).
With a measurement range of 0–20 mg/L, the probe delivers highly accurate, real-time nitrate level detection using UV LED technology, increasing sensor lifetime, reducing maintenance and swap-outs while helping to maximize operational efficiency.
Key Features:
Measurement Range: 0–20 mg/L NO₃⁻
Rugged Design: Stainless steel body and quartz glass optical window ensure long-term durability
Advanced UV LED Technology: Precise, reagent-free nitrate measurement
Versatile Applications: Ideal for use in aeration tanks, boreholes, reservoirs, WTWs, and WWTPs
Low Maintenance: Non-contact optical design minimizes fouling and drift
Whether you're optimizing nutrient removal or ensuring compliance, the UV LED Nitrate Probe delivers the accuracy, durability and versatility water professionals in the field demand.
Online UV254: UVT(%), UV Abs, COD, BOD, TOC and DOC Probe 2mm Path Length
UV254 Probe (2mm Pathlength) – Modbus-Compatible Stainless Steel Sensor for Organic and Solids Monitoring
This high-performance UV254 Probe offers real-time measurement of Key Parameters:
UV Transmission (%T)
UV Absorbance (UV254)
Chemical Oxygen Demand (COD)
Biological Oxygen Demand (BOD)
Total Organic Carbon (TOC)
Dissolved Organic Carbon (DOC)
Total Suspended Solids (TSS)
With seamless integration with systems such as the USM SCADA Controller, Komet Multiparameter Controller, the Online Multi Parameter Controller and most other Modbus compatible controllers.
Designed for online, continuous monitoring, this probe delivers accurate data for process control, environmental monitoring, and compliance in drinking water, wastewater and industrial applications.
Online UV254: UVT(%), UV Abs, COD, BOD, TOC and DOC Probe 5mm Path Length
UV254 Probe (5mm Pathlength) – Modbus-Compatible Stainless Steel Sensor for Organic and Solids Monitoring
This high-performance UV254 Probe offers real-time measurement of Key Parameters:
UV Transmission (%T)
UV Absorbance (UV254)
Chemical Oxygen Demand (COD)
Biological Oxygen Demand (BOD)
Total Organic Carbon (TOC)
Dissolved Organic Carbon (DOC)
Total Suspended Solids (TSS)
With seamless integration with systems such as the USM SCADA Controller, Komet Multiparameter Controller, the Online Multi Parameter Controller and most other Modbus compatible controllers.
Designed for online, continuous monitoring, this probe delivers accurate data for process control, environmental monitoring, and compliance in drinking water, wastewater and industrial applications.
Online UV254: UVT(%), UV Abs, COD, BOD, TOC and DOC Probe 10mm Path Length
UV254 Probe (10mm Pathlength) – Modbus-Compatible Stainless Steel Sensor for Organic and Solids Monitoring
This high-performance UV254 Probe offers real-time measurement of Key Parameters:
UV Transmission (%T)
UV Absorbance (UV254)
Chemical Oxygen Demand (COD)
Biological Oxygen Demand (BOD)
Total Organic Carbon (TOC)
Dissolved Organic Carbon (DOC)
Total Suspended Solids (TSS)
With seamless integration with systems such as the USM SCADA Controller, Komet Multiparameter Controller, the Online Multi Parameter Controller and most other Modbus compatible controllers.
Designed for online, continuous monitoring, this probe delivers accurate data for process control, environmental monitoring, and compliance in drinking water, wastewater and industrial applications.
Online UV254: UVT(%), UV Abs, COD, BOD, TOC and DOC Probe 20mm Path Length
UV254 Probe (20mm Pathlength) – Modbus-Compatible Stainless Steel Sensor for Organic and Solids Monitoring
This high-performance UV254 Probe offers real-time measurement of Key Parameters:
UV Transmission (%T)
UV Absorbance (UV254)
Chemical Oxygen Demand (COD)
Biological Oxygen Demand (BOD)
Total Organic Carbon (TOC)
Dissolved Organic Carbon (DOC)
Total Suspended Solids (TSS)
With seamless integration with systems such as the USM SCADA Controller, Komet Multiparameter Controller, the Online Multi Parameter Controller and most other Modbus compatible controllers.
Designed for online, continuous monitoring, this probe delivers accurate data for process control, environmental monitoring, and compliance in drinking water, wastewater and industrial applications.