Suzhou Delfino Environmental Technology Co., Ltd.
                                                                                                           
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11 Years
Since 2015
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CODuv351 Digital Water Quality Sensor for COD 0.75-370mg/L TOC 0.3-150mg/L Turbidity 0-300 NTU Measurement

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 5-25 days
Brand: Daruifuno
Product Description
Product Overview

This digital multi-parameter sensor utilizes UV254 ultraviolet absorption technology to simultaneously measure COD, TOC, and turbidity in water treatment applications. The advanced optical system provides accurate, real-time monitoring without chemical reagents or sample digestion.

Technical Specifications
Parameter Specification
Model CODuv351
Measuring Principle UV254 ultraviolet absorption method
COD Measuring Range 0.75~370mg/L
COD Resolution 0.01mg/L
COD Accuracy ±2% or ±2.5mg/L
TOC Measuring Range 0.3~150mg/L
TOC Resolution 0.1mg/L
Turbidity Range 0~300 NTU
Operating Temperature +5~45℃
Response Time T90 max. 10s
Protection Grade IP68
Dimensions Diameter 50mm, length 215mm
Power Supply 12V 15mA (normal), 200mA (max. when cleaning)
Output Interface RS485, Modbus RTU protocol
Key Features
  • UV254 nano-ultraviolet absorption measurement requires no consumables
  • Dual light sources (254nm and 365nm UV reference light)
  • Automatic elimination of suspended solids interference and turbidity compensation
  • Simultaneous measurement of COD, TOC, turbidity and temperature
  • Drop-in installation with no sample digestion required
  • Fast analysis speed with real-time response
  • RS485 digital interface with Modbus communication protocol
  • Excellent repeatability and stability, unaffected by ambient light
  • Integrated self-cleaning brush reduces maintenance frequency
  • Compact design with IP68 protection for harsh environments
Documentation

Applications
  • Surface water monitoring
  • Process water quality control
  • Sewage treatment plants
  • Industrial wastewater analysis
  • Drinking water quality assurance
  • River and environmental monitoring
Product Image
Digital COD TOC Turbidity Sensor for water treatment applications
Frequently Asked Questions
What parameters can the COD sensor detect?

Our COD sensor can detect COD, BOD, turbidity and temperature simultaneously.

What is the delivery time?

Standard delivery is 3 days for in-stock items, or within 20 days for custom orders depending on quantity.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Suzhou Delfino Environmental Technology Co., Ltd.
Location Room 301, Building 3, No. 25 Datong Road, High-tech Zone, Suzhou City, JIANGSU P.R CHINA
Contact Person Yuki Fu

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