top of page

​TracWater TW-4745A Self-Cleaning Colour Sensor

What's In The Box

  • TW-4745A Colour Sensor

  • 10m Cable (default), Customisable

  • User Manual

  • Delivery Inspection Report

Applications

Drinking Water Processing:
Ensures the quality of water at the intake stage by monitoring its colour, which is crucial for maintaining safe drinking water standards.

Surface Water Monitoring: 
Effective for real-time monitoring of surface water bodies to detect and respond to changes in water quality.

Municipal Wastewater Processing: 
Assists in the treatment process by providing accurate colour data, which is essential for the effective treatment of wastewater.

Industrial Wastewater Processing: 
Helps industries to monitor and manage the quality of their wastewater discharge, ensuring compliance with environmental regulations.

Water Quality Sensors

Y531a.png
Y531a.png

TracWater TW-4745A Self-Cleaning Colour Sensor

Model number: TW-4745A
Power:  0.1W (non-wiping), 0.8W (wiping)
Dimension: Φ46mm*189.5mm
Customise: OEM, ODM

Product description:
TracWater TW-4745A self-cleaning colour sensor uses absorption and is ISO compliant. Customised optical devices, small size, easy installation and maintenance. Self-cleaning colour sensors are ideal for cost effective monitoring in the inlet stages of drinking water treatment, surface water, municipal and industrial wastewater treatment.

Overview

TracWater TW-4745A colour sensor employs the absorption method and complies with ISO design standards. It features customised optical components, a compact structure, ease of installation and maintenance, and operates without the need for reagents, ensuring both economical operation and environmental friendliness. The sensor is equipped with an automatic cleaning device that compensates for turbidity interference, thereby ensuring excellent stability for long-term online water quality monitoring. It finds extensive application in water quality testing and process monitoring across various fields, including surface water, beverages, and food industries.

Features

  • Digital sensor with RS-485 output and standard MODBUS protocol.

​

  • Enables fast and direct online measurement, eliminating the need for costly sampling and laboratory analysis.

​

  • Provides automatic compensation for turbidity interference, ensuring reliable test performance.

​

  • Features a self-cleaning brush to prevent microbial attachment, extending the maintenance interval.

​

  • All calibration data is stored directly in the sensor, enabling seamless on-site installation and immediate use.

Specifications

Name

Colour Sensor

Model

TW-4745A

Measuring principle

Absorption method

Range

0-500Hazen

Linearity

R²＞0.999

Resolution

0.01Hazen

Temperature range

0-50℃

Maximum water depth

30m

IP range

IP68

Interface

RS-485，MODBUS protocol

Power

0.1W (non-wiping), 0.8W (wiping); DC 9-24V >1A

Size

Φ46mm*189.5mm

Cable length

10 m (default), customisable

Calibration

1-point or 2-point calibration

Sensor Housing Material

Ti

bottom of page