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TracWater TW-4737A Online Conductivity (Salinity) Sensor

What's In The Box

  • TW-4737A Conductivity Sensor

  • 10m Cable (default), Customisable

  • User Manual

  • Delivery Inspection Report

Applications

Surface Water Monitoring:

Lakes and Rivers: Monitoring conductivity to assess water quality and detect pollution.

Reservoirs: Ensuring the quality of water used for drinking and irrigation.

 
Municipal Sewage:
Wastewater Treatment Plants: Monitoring sewage conductivity to optimise treatment processes and ensure compliance with discharge regulations.

Industrial Wastewater:

Effluent Monitoring: Ensuring industrial effluent meets environmental standards by tracking conductivity levels.

Process Control: Managing conductivity in industrial processes to maintain product quality and safety.
 

Sewage Treatment:
Treatment Facilities: Optimising treatment processes by monitoring conductivity levels.

Aquaculture:
Fish Farms: Monitoring water quality to maintain optimal conditions for fish health and growth.

Water Quality Sensors

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TracWater TW-4737A Online Conductivity (Salinity) Sensor

Model number: TW-4737A
Power:  0.2W
Dimension: Φ22mm*175.5mm
Customise: OEM, ODM

Product description:
TracWater TW-4737A online conductivity (salinity) sensor adopts advanced four-electrode technology and features an RS485 digital communication interface that supports the MODBUS protocol. Compared to traditional two-electrode sensors, it provides superior accuracy, a wider measurement range, and enhanced stability.

Overview

TracWater TW-4737A online conductivity (salinity) sensor adopts advanced four-electrode technology and features an RS485 digital communication interface that supports the MODBUS protocol. Compared to traditional two-electrode sensors, it provides superior accuracy, a wider measurement range, and enhanced stability. The sensor includes an integrated temperature sensor and employs automatic temperature compensation technology to ensure precise measurements across varying temperature conditions.

Features

  • Equipped with an RS-485 communication interface and supporting the standard MODBUS protocol.
     

  • Simultaneously outputs parameters for conductivity, salinity, TDS, and temperature, providing comprehensive monitoring capabilities.
     

  • Features a corrosion-resistant housing with an IP68 waterproof rating, allowing for long-term underwater operation in demanding environments.
     

  • Includes an integrated temperature sensor with automatic temperature compensation functionality to maintain measurement accuracy across different temperatures.
     

  • Includes built-in calibration parameters, accurately calibrated prior to delivery for direct installation and use.

Specifications

Name

TW-4737A Conductivity (Salinity) Sensor

Measuring principle

Four-electrode technology

Conductivity range

0-200mS/cm
(0-2mS/cm、2-20mS/cm、20-200mS/cm)

Conductivity accuracy

±1% or 0.01ms/cm (take the bigger one)

Salinity range

0-175ppt

Salinity accuracy

±1ppt

TDS Range

0-128000mg/L

Temperature range

0-50℃

IP range

IP68

Interface

RS-485, MODBUS Protocol

Power

0.2W(DC 9-24V,>500mA)

Size

Φ22mm*175.5mm

Cable length

10 metres(default), customisable

Calibration

one-point or two-point calibration

Sensor housing material

Ni+PEEK+Ti

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