Digital Turbidity Sensor for Water, 0~10 NTU, RS485

SKU: SUCH-TUS-DTS310
$1,056.18
● Output signal RS485 (MODBUS/RTU) ● Measuring range: 0~10 NTU ● Resolution 0.001 NTU, 0.1℃ ● Housing material: ABS, IP65 protection
🚚 Free shipping
🕒 Delivery date: 6-12 days
🔁 30-day Returns
Overview

Digital turbidity sensor employs a stable 90° scattered light principle and uses a laser LED light source, featuring strong resistance to external light interference and high measurement accuracy. Its measurement range is 0~10 NTU, and the built-in temperature sensor enables automatic temperature compensation, making it suitable for long-term online water quality monitoring. SUCH turbidity sensor supports RS485 interface and MODBUS/RTU protocol for easy system integration. The housing is made of ABS material and has an IP65 protection rating, allowing for stable operation in various outdoor or industrial environments.

Feature

  • Designed as a digital sensor with RS485 output and MODBUS/RTU protocol support, making system integration easy.
  • Based on the 90° scattered light principle and equipped with a built-in temperature sensor for automatic temperature compensation to ensure accurate measurements.
  • Closed structural design with strong resistance to external light interference, suitable for complex environments.
  • Uses a laser LED light source with an added optical filtering design to effectively reduce light-source interference and enhance measurement stability.
  • Features low power consumption and anti-interference internal circuitry, ensuring long-term stable operation of the sensor.

Digital turbidity sensor feature

Dimension (Unit: mm)

Digital turbidity sensor dimension

Wiring

Wire Type Description
Brown wire Power supply (12 or 24VDC)
Black wire Ground (GND)
Blue wire 485A
White wire 485B
Bare wire Shielding layer


Detail

Digital turbidity sensor detail

Specs
Output Signal RS485, MODBUS/RTU protocol
Measurement Method 90° diffused light method
Measuring Range 0~10 NTU
Accuracy ±3% or ±0.1 NTU, whichever is greater; ±0.5℃
Resolution 0.001 NTU, 0.1℃
Operating Conditions 0~50℃, 100~500 mL/min
Calibration Method Two-point calibration
Response Time 30 seconds (T90)
Temperature Compensation Automatic temperature compensation
Power Supply 12 or 24VDC±20%, 30mA
Dimensions 140*150*70mm
Protection Rating IP65
Sensor Housing Material ABS
Application
Water supply system

Water Supply System

Agriculture

Agricultural Water Use

Pipeline water monitoring

Pipeline Water Monitoring

FAQ

The digital turbidity sensor operates based on the principle of 90° scattered light, calculating turbidity values by measuring the intensity of light scattered by suspended particles.

Possible causes include: the optical window being covered by dirt, the presence of air bubbles, lack of calibration, unstable power supply, or excessive water flow fluctuations.

It is recommended to install the sensor in an area with stable water flow and no air bubbles, or to use a mounting bracket with an anti-air bubble structure.

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