
The Dragino DR-TS4000 is a robust, industrial-grade water turbidity sensor designed for accurate monitoring of suspended particles and water clarity in demanding aquatic environments.
With a measurement range of 0–4000 NTU, the DR-TS4000 is suitable for applications involving water with varying turbidity levels, including wastewater treatment, industrial process water, aquaculture and environmental monitoring.
The sensor uses 90° optical light scattering technology to measure turbidity, providing a practical method for monitoring changes in suspended particle concentration.
Its RS485 Modbus RTU interface enables integration with compatible PLCs, SCADA systems, industrial data loggers and water quality monitoring equipment.
The durable IP68-rated waterproof enclosure allows installation in suitable submerged environments, while the integrated 5-meter cable simplifies connection to compatible monitoring equipment.
Operating with a 10–30V DC power supply, the DR-TS4000 can be integrated into industrial automation systems and continuous water monitoring installations.
The sensor is particularly useful for wastewater treatment plants, industrial facilities, aquaculture systems and environmental monitoring stations requiring reliable turbidity measurements.
Important: The DR-TS4000 is an RS485 Modbus RTU sensor and does not include integrated LoRaWAN connectivity. For wireless data transmission, it must be connected to a compatible external LoRaWAN transmitter or RS485 communication device.
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🔑 Key Features
💧 Water Turbidity Measurement – Monitors water clarity and suspended particle levels.
📊 0–4000 NTU Measurement Range – Suitable for low to high turbidity monitoring applications.
🔬 90° Optical Scattering Technology – Optical turbidity measurement principle.
🔗 RS485 Modbus RTU Interface – Standard industrial communication for monitoring and automation systems.
🌊 IP68 Waterproof Protection – Designed for suitable submerged installations.
🔌 10–30V DC Power Supply – Compatible with industrial DC power systems.
📏 Integrated 5 m Cable – Facilitates connection to external equipment.
🏭 Industrial Integration – Suitable for PLC, SCADA and data acquisition applications.
♻️ Wastewater Monitoring – Monitor turbidity in wastewater treatment processes.
🐟 Aquaculture Applications – Track water clarity in fish farming and aquaculture systems.
📡 Optional LoRaWAN Integration – Can be connected to a compatible external LoRaWAN transmitter.
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🛠 Applications
🚰 Water Treatment Facilities – Monitor turbidity during water treatment processes.
♻️ Wastewater Treatment Plants – Measure turbidity in wastewater treatment and discharge monitoring.
🏭 Industrial Process Water – Monitor water clarity in industrial operations.
🐟 Aquaculture & Fish Farming – Monitor suspended particles and turbidity in aquaculture systems.
🌊 Environmental Water Monitoring – Measure turbidity in rivers, reservoirs and other suitable water bodies.
🌾 Agricultural Water Systems – Monitor water turbidity in irrigation and water management installations.
📊 SCADA & Automation Systems – Integrate turbidity measurements into industrial monitoring platforms.
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📦 Package Includes
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1 × Dragino DR-TS4000 Water Turbidity Sensor
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1 × Integrated 5 m Connection Cable
External power supply, RS485 controller and LoRaWAN transmitter are not included.
📥 Product Downloads
- Manufacturer: Dragino
- Model: DR-TS4000
- SKU: DR-TS4000
- Product Type: Water Turbidity Sensor
- Measured Parameter: Water Turbidity
- Measurement Range: 0–4000 NTU
- Measurement Principle: 90° Optical Light Scattering
- Communication Interface: RS485
- Communication Protocol: Modbus RTU
- Power Supply: 10–30V DC
- Ingress Protection: IP68
- Cable Length: 5 m
- Installation: Suitable Submerged Water Monitoring Applications
- Integrated LoRaWAN: No
- LoRaWAN Connectivity: Requires Compatible External Transmitter
- Applications: Wastewater, Aquaculture, Industrial and Environmental Monitoring


















