
The Dragino DR-TS4000 is a rugged and high-range water turbidity sensor designed to deliver reliable and accurate turbidity measurements in demanding environments.
With measurement capability up to 4000 NTU and a robust IP68 waterproof design, the DR-TS4000 is ideal for long-term monitoring of water clarity in drinking water systems, wastewater, industrial processes, aquaculture, and environmental applications.
Equipped with a RS485 Modbus-RTU interface, this sensor seamlessly integrates into industrial networks, enabling real-time data acquisition and easy connectivity to PLCs, data loggers, and automation systems.
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✨ Key Highlights
📊 Wide Measurement Range up to 4000 NTU – Monitor from crystal-clear to highly turbid water conditions.
💧 IP68 Waterproof & Pressure Resistant – Built to withstand harsh submerged environments and extended deployments.
📡 RS485 Modbus-RTU Interface – Industry-standard communication for PLC/SCADA and data acquisition systems.
🔬 Stable Optical Measurement – Uses 90° light scattering technology for precise and dependable turbidity readings.
⚙️ Industrial Power Supply Support (10–30 V DC) – Flexible power options for industrial installations.
🔋 Low Power Consumption – Efficient energy use for continuous monitoring.
📏 Integrated 5 m Cable – Ready for installation right out of the box.
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👉 The DR-TS4000 is the ideal choice for engineers, automation specialists, and water quality professionals who need a robust, accurate, and easy-to-integrate turbidity sensor for critical water monitoring applications.
📥 Product Downloads
- Sensor Type: Water Turbidity Sensor (DR-TS4000)
- Measurement Range: 0–4000 NTU
- Resolution: 1 NTU
- Accuracy: ±5% FS @ 25 °C
- Measurement Principle: 90° light scattering
- Interface: RS485, Modbus-RTU protocol (9600 baud default)
- Power Supply: DC 10–30 V
- Power Consumption: ≤ 0.2 W
- Operating Temperature: 0 °C to +40 °C
- Protection Rating: IP68 waterproof
- Cable Length: ~5 m (standard)










