The Dragino NDDS20 is a high-precision NB-IoT liquid level sensor, designed for real-time water and fluid level monitoring. Using ultrasonic technology, the NDDS20 provides accurate and reliable measurements for tanks, reservoirs, and industrial liquid storage applications. With NB-IoT connectivity, IP67 waterproof housing, and ultra-low power consumption, this sensor is ideal for smart agriculture, industrial automation, and environmental monitoring.
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💡 Key Features
📡 NB-IoT Connectivity – Long-range, low-power wireless data transmission
🌊 Ultrasonic Liquid Level Measurement – Detects fluid levels with high precision
🔋 Ultra-Low Power Consumption – Battery-powered for up to 10 years of operation
🌧️ IP67 Waterproof & Rugged Design – Suitable for outdoor and industrial environments
⚡ Configurable Data Transmission – Supports periodic and event-based reporting
🏭 Industrial-Grade Reliability – Designed for water tanks, fuel monitoring, and remote fluid measurement
📊 Seamless Integration with IoT Platforms – Compatible with major cloud-based monitoring systems
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🛠 Applications
🚰 Water Tank Monitoring – Monitor water levels in reservoirs and storage tanks
⛽ Fuel & Chemical Storage – Ensure safe and efficient fuel or liquid management
🏭 Industrial Process Control – Maintain optimal fluid levels in manufacturing facilities
🌾 Smart Agriculture & Irrigation – Optimize water usage for farming operations
🏙️ Smart Cities & Flood Prevention – Monitor drainage and stormwater levels in real time
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📦 Package Includes
- 1 × Dragino NDDS20 NB-IoT Liquid Level Sensor
- 1 × Mounting Kit
- 1 × User Manual
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📥 Product Downloads
- Device Type: NB-IoT Liquid Level Sensor
- Measurement Technology: Pressure-based level sensing
- Measurement Range: 0 to 5 meters or 0 to 10 meters (selectable)
- Measurement Accuracy: ±0.5% FS
- Communication Protocol: NB-IoT (LTE Cat NB1)
- Frequency Bands: B1/B3/B8/B5/B20/B28
- SIM Card: Nano SIM (user-provided)
- Power Supply: Internal battery (8500 mAh Li-SOCl₂, lifespan up to 5 years)
- Ingress Protection: IP67 (Outdoor & harsh environments)
- Operating Temperature: -20°C to 60°C
- Installation: Wall or surface mounting with probe submersed in liquid
- Additional Features: Ultra-low power consumption, real-time remote monitoring, robust waterproof design, ideal for water tanks, rivers, reservoirs, agriculture, and industrial liquid level monitoring