The Dragino LSN50v2-S31 is a rugged, outdoor LoRaWAN temperature and humidity sensor, designed for accurate remote monitoring in harsh environments. Featuring a high-precision SHT31 sensor, long-range LoRaWAN connectivity, and an IP67 waterproof enclosure, this device is ideal for smart agriculture, industrial applications, and environmental monitoring. The 3m cable allows for flexible sensor placement in demanding locations.
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💡 Key Features
📡 LoRaWAN EU868 Connectivity – Long-range, low-power wireless data transmission
🌡️ High-Precision SHT31 Sensor – Measures temperature (-40°C to +125°C) & humidity (0-100% RH)
🔋 Ultra-Low Power Consumption – Battery-powered for up to 10 years of operation
🌧️ IP67 Waterproof & Rugged Enclosure – Suitable for outdoor and extreme conditions
⚡ 3m Sensor Cable – Allows flexible sensor placement away from the main unit
📊 Configurable Data Transmission – Supports periodic and event-based reporting
🏭 Industrial-Grade Reliability – Designed for harsh environmental applications
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🛠 Applications
🏭 Industrial Temperature & Humidity Monitoring – Maintain stable conditions in critical environments
🌾 Smart Agriculture & Greenhouses – Optimize crop health with real-time environmental data
❄️ Cold Chain & Refrigeration Monitoring – Ensure compliance with temperature-sensitive storage
🏢 Smart Buildings & HVAC Control – Improve energy efficiency and climate regulation
🏞️ Weather & Environmental Monitoring – Track temperature and humidity in remote locations
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📦 Package Includes
- 1 × Dragino LSN50v2-S31 LoRaWAN Outdoor Temperature & Humidity Sensor
- 1 × 3m External Sensor Cable
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📥 Product Downloads
- Device Type: Outdoor LoRaWAN® Temperature & Humidity Sensor
- Measurement Parameters: Temperature & Humidity
- Temperature Measurement Range: -40°C to 80°C (Accuracy ±0.5°C)
- Humidity Measurement Range: 0% to 99.9% RH (Accuracy ±3%)
- Sensor Cable Length: 3 meters (standard)
- LoRaWAN® Protocol: 1.0.3, Class A
- Frequency Band: EU868
- LoRa® TX Power: Up to 14 dBm
- LoRa® Sensitivity: -137 dBm (SF12)
- Power Supply: Battery-powered (8500 mAh Li-SOCl₂, lifespan up to 10 years)
- Ingress Protection: IP67 (Outdoor & harsh environment)
- Operating Temperature: -30°C to 70°C (Transmitter)
- Installation: Wall or surface mounting
- Additional Features: Real-time monitoring, robust waterproof design, ultra-low power consumption, ideal for agriculture, industrial, and environmental monitoring


















