LoRaWAN Sulfur Dioxide (SO2) Temperature And Humidity 3-In-1 Sensor | Atmospheric Environment Monitoring/Industrial Waste Gas Emissions
Introducing our LoRaWAN Gas Hydrogen Sulfide & Sulfur Dioxide (SO₂) Sensor — a state-of-the-art IoT wireless sensing solution engineered on the robust foundation of LoRa technology.
Integrated with dual-core sensing modules for hydrogen sulfide and sulfur dioxide detection, plus an auxiliary temperature and humidity sensor, this device leverages advanced electrochemical principles to deliver real-time, high-precision monitoring of multi-gas concentrations and ambient climate parameters.
What truly sets it apart are its three core strengths:
Precise measurement: Calibrated with professional-grade algorithms to ensure minimal margin of error, capturing even subtle fluctuations in gas levels for reliable data insights.
Stable performance: Built with industrial-grade components, it maintains consistent operation in harsh environments such as chemical plants and industrial emission sites, free from signal drift or data interruption.
Low energy consumption: Optimized power management design supports long-lasting wireless transmission without frequent battery replacement, drastically reducing maintenance costs.
Thanks to these superior features, our LoRaWAN H₂S & SO₂ Sensor is perfectly suited for long-term, continuous deployment across a wide range of scenarios, including environmental quality monitoring, industrial pollution control, chemical plant safety supervision, and urban air quality management.
SO2 Sensor Specification:
| Power Supply | 5~28VDC |
| Power Interface |
DC 5.5mm × 2.1mm (positive inside and negative outside) |
| Weight | 120g |
| Operating Emperature | -20℃～50℃ |
|
Humidity: 15%~ 90% RH without condensation NOTE: It is not recommended to stay in a high humidity (95%) environment for more than half a month |
|
| Measuring Principle | Electrochemical Principle |
| Measuring Range | SO2: 0-20 ppm |
| Resolution Ratio | SO2: 0.1 ppm |
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Temp.and Humi. Sensor
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Temp Range:-40~+80 ℃ |
| Accuracy:±0.3 ℃ | |
| Humi Range:0~99.9 %RH | |
| Accuracy:±2 %RH | |
| Sensor Lifespan | < 2 years |
| Frequency |
CN470/IN865/EU868/RU864/US915/AU915/KR920/AS923-1&2&3&4 |
| Mode | OTAA Class A/C(Default: Class C) |
| Data Collection Cycle | 10s(Default) |
| Reporting cycle |
5 min(Default reporting cycle) Report after preheating for 3 minutes when powered on |
| Communication Protocol | LoRaWAN,LoRa TDMA Networking |
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Equipment information (Reference) |
AppEUI:0000000000000001 DevEUI:aaaa202404150001 AppKey:00001111222233334444555566667777 MAC Version:LoRaWAN 1.0.3 |
Packaging:
Single gross weight: 0.600 KG
Single package size: 23X20X5 cm
Product Description:
Application:
The High precision SO2 sensor also widely used for gas monitoring of Chemical production, Ward monitoring, Vegetable greenhouse, Livestock and poultry farms, Tunnel monitoring, Cold chain logistics vehicle, Cold storage monitoring, Biosafety laboratory.
Certifications:
- With over a decade of dedicated expertise in the sensing industry, we stand as one of China’s leading gas sensor manufacturers and exporters. Our unwavering commitment to quality has earned us a stellar reputation across global markets.
- Our flagship SO₂ sensor series, including the advanced LoRaWAN Gas Hydrogen Sulfide & Sulfur Dioxide Sensor, boasts full compliance with CE and RoHS certifications — a testament to our adherence to stringent international safety and environmental standards. Engineered with precision measurement, stable performance and low energy consumption at its core, our sensors are built to deliver reliable, long-term operation for environmental monitoring, industrial emission control, chemical plant supervision and beyond.
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