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We are proud to introduce a highly accurate all-in-one 4-20mA analog temperature, humidity and barometric pressure sensor, which integrates the measurement of three key meteorological parameters: temperature, humidity and barometric pressure, and adopts advanced digitizing technology to ensure stable and reliable data output under a variety of harsh conditions. With a direct output of industry-standard 4-20mA current signal, the sensor is ideal for industrial automation contr···
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We are proud to introduce a highly accurate all-in-one 4-20mA analog temperature, humidity and barometric pressure sensor, which integrates the measurement of three key meteorological parameters: temperature, humidity and barometric pressure, and adopts advanced digitizing technology to ensure stable and reliable data output under a variety of harsh conditions. With a direct output of industry-standard 4-20mA current signal, the sensor is ideal for industrial automation control and environmental monitoring systems.

| Temperature measurement | - Measuring range: -40℃~80 - Accuracy: ±0.5℃. - Resolution: 0.1℃ |
| Humidity Measurement | - Measuring range: 0~100%RH - Accuracy: ±5%RH - Resolution: 0.1%RH |
| Barometer Measurement | - Measuring range: 10~1200hPa - Accuracy: ±1.5hPa - Resolution: 0.1hPa |
| Power supply | - DC 12V-24V |
| Output | - RS485 or 4-20mA |
| Working environment | - Operating temperature: -40~80℃ - Relative humidity: 0~100%RH |
Humidity R = (I-4)/16 x 100%
Temperature T=(I-4)/16×120-40

- Three-in-one precision monitoring: integrated high-precision temperature, humidity and barometric pressure sensors, built-in signal processing unit, able to reflect the changes in the atmospheric environment in real time.
- 4-20mA analog output: industrial standard 4-20mA current signal output, strong compatibility, easy to integrate into the existing monitoring system, without complex conversion, stable transmission.
- Adaptability to harsh environments: the operating temperature range is -40℃ to 80℃, and the relative humidity adaptability is 0 to 100%, which ensures stable work under extreme weather conditions.
- Widely used scenarios: applicable to weather stations, intelligent buildings, agricultural greenhouses, aerospace, transportation meteorology, marine research and other fields, providing accurate data support for environmental monitoring, climate research, automatic control.
- All-digital detection: integrated digital signal processing unit to improve measurement accuracy and reliability.
- Multiple output forms: supports RS485 and analog 4-20mA output to meet the needs of different application scenarios.


1. real-time monitoring: the sensor can monitor the atmospheric temperature, humidity and air pressure in real time, providing real-time data support for environmental monitoring, weather forecasting and other fields.
2. accurate control: through high-precision measurements, the sensor can help users realize accurate environmental control, such as greenhouses, laboratories and other places of temperature and humidity regulation.
3. Early warning forecast: the sensor can detect environmental changes in a timely manner, providing a scientific basis for natural disaster warning, meteorological disaster prevention.
4. data analysis: the sensor output data can be used for data analysis, to help users understand the trend of environmental change, to provide a basis for decision-making.

- Weather monitoring: real-time monitoring of atmospheric changes, providing a data base for weather forecasting.
- Intelligent building management: for indoor environmental quality monitoring, automatic adjustment of the air conditioning system to enhance the comfort of living and working.
- Intelligent agriculture: greenhouse environment control, precise adjustment of temperature and humidity, optimize crop growth conditions.
- Aviation and Transportation: Weather monitoring at airports and ports to ensure safe operation and early warning of bad weather.
- Research and Education: Laboratory environment control and accurate data collection for environmental science research.
NBL-W-LBTH-Atmosphere-temperature-humidity-and-pressure-sensor-instruction-manual-V4.0.pdf
Sensors & Weather Stations Catalog
Agriculture Sensors and Weather Stations Catalog-NiuBoL.pdf
Weather Stations Catalog-NiuBoL.pdf
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