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  • Atmospheric temperature, humidity and pressure sensor

    This integrated atmospheric temperature, humidity and pressure sensor can be widely used in environmental detection. It integrates noise collection, PM2.5 and PM10, temperature and humidity, atmospheric pressure and light. It is installed in the shutter box. The equipment adopts the standard MODBUS-RTU communication protocol and RS485 signal output. The maximum communication distance can reach 2000 meters (actual measurement). This

    Product Details of Atmospheric temperature, humidity and pressure sensor

    Key Features:

    This product is small in size, light in weight, made of high-quality UV-resistant materials, has a long service life, uses a highly sensitive probe, has a stable signal, and is highly accurate. The key components are imported, stable and reliable, with wide measuring range, good linearity, good waterproof performance, easy to use, easy to install, and long transmission distance.

    Noise collection and measurement are accurate, with a range of up to 30dB~130dB.

    PM2.5 and PM10 are collected simultaneously, with a measurement range of 0-1000ug/m3 and a resolution of 1ug/m3. It has unique dual-frequency data collection and automatic calibration technology, and has high consistency.

    Measure ambient temperature and humidity. The measuring unit is imported from Switzerland, with accurate measurement and a range of -40 to 120 degrees.

    Wide range 0-120Kpa air pressure range, can be applied to various altitudes.

    The light collection module uses a highly sensitive photosensitive probe with a light intensity range of 0~200,000 Lux.

    It uses a dedicated 485 circuit, stable communication, and a 10~30V wide voltage range for power supply.



    Product parameters:

          DC power supply: 10-30VDC

          Maximum power consumption: RS485 output 0.8W


    Accuracy:

         Humidity: ±3%RH (60%RH, 25℃)

         Temperature: ±0.5℃ (25℃)

         Light intensity: ±7% (25°C)

         Atmospheric pressure: ±0.15Kpa@25℃ 101Kpa

         Noise: ±0.5dB (at reference pitch, 94dB@1kHz)

         PM2.5 particle counting efficiency: 50%@0.3um, 98%@>=0.5um. ±10ug/m3@0~100ug/m3


    Range:

            Humidity: 0%RH~99%RH

            Temperature: -40℃~+120℃

            Light intensity: 0~200,000 Lux

            Atmospheric pressure: 0-120Kpa

            Noise: 30dB~130dB              

            PM10 PM2.5: 0-1000ug/m3


    Long-term stability:

            Temperature: ≤0.1℃/y

            Humidity: ≤1%/y

            Light intensity: ≤5%/y

            Atmospheric pressure: -0.1Kpa/y

            Noise: ≤3db/y       

            PM10 PM2.5≤1%/y


    Response time:  

             Temperature and humidity ≤1s

             Light intensity ≤ 0.1s

             Atmospheric pressure ≤ 1s

             Noise ≤ 1s

             PM10 PM2.5≤90S

            Output signal: RS485 output



    On-site case:


    Meteorological online monitoring site.png

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