The apparatus for measuring outdoor air quality which comprises: a cover unit; a sensor unit located in the cover unit to measure the outdoor air quality and transmitting a first outdoor air quality measurement result to a control unit; a communications module for data transmission and reception...
Measuring range Resolution Precision Temperature -40-60ºC 0.1ºC ±0.3°C (@25°C, typical) Humidity 0-100%RH 0.1%RH ±3%RH (0-90%RH) Air pressure 300-1100hpa 0.1hpa ±0.5hpa(0-30ºC) Wind speed 0-60m/s 0.01m/s
Infrared Emissivity Tester-Infrared Emissivity Testermaterial and Coating Surface Emissivity Measuring Device FOB Price:US $28,000-45,000/ Piece Min. Order:1 Piece Contact Now Hydrogen Peroxide Detector-Portable H2O2 Detector-Hydrogen Peroxide Meter, Gas Detsctor ...
The air quality index (AQI) is a metric for air quality used by governments around the world. It's an average of multiple sensors in a specific location, measuring various pollutants, and accounting for both concentration and exposure time....
The system consists of the following five main parts: (i) a PV system to provide the required energy for switching on and running the system; (ii) several sensors positioned in an outdoor environment for measuring the different air quality indicators, (iii) a LoRa/LoRaWAN network that ...
RS485 Modbus Ourdoor CO2 Lux Meter Light Air Quality Monitor Sensor Packaging and delivery Selling Units: Single item Single package size: 28X16X16 cm Single gross weight: 0.500 kg Show more Lead time Samples Maximum order quantity: 20 piece ...
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During the study period, Airguard-K measuring devices (same with classroom) were installed to measure PM2.5 concentration for 24 h at the children’s homes. The device (measurement equipment) was installed in the space where the child stays the longest, such as the bedroom (desk next to bed...
Smart Home LCD Air Quality Monitor WiFi RS485 Modbus CO2 Tvoc Pm2.5 Temperature Humidity Measuring Device US$48.50-55.50 / Piece Indoor Air Quality Monitor CO2 Carbon Dioxide Temperature Humidity Monitor US$48.50-55.50 / Piece Portable Carbon...
Precision Measuring Device Precision Measuring Device Certification CE Supply Voltage 10-30VDC Wind Speed Range 0~60m/S Wind Direction Range 8 Directions Humidity Range(Optional) 0%Rh~99%Rh Temperature Range(Optional) -40ºC~+120ºC Noise(Optional) 3...