The SCD40 CO₂, Temperature, and Humidity Sensor Breakout Mini is a compact module featuring Sensirion's SCD40 sensor, which utilizes photoacoustic technology to measure CO₂ concentrations ranging from 400 to 2000 ppm with an accuracy of ±(50 ppm + 5% of reading). It also integrates temperature and humidity sensing capabilities. The breakout board offers an I2C interface for easy integration into various applications, including indoor air quality monitoring and HVAC systems.
- Photoacoustic CO2 sensor technology (carbon dioxide sensor)
- Integrated temperature and humidity sensor
- Measurement range: 400 ppm – 2000 ppm
- Accuracy: +-(50 ppm + 5 % of reading)
- Current consumption: 17 mA (meas. rate = 5 s) / 0.5 mA (meas. rate = 5 min)
- Fully calibrated and linearized
- I2C digital interface
- Board Dimensions: 20mm x 20mm
Resources
-
Evelta SCD40 Breakout 3D Step File
- Sensirion I2C SCD4x Arduino Library (Library for the SCD4X sensor family by Sensirion Enables you to use the SCD40 and SCD41 sensors via I2C.)
SCD40 Breakout Dimensions
SCD40 carbon dioxide sensor Breakout I2C Arduino Connections
- Target Gas:
- Carbon Dioxide CO2