SparkFun CO2, Humidity and Temperature Sensor - SCD40 - Qwiic - SparkFun SEN-22395

SparkFun CO2 Humidity and Temperature Sensor SCD40 is a multifunctional environmental sensor that allows you to measure the concentration of carbon dioxide in the air, humidity and temperature . It is able to detect CO2 concentrations ranging from 0 ppm to 40,000 ppm . The sensor has a standard I2C interface , Qwiic connectors and provides ease of integration with a wide range of other electronic components. The SCD40 sensor is also energy-efficient and can be used in many projects - from home automation to industrial applications.

SparkFun CO2, Humidity and Temperature Sensor - temperature, humidity and gas sensor - SCD40 - Qwiic - SparkFun SEN-22395.

The sensor allows you to measure temperature, humidity and carbon dioxide.

• Detects carbon dioxide CO2 concentration in the air ranging from 0 ppm to 40000 ppm with the most accurate measurements ranging from 400 ppm to 2000 ppm
• It also allows you to measure ambient humidity and temperature
• It uses the I2C interface to communicate with microcontrollers
• It supports a supply voltage ranging from 2.4 V to 5.5 V
• Features Qwiic connectors for simple and quick connection to other peripherals
• It allows integration with home and industrial automation systems

• Sensor type: temperature, humidity and CO2 gas sensor
• Built-in chip: SCD40
• CO2 measurement range: from 0 ppm to 40000 ppm
• CO2 measurement accuracy: ±(50 ppm + 5% of reading value) for the range from 400 ppm to 2000 ppm
• Humidity measurement range: 0% to 100% RH
• Humidity measurement accuracy: ±9% RH
• Temperature measurement range: from -10°C to 60°C
• Temperature measurement accuracy: ±1.5°C
• Communication interface: I2C
• I2C address: 0x62
• Pins: solder pads, Qwiic 2x connectors
• Supply voltage: 2.4V to 5.5V (3.3V recommended)
• Current consumption: maximum - 205 mA / 3.3 V; normal mode - 18 mA / 3.3 V; low power mode - 3.5 mA / 3.3 V
• Dimensions: 25.4 x 25.4 mm

The sensor communicates using the I2C protocol.