SparkFun Indoor Air Quality Sensor - SCD41 SEN55 (Qwiic)

SparkFun Indoor Air Quality Sensor - SCD41 SEN55 (SEN-25200)

The SparkFun Indoor Air Quality Sensor - SCD41 SEN55 (Qwiic) combines two excellent indoor air quality sensors in the SCD41 and SEN55 from Sensirion^™ to provide a comprehensive indoor air quality sensor that measures CO₂, Volatile Organic Compounds (VOCs), particulate matter (PM1.0, 2.5, 4, and 10) along with temperature and relative humidity. The board includes a pair of Qwiic connectors as well as a 0.1"-spaced through-hole header for I²C connections as well as power inputs.

Repository Contents

• /docs - Markdown files for Hookup Guide
• /Documents - Datasheets, additional product information
• /Firmware - Example code
• /Hardware - Eagle design files (.brd, .sch)

Documentation

• SparkFun SCD4x Library - Arduino library for SDC4x sensor boards.
• Sensirion Arduino Core Library - Arduino core library for Sensirion sensors.
• Sensirion SEN5x Library - Arduino library for the Sensirion SEN55.
• Hookup Guide - Basic hookup guide for the SparkFun Indoor Air Quality Sensor - SCD41 SEN55 (Qwiic).

Product Versions

• SEN-25200 - Initial product release.

License Information

This product is open source!

Please review the LICENSE.md file for license information.

If you have any questions or concerns on licensing, please contact technical support on our SparkFun forums.

Distributed as-is; no warranty is given.

• Your friends at SparkFun.