CO₂ Sensor - STC31 (Qwiic)

SparkFun Electronics mail

OSHWA UID

US002229 Project Website

Certification Date

May 21, 2023

Country

United States of America

Do you need to be able to sense CO2 concentrations of up to 100%? If so, the STC31 is the sensor for you! The Sensirion STC31 thermal conductivity sensor has two CO2 measurement ranges: 0 to 25 vol%; and 0 to 100 vol%. The measurement repeatability is 0.2 vol%, with a stability of 0.025 vol% / °C. The measurement accuracy depends on the measurement range: 0.5 vol% + 3% measured value; 1 vol% + 3% measured value.

Version

1

Licenses
Hardware
CERN
Software
MIT
Documentation
CC BY-SA
View Documentation

Certification mark

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Project Type
Electronics
Keywords
SparkFun, Qwiic, STC31

Citations