Sensirion has introduced a sensor for measuring high concentrations of CO2, based on a thermal conductivity technique. Called STC31, it is aimed at ‘controlled atmosphere’ transportation, where CO2, humidity and temperature are monitored and set to preserve the freshness of fruits and vegetables. “Exact conditions depend a lot on the exact commodity, with typically a low ...

This story continues at Tiny CO2 sensor works at high concentrations

Or just read more coverage at Electronics Weekly