2 ms·
CO² sensors are quite expensive still, I think a piece is still around 30$ on a circuit board. The cheap ones are quite decent though: https://sandboxelectroni
by raxxorrax 6y ago
CO² sensors are quite expensive still, I think a piece is still around 30$ on a circuit board. The cheap ones are quite decent though:
https://sandboxelectronics.com/files/SEN-000007/MG811.pdf https://sandboxelectronics.com/files/SEN-000007/MG811.pdf
For accurate readings you need to control for temperature.