Co2 Carbon Doser for CaRx

[Michelin]

Already made prototipe... I have to understand the relais life.... Attached the video that is proving the functionality... I used nodemcu with a Chinese co2 12v valve... Let me know if someone is interested I will post complete build

 

[Daniel@R2R Verified Admin]

Post up the build, please. :-) Looks like a great job on it so far!

 

[Michelin]

ok so i attache a block diagram as the circuit is made....


all the boards are low cost and easy to find on amazon or aliexpress or ebay

Also I add the link and name of the parts used

https://amzn.to/2mC0txi
https://amzn.to/2mHpHKZ
https://amzn.to/2myrVfk
https://amzn.to/2lbwfkl

Also after that i loaded easySPS firmware to control the co2 valve

https://www.letscontrolit.com/wiki/index.php/ESPEasy
and after i insert a rule to open and close the valve open for 30ms close the amunt the time needed

I will inserted later the code used for the rule.

let me know if someone need more information