pt100 temperature controller with co2 back for refridgeration

[harshali shendge]

guys i need a help from u people. im working on above project.but im not getting the exact idea with microcontroller i should used. plz help me.
thank u

 

[veeresh]

hi
did you find the solution? let me know try selec tc544 good luck

 

[jayanth.devarayanadurga]

See this project which I did.

 

[veeresh]

Hi
Show me the circuit then i can understand

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Hi
i normaly use selec tc544 for incubators freezers which works from -150 deg-850 deg