Finally got my heat sensor / controller / heating element working.. now, how can I add an on/off switch?

abapper

New Member
I was finally able to get the W1209 temp sensor working
where it activates my heating element at a certain temp, then turns it off at a different certain temp - YAY!


my question now is.. how do I add an on/off switch to control power from my power supply to the W1209 unit?


I bought some 2-pin rocker switches, but as I was playing around with them, it seemed like something is missing in the circuit.
 
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