In the PID RelayOutput Example the output is going to a digital pin which (we presume) is controlling a relay. The pid is designed to output an analog value, but the relay can only be On/Off. void loop() { Input = analogRead(0); myPID.Compute(); /*********************************************…

PID library multi relay output

ChuckJaxFL October 1, 2012, 4:25pm 14

CrossRoads:
Are these mechanical relays? Or some kind of heavy duty solid state relay?
I'm looking to control a 1500W oven and wondering what to use for the AC power switching.

Have you looked at these?

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PID library multi relay output

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