Hello all, I am currently planning a project with an relay a button and an arduino. What I want to do is the following. There should be three buttons if I press first of it the relay should turn on for a time A and then shut off. If i press second button the relay should turn on for a time B and t…

Timer relay with three buttons

vffgaston April 19, 2018, 7:52am 2

ArneDunio:
The third button is an emergency cut.

Hi,
What may seem an off topic: Is the project intended to manage something that "may cause damage to persons and/or things?
Regards

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