11-04-2021, 10:37 AM
I found this XY-J02 timer module that perhaps an alternative to the one discussed here. it has built in optocoupler and anti-jamming features (I think this is the relay lock). I'm trying to incorporate it with OPA13 but would like to seek if there is any concern.
https://youtu.be/p9u8lrsRrWE
https://www.katranji.com/tocimages/files...270413.pdf
https://youtu.be/p9u8lrsRrWE
https://www.katranji.com/tocimages/files...270413.pdf