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by tayfun
Fri Mar 30, 2018 6:46 pm
Forum: Automation, sensing and robotics
Topic: Hot tub / spa / jacuzzi controller
Replies: 25
Views: 7981

Re: Hot tub / spa / jacuzzi controller

I am wondering if i can tackle the same project. I am curious how Jayfun got on doing this project? Have we any examples on how to read signals using the PI. I have an RJ45 connection, so i will try drive them high with the PI and a resistor when i get a chance, but the main goal will be to have my...
by tayfun
Sat Jul 29, 2017 6:45 pm
Forum: Automation, sensing and robotics
Topic: Hot tub / spa / jacuzzi controller
Replies: 25
Views: 7981

Re: Hot tub / spa / jacuzzi controller

Jean, Thanks for the reply. I have : - Minus and Plus for temp. change - Jets 1 - Two speeds : Low -> High -> Off - Jets 2 - One speed : On -> Off - Light on/off - High -> Medium -> Low -> Off - Light mode - 4 modes Here is the picture of the control panel. https://www.spapartsdepot.com/jacuzzi-spas...
by tayfun
Fri Jul 28, 2017 4:26 am
Forum: Automation, sensing and robotics
Topic: Hot tub / spa / jacuzzi controller
Replies: 25
Views: 7981

Re: Hot tub / spa / jacuzzi controller

Hello Jean, This is very nice work and timely too. I do have Jacuzzi J-LXL that I'd like to control remotely. Primarily to set the temperature so that the heater only goes on at night when the electricity prices are the lowest. Based your posts I tried to figure out the pin out of the RJ12 you were ...

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