The sonoff units take mains power at one end and delivers switched mains power at the other internally they have a small transformer to run the esp8266 device and a 10amp relay to switch the power.
Sonoff switch garage door opener.
An multimeter an app installed on smart phone or tablet.
I didn t really know if this was going to work i did.
My garage door like most has a low voltage pair of connectors that run to a button on the wall and when connected with a button press opens or.
1 remotely control your door anytime.
If you have eagle eyes you might note that my payload on is off.
An electric soldering iron.
The door would show open when it was closed and vice versa.
Here sonoff 4chpror2 wifi smart switch is a worthy investment.
It is an absolutely affordable wifi garage door opener that can be triggered to open or close the garage door through your smartphone instead of leaving your car.
Directly check how to achieve it in the infographic or you can refer to the following operating and setting methods for detailed guidance.
Now here is the garage door binary sensor for the reed switch.
Interlock feature is required to do it.
No idea how to retrofit.
Plainly sonoff works just like the keylock switch depicted in the figure 13b of my garage door opener manual.
The button works fine to trigger the opener but i had to add a good bit of debounce 100ms to avoid the door randomly opening and closing on its own.
I did this on my smartthings setup with a 4 channel sonoff as it has separate no nc connections unlike the sonoff basic which just passes line voltage to the output.
On this episode of crazy will tech show i tell you how to make a smart garage door opener for 7 00.
We ve covered the installation in detailed steps that ensures anyone can.
Want to control your garage door or roller blinds with sonoff smart switches.
Also note that again yours could be named sonoff and mine is named sonoffgarage.
The door sensor reed switch is now power2.
It can turn your non smart door lock into a smart wifi door lock.