Homemade Garage Door Monitor

Then run a wire from the negative lead of the led to the negative lead of the wall transformer.

Homemade garage door monitor.

This iot project is designed to create a useful device and also a. Run the positive lead from the wall transformer to the switch on the garage door. Another reader stefan sent us entry that accomplishes the same tasks using an android app and an arduino controlled sensor. Of course that all depends on whether or not you have a server a fair amount of coding skills and a few spare parts lying around.

Three methods are shown below. Close the garage door and note the voltage on the meter. Just stick the sensor to the door and set the monitor in a conspicuous spot like your nightstand. Garage door opening was a popular topic for this week s contest.

Make sure you use a resistor with the led. And now thanks to a new instructable i can make my own hey dummy you left your garage door open reminder system. This project uses the nodemcu module. A garage door monitor is a good reminder.

The build cost 05 and only took an afternoon to complete. From the switch run a wire to the resistor for your led and then the led. What you will learn from this project. We have had a few posts about monitoring your garage door but this one is a little bit different.

Connect a voltmeter set to measure dc volts on the output of the potentiometer and then plug the wall wart into an ac outlet. Now its time to take some data. Open the garage door and note the voltage on the meter. Did it decrease as the garage door closed.

Diy garage door sensor scott merrill 11 years. It has an esp8266 12 as well as power and communications for. Any monitor will work. Garage door monitor step 1.