danabw
April 12, 2021, 4:15am
6
This thread should be interesting to you:
Detects open flame? Or can read temperature of a spot, kind of like an IR temperature sensor? With a broad beam?
Here is my use case. We have a gas stove. Its happened a few times that something got left on the stove and it kept on running with no one nearby. Ie. we forgot to turn off the stove.
I'd like to build an automation that measures if there is higher temp on the stove than ambient in the room AND there is no motion in the room for lets say 15 minutes. I would then send an alert on my …
And from that thread, this is what I did. Relies on contact sensors, very simple, and works perfectly to turn on a warning LED strip so that we don't forget to turn off the stove. You could also do something similar to turn on a fan using the same approach. Depends on having space to locate the contact sensors...
@SmartHomePrimer - as you said to me earlier: [image]
Remove knobs and front panel:
[image]
Plenty of room behind the front panel to hold the contact sensor.
[image]
Plenty of room in the knob to place the magnet.
[image]
Magnet taken from magnetized hooks we had on hand. …
