Garage Door Magnetic Reed Switch

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Garage door magnetic reed switch.

When i tested the switch yesterday i learned that in the case of a magnetic reed switch the word quot normal quot. As soon as the contact is interrupted the transistor no longer switches and a zero is displayed on the gpio. 433mhz door magnetic contact wireless sensor detector switch for home garage hg. Applications 4 6 out of 5 stars 88.

If you want to wait for the state to change you can use the following function. Credit card details saved successfully. Wired window door sensor magnetic switch home alarm system detector 10 set. Alarm security rolling garage door contact magnetic reed switch.

2x magnetic reed switch normally open closed nc no door alarm window security magnetic door switch magnetic contact switch reed switch to dc 5v 12v 24v light black 4 2 out of 5 stars 14 9 99. In the customer s garage door detector he should use the normally closed nc contacts which are open when the garage door is closed and the magnet is near the switch. As long as the window and thus also the magnetic switch is closed a 1 is displayed on the pin. The doorbell switch now activates the garage door opener and the light comes on when the door opens whole thing runs off the existing door bell transformer using repurposed 4 conductor telephone corded.

Refers to the time when the magnet is not near the switch. Magnetic contact w 3 wires for n o n c. Download circuit diagram and programming. I have 2 of these modified switches one by the front door and one by the rear allowing me to open and monitor the garage door from either spot.

This will allow you to query if a window door is opened or not.