How does a magnetic door contact switch work for an alarm system- tutorial

How does a magnetic door contact switch work for an alarm system- tutorial

[lenninmichaelnaidoo]

You have a gift of teaching. Excellent video.

[HowToDoItTech]

Great explanation and walkthrough. Thanks!

[ianngqoyiyana]

I've watched a lot of your videos. Thank you!

[jen-jac]

I have a very old but reliable FBII XL 4600 system that uses white wires with 4 wires inside( red, black, yellow and green). Could you please help me identify this cable so I can buy more to wire a new zone? Thanks in advance. I'm really enjoying your videos.

[ukelilly]

Hi. If you have the kind with the siren/alarm stays on for 30 sec after the alarm has been sounded, and can open one up to see...How does that work ? Does it have a tiny clock/timer that will engage the magnet after 30 sec ? thx. just curious

[kuorng]

So could you explain me how to wire this magnetic contact to ZKTeco X6 fingerprint pls?

[KaraSub.]

Mine isn't working it gives beep on the diode scale in my multimeter, open or closed

[kuorng]

So could you explain me how to wire this magnetic contact to ZKTeco X6 fingerprint pls?