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relay wire up

Printed From: the12volt.com
Forum Name: Relays
Forum Discription: Relay Diagrams, SPDT Relays, SPST Relays, DPDT Relays, Latching Relays, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=57643
Printed Date: May 03, 2024 at 9:28 AM


Topic: relay wire up

Posted By: vstyle444
Subject: relay wire up
Date Posted: June 13, 2005 at 11:46 PM

Hi, i was wonder can anyone help me wire up a relay to to turn On and Off and light like a dome light...i want to turn On light when disarm and turn off when i start the car..thankz



Replies:

Posted By: Theshadow27
Date Posted: June 14, 2005 at 9:44 PM
Hopefuly this will work. test it before it goes in just incase posted_image . it is a standerd latch-on-disarm with delatch-on-ignition.
posted_image

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Posted By: vstyle444
Date Posted: June 14, 2005 at 10:48 PM
thankz for the info..here's is what i want to do. i want to hook up LED light in my car and when i disarm my alarm i want i to turn on and once i start the car or arm my alarm i want to turn off.. So i was wondering how i would wire that up..thankz




Posted By: vstyle444
Date Posted: June 14, 2005 at 10:48 PM
thankz for the info..here's is what i want to do. i want to hook up LED light in my car and when i disarm my alarm i want i to turn on and once i start the car or arm my alarm i want to turn off.. So i was wondering how i would wire that up..thankz




Posted By: Theshadow27
Date Posted: June 15, 2005 at 11:41 AM

vstyle444 wrote:

thankz for the info..here's is what i want to do. i want to hook up LED light in my car and when i disarm my alarm i want i to turn on and once i start the car or arm my alarm i want to turn off.. So i was wondering how i would wire that up..thankz

assuming you know how to hook up the LEDs to the output (let me know if you dont) the all you have to do to add the re-arm input is to add 2 diodes to the start input, and run one to start and one to arm. this way the momentary pulse from the starter switch or from the arm output will kill the light.

you could also add a thrid input from a timer if you wanted to have the light shut off automaticly after a time delay.



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Posted By: vstyle444
Date Posted: June 16, 2005 at 1:18 AM
No i don't do you have a digram that i can look at?can i just hook it up with the dome light out w/ a relay...thankz for your help




Posted By: Theshadow27
Date Posted: June 17, 2005 at 12:02 PM

you can hook it up to LED's without a relay because they do not draw much current...posted_image

but unless your system's disarm output has a relay built into it (the thing that hooks up to (disarm +12v) then youll need a relay on the output stage



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