reverse polarity with relay?
12-04-2012, 02:58 PM
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reverse polarity with relay? i have a nos launcher and it has a ground output trigger. i need it to activate a lnc-2000 but its a 12v . i know u can do this with a relay just need to know how
12-04-2012, 09:20 PM
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Plug your ground output to Pin 85, 12V constant to Pin 86, 12V constant to Pin 87, and your activation input wire to Pin 30. When Pins 85 & 86 see power and ground it will create a connection allowing the 12V to pass in through Pin 87 and out through Pin 30.