Neat site. Bookmarked. Jim [We have] socialism for the rich and rugged free market capitalism for the poor. -- Martin Luther King, Jr. On Aug 21, 2013, at 3:52 PM, Zeitgeist <gruengeist@GMAIL.COM> wrote: > http://www.the12volt.com/relays/relays.asp > > > On Wed, Aug 21, 2013 at 3:48 PM, mark drillock <mdrillock@cox.net> wrote: > >> Almost, the trigger is a ground from the horn button. >> >> The power line to the horn gets split off to also feed 86 of the relay >> trigger, constantly. Then 85 is wired to the horn button wire and the >> horn button grounds 85 when pressed. So the button ground is the real >> trigger. >> >> Mark >> >> >> >> Jim Felder wrote: >> >>> So, big 12v wire straight to the horn, big ground wire interrupted >>> through the relay at 85 and 86, with the trigger and ground as usual? >>> >>> Jim >>> >>> >>> On Wed, Aug 21, 2013 at 5:17 PM, mark drillock <mdrillock@cox.net >>> <mailto:mdrillock@cox.net>> wrote: >>> >>> Yes, the relays with a mounting tab can be handy, like the one in my >>> photo has. Your description of your use of pins 85 and 86 is not >>> what I did at all for the horn usage though. I guess I will post >>> more details about the relay wiring at a later time. Because it is a >>> horn circuit we are actually using the relay for controlling a >>> ground wire after the horn rather than the more common usage for >>> controlling a power wire before the power consumer. Electrically it >>> amounts to the same thing but people visualize it differently. >>> >>> Mark >>> >>> >>> > > > -- > Casey |
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