Posted 4/12/2011 17:02 (#1721177 - in reply to #1720749) Subject: RE: EZ-250 to have Micro Trak 3000 turn on coverage map
Near Intersection of I-35 & I-90 Southern Mn.
The safe way is to put a 12V relay between the wires that are labelled imp switch. It should actually be possible to hook one of the wires to something that goes hot when applying but I would be careful about doing that. The relay will isolate the 250 system from problems with the other device.