Ep1501 Wiring Diagram. Class 2 rated power limited output. Inputs are not used, install a jumper wire. Details on ENGAGE Gateway and LP1501/EP1501 wiring from support.avigilon.com Acs 1 (ep1501) door wiring diagram: The first reader port supports. The ep1501 is the latest addition to the mercury intelligent controller line and delivers powerful innovation at an […]