Keri Systems Doors.NET Manual - Manual (Page 262)

Doors.NET Reference Manual
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There is an 8-pin terminal block on the reverse of the hub for making the wiring con-
nections to the controller.
RS-485 Wiring to NXT Mercury Powered Controller
Wiegand Wiring to NXT Mercury Powered Controller
When connecting to the controller via Wiegand you must have a Reader Interface Mod-
ule (RIM) plugged into the controller’s reader port and it needs to be configured for Wie-
gand (Refer to the RIM Installation guide for setup instructions. The hub is wired into the
8-pin terminal block connected to the RIM.