Networking type needs to connect communication lines, and the system basically consists: Main controller, LCD display screen, 1 or 2 access card readers ( include matrix keyboard ), electric control lock, it also can add emergency button, annunciator and 1-4 expansion boards.
The definition of wire connecting terminal for main controller
Terminal locations pls see the picture
TB1: Mains input
TB2: Emergency button inpu, alarm relay output
TB3~TB6, TB8~TB11: 24 Way Power Locks relay output
TB7: Expansion Board Interface
TB13: RS485 Interface, connect State acquisition board
TB14: RS485 or RJ-45 Interface, connect Management host or router
J4: LCD display screen Interface