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For Technicians | AfiPass II Installation Guide
8.
For the last device on the communication line, set the termination DIP switch
SW2
pin 1
to
ON. This will enable the 120
Ω
termination resistor required for the RS485 communication line.
Figure 12 – Communication Cables
9.
Connect to PC (see Figure 13): Connect the RS-485 communication cable coming from the
AfiPass II devices to the
AfiCom USB4 Connection Box
's J5 connector.
10.
Connect the C1 plug communication cable from the
AfiCom USB4 Connection Box
to the
USB4 adaptor.
Figure 13 - Connection to PC
11.
Connect the gate switches to the Main Display Device (device #1):
Connect gate switches to J4 and J5 in the AfiPass II (see AfiPass II Control PCB Connections above).
These switches must supply a dry contact signal and should be connected as illustrated below, and
as printed on the PCB, next to J4 and J5.
