User's Manual

Table Of Contents
Note
If
connecng the RS-485 with a card reader, by default, the DIP switch of the card reader is: 1 for
entrance, and 4 for exit.
If there are other RS-485 devices connecng, the ID of the RS-485 cannot be conicted.
The connected 12 V power interface for the face recognion terminal cannot be connected with
other 12 V devices.
Figure 4-10 Wiring RS-485
4.3.9 RS-232 Wiring
Note
The RS-232 interface is on the extended interface of access control board.
The R
S-232A corresponds to serial port 2, connecng to ngerprint scanner by default.
Figure 4-11 RS-232 Wiring
DS-K3B220X Series Swing Barrier User Manual
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