HIKVISION DS-K3B220X Series, User Manual, Page: 34 / 115

Figure 4-13 Remaining Closed
4.3.11 Exit Button Wiring
The main and sub lane control board each has 1 button interface, which can be connected to exit
button or face recognition device.
Figure 4-14 Exit Button Wiring
Note
●
The face recognition devices are powered via 12 VDC power output interface of the main and
sub lane control board.
●
Barrier open at the entrance: connect to BTN1 and GND.
●
Barrier open at the exit: connect to BTN2 and GND.
DS-K3B220X Series Swing Barrier User Manual
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