HIKVISION DS-K3B530X Series - Sub Extended Interface Board Terminal Description; Card Reader Board Terminal Description

4.3.5 Sub Extended Interface Board Terminal Descripon
Figure 4-8 Sub Extended Interface Board
Note
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RS-485B corresponds to UART 6 on web and is for QR code scanner connecon at exit by default.
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RS-485D corresponds to UART 4 on web and is for card reader connecon at exit by default.
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RS-232B corresponds to UART 2 on web.
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RS-232C is reserved.
4.3.6 Card Reader Board Terminal Descripon
The card reader board can be connected to the access control board via RS-485 interface.
DS-K3B530X Series Swing Barrier User Manual
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