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Figure 3-5 Wiegand Card Reader Wiring Diagram
Note
You must connect the OK/ERR/BZ, if using access controller to control the LED and buzzer of the
Wiegand card reader.
3.3 RS-485 Card Reader Wiring
You can view the RS-485 card reader wiring diagram.
Figure 3-6 RS-485 Card Reader Wiring Diagram
Note
●
If the card reader is installed too far away from the access controller, you can use an external
power supply.
●
It is recommended to use hand-in-hand wiring to connect the RS-485 card reader.
DS-K27XX Series Access Controller User Manual
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