Video Access Control Terminal·User Manual
18
5.3.1 The Wiring of Wiegand
When the access control terminal works as a card reader, you must the WG_ERR, BUZZER and
WG_OK interfaces if you want to control the LED and buzzer of the Wiegand card reader.
Set the working mode of the terminal as card reader, if the terminal is required to work as a
card reader. The card reader mode support to communicate by Wiegand or RS-485.
The distance of Wiegand communication should be no longer than 80 m.
The external power supply and the access control terminal should use the same GND cable.