User's Manual

6
1.Wiegand or RS485 Communication
①First, connect the QR code reader to the controller via Wiegand or RS485, and then connect
the +12V power supply.
The QR code reader does not need to be connected to the lock body when it is used as a reader.
The controller in the figure only lists part of the wiring. In addition, there are many ways
to connect between the machines. Refer to the following figure for the common connection
methods of Wiegand or RS485：
②Then, put the card or QR code (paper, electronic, mobile phone) into the recognition range
of the card reader, and the card reader will automatically obtain and transmit the information
carried by the card or QR code to the controller.
2.USB Communication
①First, connect the QR code reader to the PC through the USB interface.