Hello, I heard a friend introduced your company’s FC-8810A one door access control board, if I want to add a TCP switch, there is something unclear during the installation process, How to connect the line? Please provide the wiring diagram of FC-8810A one door access control board RS485 to TCP/IP communication mode, thank you!

Hello, thank you for purchasing our company's access control products, if you encounter something you don't understand during installation and use, you can refer to the following wiring diagram for connection. If you encounter any problems during use, please call toll free consultation number: 400-688-6663