Small Size Ethernet card reader FR03 series uses Ethernet communication interface, perfectly integrates RF read and write function and Ethernet protocols such as Modbus TCP, ProfiNET, Ethernet/IP, EtherCAT, etc. , this means that there is no need to install additional switching devices such as gateways, and can directly exchange data through the card reader's own interface and PLC and server, reducing the complexity of product use, greatly reduced the cost and difficulty of maintenance.