USR-DR302 Modbus RS485 to Ethernet converter enables bidirectional transparent transmission between RS485 and Ethernet. Through a web page or software, the RS485 to Ethernet converter supports transparent transmission of serial data and TCP/IP data packets. Features an industrial-grade standard DIN-rail mounting design with a single RS485 port, enabling seamless data transmission between TCP/IP and RS485. Commonly used in industrial automation applications for Modbus RTU to Modbus TCP conversion. Compact, lightweight design with plastic housing. Supports TCP server/client, UDP server/client, and Virtual COM functionality. Easy to configure and use. Package includes: 1 x Din Rail Serial RS485 to Ethernet TCP IP Server Module. Only the items listed are included; other accessories are not included. Note: Lighting and display differences may cause slight variations in color. Measurement error allowance is +/- 1-3 cm.