Features • Advanced Performance Technology: Equipped with a Cortex-M3 MCU featuring 128KB SRAM and 2MB Flash, ensuring reliable and efficient operation for your serial devices • High-Speed Data Transmission: Supports serial port speeds up to 921600 bps, facilitating rapid data exchange between devices for enhanced operational efficiency • Versatile Protocol Support: Compatible with TCP/IP, Telnet, and Modbus TCP protocols, enabling seamless integration with various networking environments • User-Friendly Configuration: Features a webpage mode and PC software for easy setup, streamlining the configuration process for users of all technical levels • Robust Industrial Design: Operates within a wide temperature range of -40 to +85 ℃, making it ideal for demanding industrial environments and ensuring durability Features: 1、Adopt for Cortex-M3 MCU (128KB for SRAM) and 2MB Flash. 2、Adopt for RTOS real-time operating system. 3、Support for TCP / for IP / for Telnet / for Modbus TCP protocol. 4、Support serial port to 10 / 100M Ethernet data transmission, serial port speed can be up to 921600 bps. 5、Support 10 / 100M Ethernet self-adaption. 6、Support webpage mode, PC software easy configuration. 7、Support data for SSL / for AES / for DES3 security encryption configuration. 8、Support web OTA wirel upgrade. 9、Support industrial-grade working temperature: -40 to + 85 ℃. Specification: Item Type: HF5111B Serial Server Ethernet Interface Parameters: Ethernet Interface Form: 1 RJ45 Interface Standard: 10/100 Base-T auto-negotiation Network Port Protection: Static: 8KV discharge, 15KV air discharge Network Transformer: Integrated Network Protocols: IP, TCP, UDP, DHCP, DNS, HTTP, Server / Client, ARP, BOOTP, AutolP, ICMP, Web socket, Telnet, for FTP, for TFTP, for UPNP, for NTP, for Modbus TCP Data Security Protocol: for AES-128Bit, for DES3, for SSL / TLS v1.2 SNMPV1 / V2 / V3: Not supported IPV6: Not supported Serial Interface Parameters: Number Of Serial Ports: 1 (RS232 / 485/422) Interface Standard: RS232: DB9 pin type RS485 / RS422: 5.08mm terminal block Baud Rate: 2400-460800bps Serial Port Protection: Static: 8KV discharge, 15KV air discharge Surge: Differential mode 2KV, common mode 4KV Data Bits: 5, 6, 7, 8 Stop Bits: 1, 2 Parity: None, Even, Odd, Space, Mark Control: No control, hardware RTS / CTS, software Xon / Xoff control Network Technical Parameters: Working Mode: TCP Server, TCP Client, UDP, HTTP, Telnetd IP Acquisition Method: DHCP or static IP, AutolP Domain Name Resolution DNS: Support Simple Transparent Transmission Mode: Support Http Protocol Transmission Mode: Support For Modbus Conversion: Support Package List 1 x Serial Network Server 1 x Serial Cable 1 x Network Cable