4 Ports Serial to Ethernet Network Converter RS232 RS485 RJ45 RS422 IP Lan Server Module Support Modbus RTU To TCP USR-N540 |

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USR-N540 is a 4 Ports Serial to Ethernet Converter. It supports Modbus RTU to Modbus TCP, Can realize transparent transmission between TCP/UDP data package and RS232/RS485/RS422 interface.

• 4 serial port: RS-232/422/485 which works independently at the same time
• Power 5V~36V, anti-reverse connection, anti-surge, anti-pulse
• ESD 8KV Protection on Serial/Etherent port

Feature of 4 ports Serial Ethernet Converter

• TI Cortex-M4 kernel,industrial working temperature range and TCPIP protocol stack.
• Auto-MDI/MDIX,RJ45 port with 10/100Mbps
• TCP Server,TCP Client,UDP Client,UDP Server and HTTPD Client work mode
• 4 ports can work independently at the same time
• Can distinguish which serial port connects to the device via port number
• Support virtual serial port and provide corresponding software USR-VCOM
• Serial baud rate from 600bps to 230.4K bps
• DNS and DHCP supported
• Provide PC TCP/IP socket programming example such as VB,C++,Delphi,Android and IOS
• Built-in webpage;also can customize webpage for users
• The global unique MAC address bought from IEEE (begin with D8-B0-4C);user can define MAC address
• Support upgrade firmware via network
• Support keepalive,rapidly detect dead links
• Support account and password,can be used to page login and network settings
• Support one channel Websocket,realize bidirectional transparent transmission between webpage and serial 0
• Support Modbus RTU to Modbus TCP
• Support UDP broadcast function
• Each serial can work as rs232,rs485 or rs422; Default port is RS232 BD9 male port
• Four channel serial communication indicator: TX/RX, CTS/RTS, XON/XOFF
• Support DC adapter and 5.08-2 terminal power supply
• Reload button,one key to restore default settings
• RJ45 with Link/Data indicator light,built-in isolation transformer and 2 KV electromagnetic isolation

Serial Port of  Serial Ethernet Converter (Default Port: RS232 DB9 male port)


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