USR-N540 4 Serial Ports Bi-directional Serial to Ethernet Device Server by USR IOT

Description

The USR-N540-H7 4-port RS232/RS485/RS422 to Ethernet Converter can realize bi-directional transparent transmission between RS232/RS485/RS422 and network

• 4-port RS485 Serial to IP Converter
• Power supply accepts wide voltage input range DC 9-36 Vdc
• Supports IP,TCP,UDP,DHCP,DNS,https,ARP,ICMP,Web socket,httpsd client
• Modbus Serial to IP converters USR-N540 Support modbus gateway
• 10/100 Mbps, MDI/MDIX, auto switch between cross and direct connection
• Configuration via Web Server page, AT commands, and Windows Utility
• Standard DB9 male connector

The USR-N540-H7-4 4-port RS485 to Ethernet Converter can realize bi-directional transparent transmission between RS485 and network

• 4-port RS485 Serial to Ethernet Converter
• Power supply accepts wide voltage input range DC 9-36 Vdc
• Supports IP,TCP,UDP,DHCP,DNS,https,ARP,ICMP,Web socket,httpsd client
• Supports Modbus RTU to Modbus TCP
• 10/100 Mbps, MDI/MDIX, auto switch between cross and direct connection
• Configuration via Web Server page, AT commands, and Windows Utility
• 3 Pin industrial terminal connector

Other Models

The USR-N510-H7 1 port Ethernet device server can realize bi-directional transparent transmission between RS232/RS485/RS422 and network.

• 1-port RS-232/422/485 Ethernet device servers
• Power supply accepts wide voltage input range 5-36 Vdc
• Supports TCP server, TCP client, UDP server, UDP client
• Modbus TCP to Modbus RTU in bi-directional
• 10/100 Mbps, MDI/MDIX, auto switch between cross and direct connection
• USR-N510 can realize bi-directional transparent transmission between RS232/RS485/RS422 and network
• Simple settings via webpage or setup software can assign working details

The USR-N510-H7-4 1 port Ethernet device server and can realize bi-directional transparent transmission between RS485 and network. 

• 1-port RS485 to Ethernet device server
• Power supply accepts wide voltage input range 5-36 Vdc
• Supports modbus RTU to TCP, Modbus Polling
• 10/100 Mbps, MDI/MDIX, auto switch between cross and direct connection
• MQTT 3.1 and 3.1.1 both supported
  • Features SSL/TLS security
  • Supports maximum 16 topics publication simultaneously

The USR-N520-H7 2-port serial to Ethernet server can realize transparent transmission between TCP/UDP data package and RS232/RS485/RS422 interface

• 2-port RS-232/422/485 serial to Ethernet server
• Power supply accepts wide voltage input range 5-36 Vdc
• Supports TCP server/client, UDP server/client, https client, Virtual COM
• Supports Modbus RTU to Modbus TCP
• 10/100 Mbps MDI/MDIX, auto switch between cross and direct connection
• Configuration via Web Server page, AT commands, and Windows Utility

The USR-N520-H7-6 2-port serial to Ethernet server can realize transparent transmission between TCP/UDP data package and RS232/RS485 interface

• 2 x RS232/RS485 serial to Ethernet server
• Power supply accepts wide voltage input range 5-36 Vdc
• Supports IP/TCP/UDP/ARP/ICMP/IPV4/DHCP/DNS
• Supports Modbus RTU to Modbus TCP
• 10/100 Mbps, auto MDI/MDIX
• Configuration via Web Server page, AT commands, and Windows Utility

The USR-N580 8-port RS485 to Ethernet Converter can realize bi-directional transparent transmission between RS485 and network

• 8-port RS485 Serial to IP Converter
• Power supply accepts wide voltage input range DC 9-36 Vdc
• Supports TCP server/client, UDP server/client,https client, Virtual COM
• Transfer between Modbus RTU and Modbus TCP protocol, support Modbus multi-host polling
• RJ45,10/100Mbps
• Configuration via Web Server page, AT commands, and Windows Utility