Features of entry-level Modbus to Ethernet converters USR-TCP232-410S.

● 1 RS232 and 1 RS485 Modbus to Ethernet converters
● 1 RS232 and 1 RS485 Modbus Serial to Ethernet Converters
● Power supply accepts wide voltage input range DC 5-36V
● Support TCP server/client, UDP server/client,https client, Virtual COM
● Support Modbus RTU to Modbus TCP
● Support flow control CTS/RTS, XON/XOFF
● Support 1 RS-232,1 RS-485 serial port to 1 10/100Base-T(X) self-adaptive Ethernet interface
● Configuration via Web Server page, AT commands, and Windows Utility

8*RS485 Ports Serial Ethernet Converter is designed to realize bidirectional data transparent transmission between the serial port and the Ethernet port. The 8 RS485 ports can work independently and does not affect each other. Each ports can be configured for different baud rates. It supports 600bps~921600bps wide baudrate.
● 8 serial ports support RS485 communication, indicator lights (TX/RX)
● Functions of Modbus gateway, Modbus RTU to Modbus TCP, Modbus polling
● Support TCP Server, TCP Client, UDP Client, UDP Server, HTTPD Client working modes
● Support virtual serial port and provide corresponding software USR-VCOM
● Serial baud rate from 600bps to 921.6K bps; Parity of None, Odd, Even
● Functions of Modbus gateway, Modbus RTU to Modbus TCP, Modbus polling

USR-N510-H7-4 RS485 Port Modbus to MQTT IoT Gateway can realize bi-directional transparent transmission between RS485 and network.

● 1-port 485 Modbus Gateway (3-in-1 serial port RS232/RS485/RS422 Optional)
● Wide voltage input range DC 5-36V
● Modbus RTU to Modbus TCP, Modbus Polling, Modbus to JSON
● Flow control XON/XOFF
● Secure Client Operation Mode: TCPS, HTTPS. MQTTS
● SSL/TLS Encryption
● Modbus RTU Master, Edge computing

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

● 2-port RS-232/422/485 serial to Ethernet servers
● Power supply accepts wide voltage input range DC 5-36V
● Support TCP server/client, UDP server/client, https client, Virtual COM
● Support Modbus RTU to Modbus TCP
● Support flow control CTS/RTS, XON/XOFF
● Support 2 RS-232, RS-485/422 3IN1 serial port to 1 10/100Base-T(X) self-adaptive Ethernet interface
● Configuration via Web Server page, AT commands, and Windows Utility

USR-N520 is 2 serial Port RS232/RS485 Secure Serial Device Server which can connect RS-232/485 serial devices to the TCP/IP network. It supports bi-directional communication.

● Independent 2 serial ports.(3-in-1 serial port RS232/RS485/RS422 Optional)
● 5-36V wide voltage input.
● Modbus RTU to Modbus TCP, Modbus Polling, Modbus to JSON
● Flow control CTS/RTS, XON/XOFF
● Secure Client Operation Mode: TCPS, HTTPS. MQTTS
● SSL/TLS Encryption
● Modbus RTU Master, Edge computing
● Hardware watchdog, automatically restarts when the device goes down.

USR-N540 is 4 serial Ports Secure Serial Device Server which can connect RS485 serial devices to the TCP/IP network. It supports bi-directional communication.

● Independent 4 RS485 ports. (3-in-1 Serial port RS232/RS485/RS422 Optional)
● 5-36V wide voltage input.
● Modbus RTU to Modbus TCP, Modbus Polling, Modbus to JSON
● Flow control XON/XOFF
● Secure Client Operation Mode: TCPS, HTTPS. MQTTS
● SSL/TLS Encryption
● Modbus RTU Master, Edge computing
● Hardware watchdog, automatically restarts when the device goes down.

8-port RS232/422/485 serial device servers USR-N668.

● 8-port RS-232/422/485 serial device servers
● Power supply accepts wide voltage input range AC 85-265V
● Support TCP server/client, UDP server/client, https client, Virtual COM
● Support Modbus RTU to Modbus TCP
● Support flow control CTS/RTS, XON/XOFF
● Support 8 software selectable RS-232, RS-485/422 RJ45 serial port to 1 10/100Base-T(X) self-adaptive Ethernet interface, rack-mount
● Configuration via Web Server page, AT commands, and Windows Utility

1 port RS232 to Ethernet converters USR-TCP232-302 can transmit data transparently between TCP/IP and RS232. RS232 to IP Converters USR-TCP232-302 are widespread required in industrial automation. Simple configuration and easy to use.

● Single RS232 to ethernet converters
● Cost-effective
● RS232 port
● Power supply: DC 4.75-7V
● Compact, Light Weight
● Supports TCP server/client, UDP server/client
● Virtual COM

1-port RS485 to Ethernet converters USR-TCP232-304 can transmit data transparently between TCP/IP and RS485. RS485 to Ethernet converters USR-TCP232-304 are widespread required in industrial automation. Simple configuration and easy to use.

● Single RS485 to Ethernet converters
● Compact, light weight
● RS485 port, cost-effective
● DC 4.75-7V
● Client connection: 1 to 16 in TCP Server Mode
● Support TCP server/client, UDP server/client, virtual COM

Ethernet to serial converters USR-TCP232-306 support both interfaces RS232 and RS485, but can only use one at one time. Simple configuration and easy to use.

● RS232/RS485/RS422 (not use simultaneously)
● Wide power supply 5-36v DC
● httpsD client mode, sends serial data in https format
● Support TCP server/client, UDP server/client,Virtual COM

USR-W610 is Serial RS232 or RS485 to WIFI converter, which can realize the bi-directional transparent data transmission between RS232/RS485 and WiFi. It also supports wifi to Ethernet.
● 1-port RS-232 or RS485 to 802.11 b/g/n WLAN serial device server
● Links serial and Ethernet devices to an IEEE 802.11b/g/n network
● Supports TCP server/client, UDP server/client,https client, Virtual COM
● Supports Modbus RTU to Modbus TCP
● Supports multiple networking mode with 1 RJ45 ethernet port

1 Port WiFi to serial converter USR-W630, which can realize bidirectional transparent transmission between RS232/RS485 and WIFI, WiFi and Ethernet, Serial and Ethernet.

● 1-port RS-232 or RS485 to 802.11 b/g/n WLAN serial device server
● Links serial and Ethernet devices to an IEEE 802.11b/g/n network
● Supports TCP server/client, UDP server/client,https client, Virtual COM
● Supports Modbus RTU to Modbus TCP
● Supports multiple networking mode with 2 RJ45 ethernet port
● Serial to WiFi / WiFi to Ethernet converters

1 port Ethernet device servers USR-N510 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 DC 5-36V
● Support TCP server/client, UDP server/client,https client, Virtual COM
● Support Modbus RTU to Modbus TCP
● Support flow control CTS/RTS, XON/XOFF
● Support 1 RS-232, RS-485/422 3IN1 serial port to 1 10/100Base-T(X) self-adaptive Ethernet interface
● Configuration via Web Server page, AT commands, and Windows Utility
● MQTT/SSL special firmware (contact sales)

USR-N540 is a 4-port Serial to IP Converters. USR IOT's serial to IP Converters USR-N540 can realize bi-directional transparent transmission between RS232/RS485/RS422 and network.

● 4-port RS-232/422/485 Serial to IP Converters
● Power supply accepts wide voltage input range DC 9-36V
● Support TCP server/client, UDP server/client,https client, Virtual COM
● Support Modbus RTU to Modbus TCP
● Support flow control CTS/RTS, XON/XOFF
● Support 4 RS-232, RS-485/422 3IN1 serial port to 1 10/100Base-T(X) self-adaptive Ethernet interface
● Configuration via Web Server page, AT commands, and Windows Utility