Catalog > Consumer Electronics > Network Communication 4 Port Ethernet Device Server 4 Port Ethernet Device Server USR N540 4-PORT SERIAL-ETHERNET An Industrial 4 Port Ethernet Device Server with BI-Directional Transparent Transmission Between RS232/RS485/RS422 and Network. 2,736.00 ZAR inc for 1 Each 0 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features 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 Converter Power supply accepts wide voltage input range DC 9-36 Vdc 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 Specifications Categories Cellular & Network Communication Manufacturer/Brand USR IOT Ethernet ports LAN, WAN Ethernet Protocols 10/100 Mbps Serial Standard RS232, RS422, RS485 Comm. Method Serial Comm. Protocol ARP, DHCP, DNS, Ethernet, HTTP, HTTPD Client, ICMP, IP, TCP, UDP, Web socket Supply Voltage 9~24 Vdc Operating Temperature -40° to 185°F, -40° to 85°C Width (in) 8.74 Depth (in) 4.80 Height (in) 1.14 Width (mm) 222.00 Depth (mm) 122.00 Height (mm) 29.00 Weight (kg) 1.360 Weight (lbs) 3.00 Safety CE, FCC, RoHS Downloads AT Command PDF File 893.64 KB User Manual - USR N540 4-PORT SERIAL-ETHERNET PDF File 365.99 KB Datasheet - USR N540 4-PORT SERIAL-ETHERNET PDF File 137.77 KB Configuration Guide PDF File 228.20 KB