ES-357 Ethernet to Serial Server RS232/RS422/RS485. Ethernet to Serial device server provides acess to 1 RS232 and 1 RS422/485 serial port. It provides data transfer rates up to 1,000,000 baud, coupled with 1Mbit/s line driver, to deliver uncompromising performance. Designed with a user friendly interface, it is simple to use and powerful in operation. 1 Port RS232 & 1 Port RS422/485 Ethernet to Serial Device server Data rate from 110 to 921,600 baud Serial Port Tunnelling allows serial cable replacement over any distance- no software required Removable terminal blocks for easy wiring