RS232/RS485/RS422 to Ethernet converter,support TCP Server,TCP Client,UDP Uni_Cast,UDP ... do not comply with the UART serial data format, so they do not apply to this product! *High-speed, highly ... *Support the RS422/RS485 communications which meet UART serial data communication standard, do not support field bus ... -dy.com Mode:FS-ETH485A,RS232/RS485/RS422 to Ethernet converter.One year warranty.