Radix manufactures din rail/surface mount ethernet to RS485 serial converter. The module can be remotely controlled through a 10/100Mbps ethernet network using the MODBUS TCP protocol. They support browser based configuration utility. It has automatic MDI/MDI-X detection for plug-and play.

Radix also offers serial to ethernet converter, RS232 to RS485/RS422 converter, USB to HART converter, etc.