RS-485/RS-422 virtual port
USB to RS-485 / RS-422  Converter ADA-I91402
USB to RS485/422 converter with optoisolation and galvanic isolation. USB power supply. more >>>
ETHERNET to RS-485/ RS-422 with MODBUS GATEWAY Converter ADA-13040MG
Ethernet to RS485/422 converter with MODBUS GATEWAY. Optoisolation and galvanic isolation. Power supply 10-30V DC. Mounted on DIN-rail, more >>>