The FD-40 Fieldbus converter, integrates devices with serial RS-232 or RS-485 interface into Profibus DP. The FD-40 works as a Profibus DP slave module and enables the utilisation of normal DP process data for transparent communication over a serial interface.

The FD-10 is an Industrial universal Profibus DP slave unit that is able to transfer Profibus DP data via leased lines, dialup modems or radio systems without the use of special drivers or special PLC cards. The FD-10 can be used to interface different Profibus DP networks.