Application range For use with Profibus-DP/PA bus systems. The segment coupler is used for supplying and coupling Profibus-PA networks. When used with intrinsically safe circuits, the Ex version has intrinsically safe properties. Your benefits Simple setup, as no own GSD, DTM or EDD files or addresses need to be used Standardized connection to intrinsically safe circuits in accordance with FISCO Economical compact configuration Can connect up to 10 Ex and 32 non-Ex field devices