... provide fiber optic connection in point to point, star, daisy chain topologies networks.SpecificationElectrical interfaceSignal type:Profibus-DP ... /125 um,62.5/125 um,100/140um;single mode 8.3/125 um,9/125um,10/125um ... Rate data: 0~12M.PcsCi-pf110-SSingle mode fiber, transmission distance: 20KM, single fiber port, connector ST/SC/FC, ... Fieldbus Repeater Profibus-DP to Fiber Converter Single Mode