... fiber devices, RS-485 Repeater, Series Multi-drop Optic Fibres, Serial Converters for Industrial Control Interface P/N:CI-SF120-MMDescription ... Order information] PartNo. DescriptionCi-sf110-MMultimode fiber 2KM, one fiber port, connector ST/SC/FC (optional), Rate data: 0-10M. ... Ci-sf110-SSingle mode fiber, transmission distance: 20KM, single fiber port, connector ST/SC/FC (optional), Rate data: 0-10M. ...