... Optic to RS232 to RS485, Optic fiber devices, RS-485 Repeater, Series Multi-drop Optic Fibres, Serial Converters ... RS232/485/422 general serial networks. Feature with data rate up to 10M,35mm DIN rail mounting ... The modems provide fiber optic connection in point to point, star, daisy chain topologies networks.SpecificationElectrical ... 0-10M. RS-485/232/422 serial to Fiber Optic Converters Ci-sf120-s