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Model FOSTC High Speed RS-232/422/485 Fiber Optic Modem Before you begin, be sure you have the following: + FOSTC Fiber Optic Modem + 12 VDC, 140 mA Power Supply (sold separately) Recommended Accessories 12 VDC Power Supply, 6 W, Int’l AC Input, 2.5mm Plug...
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14 and 16 RS-232 signals are pinned as a DCE device (input on Pin 2 fiber ring configuration allowing multiple serial devices to together and 15 and 17 together. This allows the FOSTC and output on Pin 3). communicate with each other.
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Position 6 must be turned “Off” when Interfacing to Fiber Devices the FOSTC is to be used as either end of a point-to- The Dip Switch (SW1) defines the mode of operation when from other manufacturers point communication line.
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Below is a University Campus setup that illustrates the basic configuration of a typical Fiber Optic Network. This Data Rates (RS-232 Operation) 0 bps 115.2 kbps scenario uses a combination of B+B SmartWorx fiber devices, including: 3 x Model FOSTC serial/fiber converters, 2 x Data Rates (RS-422/485 Operation) 0 bps 500 kbps Model FOSTDRP fiber repeaters, and 1 x Model FOSTCDR DIN-rail mount fiber converter.