B+B SmartWorx/Advantech 

B+B SmartWorx/Advantech FOSTCDRI-ST TRIPLE ISOLATED RS-232/422/485 TO SINGLE MODE FIBER ST CONVERTER

Mfg Part Number:  FOSTCDRI-ST  
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Price: $564.66
Quantity:
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Last Updated: Mar 29, 2026
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, PO and Wire.

Advantech B+B SmartWorx' ILinx™ fiber converters are designed with functionality required for heavier industrial environments. Model FOSTCDRi-Sx industrial-grade isolated converter changes RS-232, RS-422 or RS-485 to singlemode fiber optics.

FOSTCDRi-Sx extends serial data ranges up to 15 km (9 mi) and provides the most versatile connection possible between asynchronous full or half-duplex serial equipment. In addition to direct point-to-point connectivity, it is capable operating in a multi-drop mode. This allows one serial device to communicate with up to 31 others around a fiber optic ring. Since it supports mixed serial standards, it can replace other converters and isolators and add the EMI/RFI immunity inherent to fiber optic communications. Fiber optic connectors are SC or ST.

Automatic Send Data Control circuit controls the RS-422/485 driver chip, eliminating the requirement for special software. Easy to install and configure, it has a 12-position DIP switch to set up the RS-422/485 parameters and removable terminal blocks to connect serial signals and power. In RS-232 mode, it supports Transmit Data and Receive Data. Handshaking signals are not passed through.

Main Specification
General Information
Manufacturer Advantech Co., Ltd
Manufacturer Part Number FOSTCDRI-ST
Manufacturer Website Address http://www.advantech.com
Brand Name B+B SmartWorx
Product Model FOSTCDRi-ST
Product Name Serial to Single-mode Fiber Optic Converters
Packaged Quantity 1
Product Type Transceiver/Media Converter
Interfaces/Ports
Total Number of Ports 2
LC Port Type Duplex
Number of ST Ports 1
Media & Performance
Media Type Supported Optical Fiber
Fiber Mode Supported Single-mode
Fiber Optic Cable Wavelength 1310 nm
Maximum Distance Supported 15 km
Fiber Optic Cable Core/Cladding Specification 9/125 µm
Power Description
Power Source DC
Physical Characteristics
Form Factor Rail-mountable
Height 5"
Width 3.8"
Depth 1.1"
Weight (Approximate) 5.28 oz
Miscellaneous
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Country of Origin United States
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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