Serial Multiplexers Information

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Serial multiplexers expand a single serial port into multiple serial ports. They can allow the use of multiple ports over a single serial link. Serial multiplexers may be used to connect multiple serial devices or to read multiple sensors on a single port.


Example Network Setup


Serial multiplexer




  • Power usage
  • Serial ports
  • Operating temperature
  • Storage temperature
  • Indicators




Image credit:


Rockwell Automation