Switching Devices
086021

 

  
  Duration:
6 hours

  
  Course Prerequisites:
Analog Circuit Measurement (Block A23)
Basic Industrial Math (Block X21)

  
  What Students Learn:
  • Learn how a switch changes:
    - voltage levels and current levels.
    - the DC polarity of the delivered voltage.
    - the direction of direct current.
    - from one delivered frequency to another.
  • Describe how the above functions can be performed by mechanical switches or by electronic circuitry.
  • List the advantages and disadvantages of various switch types and how they function..
  • Analyze basic relay ladder diagrams.
  • Explain how a diode can be used as a switch.
  • Name some of the problems of diode switching.
  • Describe how very rapid electronic switching is accomplished.
  • Explain the circumstances in which a mechanical switch may be preferable to a rapid electronic switch.

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