Introduction to Switches

Learning objectives

  • Explain the purpose of an electrical switch
  • Identify the various types of electrical switches
  • Describe variations and operating principles of throw and pole switches
  • Explain difference between mercury and reed relay switches
  • Describe the operation of mercury, reed relay, float, pressure, limit, flow, pushbutton, selector, and drum switches
  • Describe the operation of joysticks
  • Identify the operating principles of interlock switches
  • Explain the purpose and operation of safety switches

Course overview

Switches are electrical components used to control electricity flow. The Introduction to Switches training course examines the most common switches used in industrial applications and describes their operating principles. This online training course examines:

  • Switches
  • Throw and pole switches
  • Mercury switches and relay switches
  • Float switches
  • Pressure switches
  • Limit switches
  • Flow switches
  • Pushbutton switches
  • Selector switches
  • Joysticks
  • Drum switches
  • Interlock switches and safety switches

Introduction to Switches is part of the Automated Control training series.

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