limit switch

Definitions

Construction

  • An electrical switch that controls a particular function in a machine, often independently of other machine functions.
  • A safety device, such as a switch that automatically slows down and stops an elevator ator near the top or bottom terminal landing.

Electronics

  • A switch that is actuated when a given limit is reached. For instance, a switch that cuts off power to a device when a moving part moves past a given point of its travel.
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