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limit switch

noun
1.
a switch that automatically cuts off current to an electric motor when an object moved by it, as an elevator, has passed a given point.
Origin
1925-1930
1925-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for limit switch
  • The following diagram shows a mechanical limit switch wired to a pair of indicator lights.
  • The hoist upper limit switch can be used as a stop only when the hoist is equipped with a backup limit switch.
  • Raise empty hook at creep until limit switch trips and stop hoisting motion.
  • For example, it is not the intent to manually operate and test each limit switch.
  • The power to the machine is on and the only thing preventing that cylinder from turning is a limit switch.
  • The upper limit switch should not be used as an operating control, unless the hoist is equipped with a backup limit switch.
  • Removal of either or both hands before the activation of the limit switch will stop or reverse the closing cycle.
  • As a result of the collision, the load limit switch box for the whip line was torn loose from the port side crane boom.
  • The limit switch shaft shall be stainless steel, and cams shall be secured thereto with set screws.
  • In addition, mines should inspect the hoist limit switch to make sure it is properly adjusted and working.

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Word Value for limit

7
9
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