• 1. limit switch: 限位开关 | 限制开关 | 极限开关 | 极限掣
• 2. control limit switch: 极限控制开关 | 控制极限开关
• 3. speed limit switch: 限速开关

更多释义

• 1.Pressure limit switch circuit is cut off, stop, and then closing, the hook can only decrease.
  压下限位开关，切断电路停车，再合闸时，吊钩只能下降。
  dict.yoduao.com
• 2.Limit switch, directly actuated, spring returned, normally open. Right-click for open or held closed.
  限制开关， 直接启动， 弹簧复位， 正常情况下为断路。右击断开或保持闭合。
  dict.yoduao.com
• 3.Limit switch, directly actuated, spring returned, normally closed. Right-click for closed or held open.
  限制开关，直接启动，弹簧复位，正常情况下为闭合。右击接通或保持断开。
  dict.yoduao.com

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