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Limit switch

In electrical engineering, a limit switch is a switch operated by the motion of a machine part or the presence of an object. A limit switch can be used for controlling machinery as part of a control system, as a safety interlock, or as a counter enumerating objects passing a point.

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Map overview Semantic statistics

Limit switch

Nodes24
Edges23
Triples33
Avg. degree1.92
Density0.083333
Components1

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Limit switch

Top relations

related to Notation · 22
Limit switch → Arrow Notation, Gravity, Gravity Model, Held Close, Held Open, HO/HC, IEC, International Electrotechnical Commission, Limit Switches, LS, National Electrical Manufacturers Association, NEMA, NO/NC, Normally Closed, Normally Closed Held Closed, Normally Closed Held Open, Normally Open Held Closed, Normally Open Held Open, Normally Opened, Often
related to Uses · 4
Limit switch → Limit, Proximity, Standardized, They
is a · 1
Limit switch → switch operated by the motion of a machine part or the presence of an object
related to Examples · 1
Limit switch → Miniature

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Important terminology

limit switch switches used normally open state machine control part closed gravity model arrow object notation industrial wired circuit held

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Limit switchis aswitch operated by the motion of a machine part or the presence of an object0.90text
a lamp or solenoid valve is directly controlled by the contacts of an industrial limit switchinstance ofa final operating device0.80text
but more typically the limit switch is wired through a control relayinstance ofa final operating device0.80text
a motor contactor control circuitinstance ofa final operating device0.80text
or as an input to a programmable logic controllerinstance ofa final operating device0.80text
a lathe has limit switches to identify maximum limits for machine parts or to provide a known reference point for incremental motionsinstance ofA numerical control machine0.80text
Limit switchrelated to ExamplesMiniature0.60section
Limit switchrelated to NotationLimit Switches0.60section
Limit switchrelated to NotationThe0.60section
Limit switchrelated to NotationNational Electrical Manufacturers Association0.60section
Limit switchrelated to NotationNEMA0.60section
Limit switchrelated to NotationInternational Electrotechnical Commission0.60section

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    Min side: 3
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