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Programmable logic controller
Circuit diagram
Key terms: rung coil control ladder logic output plcs contacts relay bit door complex programmable motor iec execution remote switch circuit problem closed input loop diagram represent device false argument sequential interior whenever special block manufacturers output coil energized evaluated storage analogy hardware notation normally automation programming language stop button very complex may represent remote unlock programmable controller number of times electromechanical programmable logic controller Search external links cited by footnotes on Wikipedia page Ladder logic: |
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