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PLC (programmable logic controllers) RTD and CNC PPT
Amity School of Engineering & Technology PROGRAMMABLE LOGIC CONTROL (PLC) A Programmable Logic Controller (PLC) is a specialized computing system used for control of industrial machines and processes. A PLC is a computer designed to work in an industrial environment . It uses a programmable memory to store …
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PPT – Basics of Programmable Logic Control (PLC) …
Description: PLC stands for Programmable Logic Controllers. They are basically used to control automated systems in industries. They are one of the most advanced and simplest forms of control systems which are now replacing hard wired logic relays at a large scale. – PowerPoint PPT presentation Number of Views: 4506 Slides: 13
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PPT – Basics of Programmable Logic Control (PLC) …
PLC stands for Programmable Logic Controllers. They are basically used to control automated systems in industries. They are one of the most advanced and simplest forms of control systems which are now replacing hard wired logic relays at a large scale. – A free PowerPoint PPT presentation (displayed as an HTML5 slide show) on PowerShow - …
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PLC
67. PLC Programming PLC is software driven equipment like computer Working of PLC (process) is decided by user through program. Depending on process requirement program (set of instruction) is prepared. CPU sequentially read these instruction and operates control elements based on input signals and program instruction.
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PROGRAMMABLE LOGIC CONTROLLERS
PLC INSTRUCTIONS 1) Relay, 2) Timer and counter, 3) Program control, 4) Arithmetic, 5) Data manipulation, 6) Data transfer, and 7) Others, such as sequencers. LOGIC STATES ON : TRUE, contact closure, energize, etc. OFF: FALSE, contact open, de-energize, etc. AND and OR LOGIC COMBINED AND & OR RELAY Contacts: a. Normally open -| |- b.
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