Course Content
Benefits of PLC
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Overview of PLC Components
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CPU – The Brain of the PLC
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PLC Communication Module
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PLC Basics Quiz
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Ladder Logic (LAD) Programming
Ladder Logic Programming Basics
0/2
IL Programming Basics
0/2
ST Programming Basics
Structured Text (ST) Programming Basics
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FBD Programming Basics
Function Block Diagram (FBD) Programming Basics
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SFC Programming Basics
Sequential Function Chart (SFC) Programming Basics
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Learn PLC Basics

PLC Input Module

Digital Inputs (DI):

  • Receives ON/OFF signals (e.g., pushbuttons, limit switches)

Analog Inputs (AI):

  • Receives continuous signals (e.g., 0–10V, 4–20mA)
  • Used for sensors like temperature, pressure