PLC (Programmable Logic Controllers) Programming Instructions, Part 1

Learning objectives

  • Identify two types of ladder logic
  • List commonly used Boolean logic functions
  • Discuss the use of individual instructions and function blocks in ladder logic
  • Describe the following types of instructions:
    • Ladder relay instructions
    • Timer instructions
    • Counter instructions
    • Program/flow instructions
    • Arithmetic instructions

Course overview

When you complete this lesson, you will be able to describe the functions of the programming instructions most commonly used in PLC programming.

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