Explanation may include
- ladder logic
- structured text
- function block diagram (FBD)
- sequential function chart (SFC)
- instruction list (IL).
Teacher Resource: What is a Programmable Logic Controller (PLC)?, by Dan Blacharski, About Mechanics
Process/Skill Questions:
- What are the common inputs and outputs of a PLC?
- How is ladder logic incorporated in a PLC?
- How does structured text compare to a function block diagram?