Introduction

This course covers Basics of PLCs and related products.

Upon completion of Basics of PLCs you should be able to:

• Identify the major components of a PLC and describe
their functions
• Convert numbers from decimal to binary, BCD, and
hexadecimal
• Identify typical discrete and analog inputs and outputs
• Read a basic ladder logic diagram and statement list
• Identify operational differences between different S7-200
models

This knowledge will help you better understand customer
applications. In addition, you will be better able to describe
products to customers and determine important differences
between products. You should complete Basics of Electricity
before attempting Basics of PLCs. An understanding of many
of the concepts covered in Basics of Electricity is required
for Basics of PLCs. In addition you may wish to complete
Basics of Control Components. Devices covered in Basics
of Control Components are used with programmable logic
controllers.