Class Details
- Class Name:
- Level 1 PLC Fundamentals
- Duration:
- 4 Day Course
- Language:
- English
Learning Objectives
- List the primary functions of a programmable logic controller (PLC)
- Explain the benefits of using PLC's instead of hard wired relays
- Identify the major components of a PLC and explain their functions
- Describe the function of each of the three types of memory used in a PLC
- Identify different types of programming terminals
- Define such terms as program, address, instruction, program rung, and ladder logic
- Recognize different types of input and output modules
- Explain the basic function of a scan cycle
- Differentiate Boolean AND, OF, NOT functions for multiple devices on a rung
- Identify commonly used numbering systems
- Define the symbols associated with ladder logic
- Explain the relationship between addresses used for field wiring and programming instructions
- Describe a typical I/O address
- Explain why fusing, grounding, and shielding are important when wiring I/O field devices
- Describe how programming instructions interact with the PLC's memory
- Demonstrate how to wire input and output field devices to a SLC 500 and similar controllers
- Identify how each rung performs the logic functions necessary to determine if the rung is true or false
- Know the importance of maintaining up to date documentation
- List the basic steps to troubleshooting PLC's
- Identify the diagnostic and I/O status lights and explain their condition
Outline At-a-Glance
PLC and Electrical Safety
- Electrical Shock
- Current, Voltage, Resistance
- PLC Enclosures
- PPE
Electrical Principles and PLC's
- Power Supply Voltage Ratings
- Input and Output Voltage Ratings
- Input and Output Current Ratings
- DC Input Switching
- Current in Series and Parallel Circuits
- Voltage Drops in Series and Parallel Circuits
Electrical Circuits and PLC's
- Electrical Symbols and Diagrams
- PLC Programming Symbols
- Wiring Diagrams, Ladder Diagrams
- Logic Functions
- AND,OR, NOT, NOR NAND Circuit Logic
- Wiring Methods
PLC Hardware
- Input and Output Sections
- CPU's
- Programming Devices
- Classifications
- Memory
- Operating Cycle
PLC Programming Instructions
- Processor, Program, Data Table Files
- Addresses-Data Table, Input and Output, Status, Bit File
- Programming Diagram Logic