Process Operation Control (PLC)

Course Code: EM39

►Course Objective

 

  • In this course the participants will learn about PLC hardware
  • and how each piece of the PLC contributes to its overall operation and reliability. 
  • Discussions will cover the different numbering systems which form the basis of digital control logic as well as the various types of programming and options available in building a control program. 
  • The course will close with coverage of how to properly install, maintain and troubleshoot the PLC.
  •  Safety is included and will be stressed throughout this course.

 

 

►Target Audience

 

  • This course is mainly targeted to process technicians working in the field as an introduction or refresher. 
  •  The course can be applicable to technicians working in other disciplines,
  • equipment purchasers,
  •  procurement and storage personnel,
  • job planners and immediate supervisors to the working technicians.
  • Divisional managers

 

 Course Outline►

 

Introduction to Programmable Logic Controllers

Topics

  • The Electromagnetic Relay; Characteristics of Programmable Controllers; Applications of Programmable Controllers; Limitations of Programmable Controllers; Parts of a Programmable Logic Controller System; The Input Side; The Processor; The Output Side; Programming Devices; Power Supplies

Objectives

  • Describe an electromagnetic relay and define the terms control circuit, power circuit, NO and NC.
  • Define programmable logic controller.
  • Describe the general type of application in which a programmable logic controller would best be used, and give examples.
  • Define scan time.
  • Name each of the blocks in a block diagram of a programmable logic controller system and explain how each functions within the system as a whole.
  • Define memory and explain the different types.

Number Systems and Logic

Topics

  • Number Systems; Binary-Coded Decimal (BCD); ASCII; Gray Code; Boolean Logic; Ladder Logic

Objectives

  • Compare the decimal, binary, octal, and hexadecimal number systems.
  • Explain the purpose for using each of the following: BCD, Gray code, and ASCII.
  • Explain what AND, OR, and NOT mean in Boolean logic, and identify the symbols for each.
  • Identify AND and OR logic circuits in a relay ladder diagram, and construct a truth table for each.
  • Explain the basic concepts of ladder logic.

Programming the System

Topics

  • PLC Programming; Ladder Logic Programming; Boolean Programming; The AND Instruction; The OR Instruction; The Stack Register

Objectives

  • Explain the relationship between a programmable logic controller processor and program.
  • Define the term scan and explain the basic steps involved in a scan.
  • Explain the basic concepts of ladder logic programming.
  • Explain the purpose of a parallel branch in a ladder logic program.
  • Explain the basic concepts of Boolean programming.
  • Define stack register and state the stack rule.

Input/Output Devices and Modules

Topics

  • Definition of I/O Devices; Discrete Input Devices; Analog Input Devices; Digital Input Devices; Discrete Output Devices; Analog Output Devices; Sourcing and Sinking; Definition of I/O Modules; Input Modules; Output Modules

Objectives

  • Explain the operation of common input and output devices and identify their symbols.
  • Describe the relationship of an input/output device to a terminal on an input/output module.
  • Contrast the basic concepts of a sourcing device and a sinking device.
  • Explain the operation of various input and output modules.

Developing a Programmable Logic Controller System

Topics

  • Before You Begin; Equipment Operation Specifications; Sizing the System; Program Development; Assembling the Documentation Package; Functional Model; Startup and Debugging

Objectives

  • Explain the importance of working with accurate information from a specification.
  • Demonstrate how to size a system.
  • List the elements in a good documentation package.
  • Name the steps involved in specifying the hardware and developing the program for a simple control system.
  • Describe system startup and debugging procedures.

Lesson 6: Maintenance and Troubleshooting

Topics

  • The Importance of Documentation in Maintenance Troubleshooting; Using the Hardware Documentation; The Maintenance Log; Using the Program Documentation; Operational Documentation; Routine Maintenance; Batteries; Troubleshooting; Problems in Troubleshooting; Troubleshooting in Practice

Objectives

  • Explain the importance of good documentation.
  • Tell what type of information can be found in user’s manuals and operations manuals.
  • Tell what types of logs are kept and why they are necessary.
  • Explain the major concepts of troubleshooting, including problems sometimes encountered.
  • Describe routine maintenance procedures required by a programmable controller system.
  •  Practical skills in designing financial models using Excel
  • The design of financial models for forecasting and decision-making


Register for this course


Date & Location

Date : 14 April 2019

Duration : 5 days

Place : London

Join This Course Now

Date : 13 October 2019

Duration : 5 days

Place : Singapore

Join This Course Now

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