006025
Getting Started as an Electrician

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21)

What Students Learn: Introduction to the Entire Electric System, including the Generation, Transmission, Distribution, and Utilization of Electric Power; Types of Residential Branch Circuits; Service Entrance; Practical Wiring Examples; Required Subjects an Electrician Should Know.

Special Notes: This updated course replaces, Getting Started as an Electrician, course 4410.

4400
Working Safely with Electricity

Duration: 10 hours (includes 1 test)

What Students Learn: Electrician Categories and Classifications; Electrical Safety Standards and Codes, including OSHA, NEC, and NESC; Materials Standards; Listing and Labeling by Testing Laboratories; Electric Shock; Safety Precautions; First Aid for Electric Shock; Protective Clothing.

006026
Electricians' Tools

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: Electricians' Equipment: Basic Hand Tools; Wire-Working Tools; Conduit-Working Tools; Power Tools; Knowledge as a Tool with Basic Introduction to the Metric System; Units of Electricity; Static Electricity; Electric Current, Measuring Instruments, and the Symbols and Terminology Used by Electricians.

Special Notes: This updated course replaces, Electricians' Tools, course 4401.

006801
Practical Exercise: Electrical Fundamentals

Duration: 10 hours (includes 1 test)

086001
Nature of Electricity

Duration: 5 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21)

What Students Learn:

• Explain the operation of a simple circuit.
• Define the terms: conductor, insulator, and resistor.
• Demonstrate that unlike charges attract and like charges repel.
• List the dangers and benefits of static electricity.
• Define the terms: volt, ampere, and ohm.
• Describe common notations and prefixes used to identify electrical and electronic values.
• Identify carbon resistors, potentiometers, and rheostats, and explain how they work.
• Identify the common electrical symbols used in schematic diagrams.
• Explain the difference between a series and parallel circuit.

006027
Electrical Equipment, Part 1

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: Outlet Boxes: Types, Fittings, Sizing of, Installation of, and Wiring of; Junction Boxes; Splice Boxes; Pull Boxes; Cable and Conductor Fittings; Conduit Fittings.

Special Notes: This updated course replaces, Electrical Equipment, course 4403A.

006028
Electrical Equipment, Part 2

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: Electric Control Devices: Manually Operated Switches, Automatically Operated Switches, Thermostats, Relays, Remote-Control Devices, Control Diagrams; Safety Devices: Fuses, Circuit Breakers, and GFCIs; Convenience Devices: Plugs and Receptacles; Lampholders; Electric Loads: Types, Rating.

Special Notes: This updated course replaces, Electrical Equipment, course 4403B.

006802
Practical Exercise: Installing Electrical Equipment

Duration: 10 hours (includes 1 test)

006014
Conductors

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: Electrical circuits rely on conductors to carry current from one point to another. All electricians deal with some form of conductors every day.

In this study unit you'll learn about conductor characteristics that are important to the electrician. Understanding how to select the appropriate conductors for a job and how to install conductors properly is described in this study unit.

Students will be able to:

• Identify the physical properties and characteristics of conductors.
• Identify electrical properties and characteristics.
• Work with tables that define conductor characteristics.
• Install and connect wires and cables in residential circuits.
• Size conductors to match circuit requirements.

Special Notes: This updated course replaces, Conductors, course 4402B.

006015
Working With Conduit

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: This study unit focuses on what the electrician needs to know about conduit. It begins by explaining the characteristics of commonly used types of conduit. Next, the study unit covers conduit installation, including fittings, supports, and conduit sizing considerations. When installing conduit, you frequently have to make bends in the conduit. These bends must be made with the proper tools using specific techniques which are described in this study unit. The study unit concludes with a discussion on why and how specific conductors are installed in conduit.

Students will be able to:

• Identify and define the types and characteristics of conduit.
• Describe and install various types of conduit fittings and supports.
• Identify the tools needed to bend conduit and use those tools correctly.
• Determine conductor and conduit sizing when given a particular wiring job.

Special Notes: This updated course replaces, Conduit, course 4402A.

086106
Math For The Trades

Duration: 10 hours (includes 1 test)

Course Prerequisites: Addition and Subtraction (186008), Multiplication and Division (186009)

What Students Learn: In this study unit, you'll encounter a method of expressing part of a whole number - fractions. Not all things are measured in wholes. Therefore, we have a way of mathematically dealing with partial quantities. That's where fractions come in. For example, in electrical work, you'll find heaters with ratings expressed in watts, and on blueprints, you'll often find measurements that include fractions such as 3/4 inch. In fact, a good working knowledge of fractions is a must for any trade.

In trades work, you'll often have to measure things to find their lengths, areas, volumes, angles, and other dimensions. The most common measurement involves distance, or length. In this study unit, you'll learn about units of length and angles, as well as methods of measuring lengths and angles.

In this study unit, you'll also be introduced to the concept of solving problems with formulas. You'll learn how to set up formulas to find a needed quantity and how to solve the formula.

When you complete this study unit, you'll be able to:

• Simplify, add, subtract, multiply, and divide fractions.
• Change fractions to decimals and decimals to fractions.
• Solve problems involving percent, ratios, and proportions.
• Measure using both English and metric units of length.
• Calculate the areas and perimeters of commonly encountered shapes.
• Use a protractor to measure angles.
• Explain the use of variables in formulas.
• Prepare and use formulas to solve problems.
• Work with square roots.

006803
Practical Exercise: Conduit and Conductors

Duration: 10 hours (includes 1 test)

006029
Wiring Electrical Components, Part 1

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: Electrical equipment, devices, and conductors are wired together to form circuits. In this study unit, you'll learn how to combine what you know about electrical equipment and conductors in order to wire typical new residential circuits. You'll also learn many of the features of electrical systems.

Students will be able to:

• Identify the function of various electrical components.
• Recognize and work with various types of electrical systems.
• Describe the function of grounding wires and connect them properly.
• Select the correct terminals on electrical equipment and properly connect them to circuit conductors.
• Select the proper switches, receptacles, and device boxes needed for given applications and describe how they are wired.
• Identify the terminals on light fixtures and how they are wired.

Special Notes: This updated course replaces, Conduit, course 4402A.

006030
Wiring Electrical Components, Part 2

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: You now understand how to wire a new electrical system. Specifically, you've learned how to install wiring from one point to another and how to install and wire the boxes and devices at those points where the wiring is interrupted. In this study unit, you'll learn how to apply this knowledge to old-work situations. While much of the old-work task involves the same skills you'll use when doing new work, there are additional things you'll need to know. This unit also discusses certain special wiring situations that are commonly encountered but not part of every job. It also explains how electricians use circuit measurement techniques to troubleshoot problems.

Students will be able to:

• Explain how old work differs from electrical jobs for new construction.
• Identify several ways to run wire in existing structures.
• Describe the steps to take when installing new electrical devices in existing structures.
• Outline the acceptable procedure for adapting existing aluminum wire for use with modern devices.
• Explain how electricians rely on electrical measurements to troubleshoot an existing circuit.

Special Notes: This updated course replaces, Conductors, course 4402B.

086002
Circuit Analysis and Ohm's Law

Duration: 5 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21)

What Students Learn:

• Find the total resistance in series, parallel, and series-parallel circuits.
• Use Ohm's law to calculate the current, voltage, or resistance in circuits.
• Calculate the amount of power supplied and dissipated in a DC circuit.
• List the steps for finding current, voltage, and resistance with a digital or analog meter.

006021
Working with Multimeters

Duration: 10 hours (includes 1 test)

What Students Learn: Performing tests for short circuits; performing resistance tests; measuring current and output voltage.

006804
Practical Exercise: Working with Circuits

Duration: 10 hours (includes 1 test)

006031
Electric Lamps, Part 1

Duration: 10 hours (includes 1 test)

Course Prerequisites: AC Principles (Block A22)

What Students Learn: This study unit is designed to provide basic information on the fundamentals of lamp operation. First, you'll learn about the concept of light and how it's measured. You'll also learn about basic lamp types. The main body of the study unit, however, will provide you with a thorough introduction to the incandescent lamp.

Students will be able to:

• Describe the concept of light.
• Define several important photometry terms.
• Name the three major lamp types.
• Explain the term lamp efficacy.
• Calculate the lumen depreciation of a lamp.
• Explain the importance of a lamp's chromaticity and color rendition index (CRI).
• Describe the differences between incandescent lamps and discharge-type lamps.
• List the basic components of an incandescent lamp.
• Explain how a halogen lamp differs from an incandescent lamp.
• Use catalog ordering codes to determine incandescent lamp shapes, bases, and wattages.

Special Notes: This updated course replaces, Electric Lamps, course 6682A.

006032
Electric Lamps, Part 2

Duration: 10 hours (includes 1 test)

Course Prerequisites: AC Principles (Block A22)

What Students Learn: This handbook is the second part of learning about lamps. This book describes the components of discharge lamps and what they are used for. Fluorescent and high intensity discharge (HID) lamps are the two major lamp groups that will be covered in this text.

Students will be able to:

• Understand the advantages and disadvantages of each lamp.
• Recognize the different characteristics of each lamp.
• Recognize the proper application of these lamps.
• Specify or read specifications of discharge lamps.
• Understand the basic manufacturer's ordering codes.
• Carefully recognize problems before changing a lamp.
• Realize some of the complications that may occur in an electrician's work.

Special Notes: This updated course replaces, Electric Lamps, course 6682B.

006033
Lighting Control

Duration: 10 hours (includes 1 test)

Course Prerequisites: AC Principles (Block A22)

What Students Learn: Electrical lamps are available in a wide range of different styles and can be used for lighting any type of area. In earlier study units you learned about the different types of lamps and fixtures, as well as the controlling devices. This study unit is designed to teach you about combining these items to design different types of lighting control systems. It will also teach you how to apply the different systems efficiently and conveniently.

Students will be able to:

• Combine natural light and dimming devices efficiently.
• Use multi-level lighting with fluorescent lamps.
• Divide an area into different zones for different lighting needs.
• Place switches in convenient areas.
• Apply sensors and timers in lighting control systems.

Special Notes: This updated course replaces, Lighting Control, course 4305.

006016
Interior and Exterior Lighting Practices

Duration: 10 hours (includes 1 test)

Course Prerequisites: Electric Lamps, Part 1 (006031), Electric Lamps, Part 2 (006032)

What Students Learn: The purpose of this study unit is to familiarize yourself with lighting fixtures, known as luminaires, and their applications. It is important to understand the relationship of the components in lighting fixtures and their enhancements and limitations. Knowing the terminology used to describe the fixtures will expedite your work and enable you to communicate effectively with your associates.

The electrical codes are also a notable interest in the installation of lighting fixtures. Many of the codes have been established to prevent fires or electric shock. An electrician should be familiar with all codes before attempting to install any fixture.

Students will be able to:

• Describe a lighting fixture in detail and where they are used.
• Know any precautions to take while installing them.
• Know the effects of temperature on recessed lighting.
• Know the difference between prewired and non-prewired fixtures.
• Know the difference between a "wet niche" and a "dry niche" pool light.

Special Notes: This updated course replaces, Interior Lighting Practice, course 6685, and Exterior Lighting Practice, course 5513.

006805
Practical Exercise: Electrical Lighting

Duration: 10 hours (includes 1 test)

006034
Electric Heating

Duration: 10 hours (includes 1 test)

Course Prerequisites: AC Principles (Block A22)

What Students Learn: The use of electricity in an ever-increasing number of applications has become an accepted pattern over the years. The microwave and range were originally regarded as luxury items. Today, however, they're viewed by many as necessities, along with dozens of other electric devices, ranging from computers to hair dryers. The acceptance of these devices as necessary for our convenience and comfort has paralleled the rise in our standard of living. Therefore, it's not surprising that electric heating has also been accepted in our homes, schools, offices, and industrial plants.

Students will be able to:

• Identify the way and the how of the electric-heating market - its growth and present trends.
• Compare heating sources and list some of the benefits of electric heating.
• Define the basic terms used in electric heating.
• Describe the basics of heat loss and how insulation, ventilation, and other controls affect heat loss calculations.
• Understand how heating requirements for buildings are estimated using the degree day method of calculation.
• Identify and compare the major selections of heating equipment.
• Discuss the relationship of heat, current, resistance, and voltage.
• Describe the main types of electric thermal-storage systems available, including the advantages of each.
• Identify and describe the various heating controls available.
• Compare and select electric-heating systems for residential applications.
• Choose the proper heating system for a particular type of building.
• Discuss the various methods for recovering lighting energy for space heating.
• Determine which of the electric systems studied apply to industrial buildings.

Special Notes: This updated course replaces, Electric Heating, course 4310, and Electric Space Heating, course 4312.

006035
Controls for Air Conditioning

Duration: 10 hours (includes 1 test)

What Students Learn: Fundamentals of Control Systems; Plants, Distribution Systems and Units; Control of Temperature, Humidity, Pressure, Ventilation, and Air Cleaning; Pneumatic, Electric, and Electronic Control Systems; Planning the Control System; Miscellaneous Installations.

Special Notes: This updated course replaces, Controls for Air Conditioning, course 6636.

006022
Reading Electrical Schematic Diagrams

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22)

What Students Learn: Electrical Diagrams; Meaning of Schematic Diagrams; Schematic Diagrams of Basic Electric Equipment and Connections, such as Types of Circuits; Sources of DC Power; Sources of AC Power; Transformers; Rectifiers; Motors; Measuring Devices; Protection and Control Devices. Schematic Diagrams of Lighting Circuits and Various Types of Motor Control Circuits; Typical Schematics Used in Generating Systems, Transmission Systems, and Distribution Systems.

Special Notes: This updated course replaces, Electrical Schematic Diagrams, course 6634A-B.

006806
Practical Exercise: Wiring HVAC Circuits

Duration: 10 hours (includes 1 test)

006036
Electrical Blueprint Reading

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21) AC Principles (Block A22)

What Students Learn: In this study unit, you'll learn to read several different types of electrical blueprints. Reading and understanding the information that appears on a blueprint will be emphasized, not the design details of a particular project. Engineers and designers use blueprints to present design information in a variety of ways. The general principles for preparing blueprints will also be covered. The skills you learn can be applied to reading blueprints for residential, commercial, manufacturing, and electric utility projects.

Students will be able to:

• Explain how blueprints are prepared.
• Discuss how and why blueprints are copies of original drawings.
• Talk about the relationship of electrical blueprints to the architectural drawings and drawings of other trades.
• Read and understand the information presented on blueprints.
• Identify the different methods of presenting information.
• Interpret the common symbols used on electrical blueprints.
• List the common abbreviations used on electrical blueprints.
• Trace a wiring diagram and understand it.

Special Notes: This updated course replaces, Electrical Blueprint Reading, course 6635.

006037
Wiring Electrical Circuits

Duration: 10 hours (includes 1 test) Course Prerequisites: Electrical Wiring Practices (086E02)

What Students Learn: All electrical systems -- whether for industrial plants, office buildings or houses -- have one thing in common: they must be properly connected. To assure the proper connection and maintenance of electrical systems, schematic diagrams and wiring plans are a must. As an electrician, students will need to know the common wiring terms and symbols used on these diagrams and plans. This study unit will prepare you for a better understanding of these electrical "road maps."

Although most of the branch circuits and panel board equipment discussed in this study unit are based on residential electrical use, they apply as well to many commercial and industrial applications.

Students will be able to:

• Differentiate between feeder and branch circuits.
• Select the correct type of general and special-purpose circuit when given a list of circuit descriptions.
• Describe how wiring is installed for branch circuits in a residence, given particular situations.
• Select the correct electrical components for wiring a residence.
• Differentiate between portable, fixed and stationary appliances and describe how each type is wired.
• Select the components needed for an electric circuit.
• Calculate the current in a neutral conductor.

Special Notes: This updated course replaces, Wiring Electrical Circuits, course 4405.

086011
Transformers

Duration: 5 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), DC Principles (Block A21)

What Students Learn:

• Explain what the main components of a transformer are.
• Tell how mutual inductance makes it possible to change an AC voltage from one value to another when using a transformer.
• Determine the turns ratio of a transformer when the primary and secondary voltages are known.
• Calculate primary or secondary voltages or current when either one of these and the turns ratio are known.
• Explain why transformers are laminated.
• Connect three single-phase transformers for three-phase operation.
• Calculate line current (if phase current is known) in delta-connected transformers.
• Explain the operating principles of an auto transformer.

006807
Practical Exercise: Advanced Electrical Work

Duration: 10 hours (includes 1 test)

5177EM
National Electrical Code
(2008 Code and Textbook Course)

Duration: 60 hours (includes 6 tests)

Course Prerequisites: Basic Industrial Math (Block X21), Practical Measurements (Block X22), AC Principles (Block A22)

What Students Learn: This course provides students with the ability to understand what the NEC requires, how to read the Code and to apply the rules. The purpose of this Code is the practical safeguarding of persons and property from hazards arising from the use of electricity. The Code is one of the electrical standards accepted by OSHA.

Definitions and Explanation of Code; History of the Code and the NFPA; Code Changes; Understanding the terms and theories; Layout of the NEC; Understanding a Code Section; How to use and find information in the NEC. Understanding the Scope and Attitude of the Code; NEC NFPA 70; Article 90 Purpose, Scope, Enforcement, Explanation, and Safety Summary.

Wiring Design and Protection; Wiring Methods and Materials; Use and Identification of Grounded Conductors; Branch circuits, feeders, service calculations, over current protection, grounding and bonding; Equipment for General Use; Special Occupancies; Special Equipment; Special Conditions; Communication Systems; Construction Specifications; Tables; Diagrams and Examples.

Special Notes: The 2008 NEC course package consists of: the 2008 National Electrical Code text book (stock number 8786TB); a study guide (stock number 006023); course supplement, Understanding the NEC (stock number TB0309); and a NEC graded project, which is optional for course study (stock number 006017).

006017
NEC Graded Project

Duration: 10 hours (includes 1 test)

What Students Learn: Evaluating actual wiring diagrams to locate code violations; laying out a portion of a wiring diagram to conform to the NEC.

086006
DC Motors and Generator Theory

Duration: 5 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21)

What Students Learn:

• Identify a series-, shunt-, and compound-wound motor and discuss their application.
• Explain how a permanent-magnet and stepper motor operate.
• List the steps to reversing a DC motor's direction.
• Discuss how the speed of a DC motor can be controlled.
• Explain the basic principle for generating a direct current.
• Name the factors that affect the strength of the induced voltage.
• Describe the purpose of a commutator and brush assembly.
• Discuss the difference between the field connections of series-, shunt-, and compound-wound machines.
• Give the reason for shifting brushes.
• Discuss the use of commutating poles and compensating windings for better generator operation.
• List the various types of machine losses.

086051
Industrial DC Motors

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), DC Principles (Block A21)

What Students Learn: Advantages and Operating Characteristics of DC Motors that make them widely used in industrial applications; Function of each component of a DC Motor; Operation of a Single-Coil Armature Motor; Troubleshooting DC Motors; How a DC Motor Controller Operates; Identify and list applications for various types of DC Motors including Universal, Stepper, PM, Servo and Brushless Motors.

Special Notes: This new course replaces, DC Generators and Motors, course 6687.

086052
Industrial AC Motors

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22)

What Students Learn: Construction and Operation of Single- and Three-Phase AC Motors; Principles of Electromagnetic Induction; Identify and work with Starter Systems for Single- and Ploy-Phase Motors including Shaded-Pole, Split-Phase Capacitor, and Repulsion-Induction Motors; Troubleshoot Polyphase Motor Systems.

Special Notes: This new course replaces, AC Motors, Generators and Rectifiers, course 6698.

006038
Local Distribution of Electrical Power

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22), Transformers (4040)

What Students Learn: Characteristics of Electric Loads; Primary Distribution Circuits; Distribution Transformers; Secondary Distribution Circuits; Voltage Regulation; Protection Provided by Circuit Breakers; Primary Fuse Cutouts; Secondary Fuses; Lightning Arresters; Construction of Overhead Distribution Lines; Construction of Poles; Conductors; Splices; Guys; Cost Consideration; Economical Design.

Special Notes: This updated course replaces, Local Distribution of Electrical Power, course 6686.

006039
Underground Power Systems

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22)

What Students Learn: Conductors; Cable-Insulation Material; Paper-Insulated Pressure and Solid Cables; Current-Carrying Capacity of Conductors; Transmission Conduit and Manholes; Distribution Conduit; Installation of Conduit; Pulling Cable; Underground Residential Distribution Systems. Construction of Low-Voltage; Distribution-Voltage and High-Voltage Cable Joints; Construction of Cable Terminations; Methods of Preventing Corrosion; Cable Fault Location Equipment and Methods; Future of Underground Power Lines.

Special Notes: This updated course replaces, Underground Power Systems, course 5959A-B.

006809
Practical Exercise: Working with Motors

Duration: 10 hours (includes 1 test)

006018
Troubleshooting Electrical Systems

Duration: 10 hours (includes 1 test)

Course Prerequisites: Analog Circuit Measurement (Block A23)

What Students Learn: Electricians must deal with the problems and failures that occur in residential, commercial and industrial electrical systems. While faults do not occur in every system, they must be quickly and properly addressed. In this study unit, students will learn about the types of problems that often occur in electrical systems. Students will also learn the basic steps followed by all effective troubleshooters, and will be exposed to several real world troubleshooting situations.

006019
Electrical Estimating

Duration: 10 hours (includes 1 test)

What Students Learn: Residential, commercial, and industrial electrical installation.

006020
The Business of Electrical Contracting

Duration: 10 hours (includes 1 test)

What Students Learn: Employee management; organization; insurance; business costs; bidding; dealing with customers; and business growth.

4210C
Electricity, Part 3

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22)

What Students Learn: Theory of Alternating Currents; Single-Phase AC Circuits; Inductance and Capacitance; Inductive and Capacitive Reactances; Impedance; Typical Circuits with Capacitors and Inductors; Resonant Circuits; Filter Circuits; Power in Single-Phase Circuits; Three-Phase Circuits, Characteristics of Y (Star) and D (Delta) Connections; Principle of Transformers; Rotating AC Machines.

006010
Motor Control Fundamentals (for Programmable Logic Controllers)

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22), Industrial AC Motors (086052)

What Students Learn: Motor Control Standards; Operating Characteristics of Motors - motor starters, NEMA and IEC Starters, reversing and multi-speed starters; Motor Control Fundamentals; Interpreting Control Devices and Circuits using Control Diagrams - automatic and manual signaling devices, capacitive and inductive switches; Enclosures.

Special Notes: This new series of Motor Control texts (006010-11-12) provides current electronics technology not covered in Industrial Motor Control (6699A-C).

006011
Industrial Motor Control (for Programmable Logic Controllers), Part 1

Duration: 10 hours (includes 1 test)

Course Prerequisites: Motor Control Fundamentals (for Programmable Logic Controllers) (006010)

What Students Learn: History and Concepts of Programmable Logic Controllers (PLCs); Number Systems; The Central Processing Unit (CPU) - CPU scan, analog and discrete signals, types of PLC memory; The Input/Output System (I/O); Special Function I/O; Elements of a Relay Ladder Logic Program; Operation of Timers and Counters.

Special Notes: This new series of Motor Control texts (006010-11-12) provides current electronics technology not covered in Industrial Motor Control (6699A-C).

006012
Industrial Motor Control (for Programmable Logic Controllers), Part 2

Duration: 10 hours (includes 1 test)

Course Prerequisites: Industrial Motor Control (for Programmable Logic Controllers), Part 1 (006011)

What Students Learn: Programmable Logic Controllers (PLCs) Fundamentals - contacts, coils, ladder logic terminology and symbology, scanning and solving ladder logic programs; Application/Troubleshooting Exercise One: The Pick-and-Place Robot; Application/Troubleshooting Exercise Two: The Mixing Vat; Application/Troubleshooting Exercise Three: The Paper Roll Stand; Troubleshooting Skills using LED indicators and programming console procedures; PLCs in Motor Speed Control; PLC System Troubleshooting and Repair.

Special Notes: This new series of Motor Control texts (006010-11-12) provides current electronics technology not covered in Industrial Motor Control (6699A-C).

086053
Controlling Industrial Motors

Duration: 10 hours (includes 1 test)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22), Industrial DC Motors (086051)

What Students Learn: How Stepper Motors are Electronically Controlled; Steps to follow when Troubleshooting Stepper Motor Controls; Explain how AC Line Frequency sets Motor Speed; How Frequency Inverters Control Motor Speed in Three-Phase Installations; Describe how Servo Motors are Controlled; Explain how Brushless Motors Work and how their Shafts are precisely Positioned: List the steps to follow when Troubleshooting Brushless Motor Controller Systems.

Special Notes: This new course, in conjunction with courses 006010, 006011 and 006012 covering Industrial Motor Control for PLCs, replaces Industrial Motor Control, course 6699A-C.

Block X07
Maintenance and Troubleshooting

Duration: 21 hours (includes 2 tests)

Course Prerequisites: Basic Industrial Math (Block X21), Practical Measurements (Block X22)

What Students Learn: This block introduces the trainee to the basic methods of industrial maintenance and troubleshooting. The trainee will learn how to handle preventive maintenance and the procedures, tests, and reports required for scheduled and emergency downtime of industrial equipment. Troubleshooting lessons cover using the information, tools, and procedures needed to perform your job safely. The trainee will learn that troubleshooting is a basic skill for the maintenance of electrical and mechanical equipment.

Components:

X0701     Getting Ready for Troubleshooting
X0702     Troubleshooting Aids and Tools
X0703     Scheduled Downtime
X0704     Emergency Downtime
X0721     Progress Examination
X0705     Mechanical Maintenance
X0706     Electrical Maintenance
X0707     Preventive Maintenance
X0722     Progress Examination
X0720     Progress Examination Booklet

X0701
Getting Ready for Troubleshooting

Objectives:

• Define troubleshooting and recognize the need for it.
• Use a systematic procedure when troubleshooting a machine.
• Follow safe procedures in troubleshooting.
• Properly use the many troubleshooting techniques.
• Safely use the tools and gages needed for troubleshooting.

X0702
Troubleshooting Aids and Tools

Objectives:

• Troubleshoot, using various types of drawings.
• Use the manufacturers' literature to aid you in troubleshooting.
• Use different types of electrical and mechanical measuring instruments.

X0703
Scheduled Downtime

Objectives:

• Inspect and maintain different kinds of equipment.
• Understand how to use downtime for minor maintenance repair.
• Identify and correct minor power-transmission problems.
• Correct minor maintenance problems, involving electricity, steam, water, hoses, hydraulics, and drive components.
• Perform intermediate tests and checks of plant equipment after installation or during start-up.

X0704
Emergency Downtime

Objectives:

• Demonstrate how to handle emergency repairs with confidence.
• Evaluate equipment breakdowns with the help of meters, gages, recorders, diagrams, schematics, and manufacturers' manuals.
• How to function as a member of an emergency repair team.
• Evaluate repaired equipment, at restart.
• Fill out, read, and keep maintenance department forms, orders, and records.
• Fill out requests for tools and materials, and draw them from tool cribs and storerooms.

X0705
Mechanical Maintenance

Objectives:

• Troubleshoot and repair a bad bearing, bad packing, shaft seal, vibrating pump, an electrical malfunction, and bad piping.
• Troubleshoot and repair a gate valve, globe valve, check valve, butterfly valve, and diaphragm valve.

X0706
Electrical Maintenance

Objectives:

• Name and describe the various types of electrical circuits and power distribution systems in a plant.
• Identify utilization equipment by name, and as service or process equipment.
• Distinguish between panelboards and switchboards.
• Describe the difference between preventive maintenance and troubleshooting.
• Select and safely use the proper tools for electrical maintenance.
• Work safely with electrical circuits and with electrical equipment.
• Perform basic electrical troubleshooting jobs.
• State the purpose of ground-fault circuit interrupter devices.

X0707
Preventive Maintenance

Objectives:

• Set up a basic preventive maintenance program.
• Make preventive maintenance checks on different kinds of machines.
• Use your senses to recognize when equipment isn't operating normally.
• Describe the proper method of ordering parts and supplies in a planned maintenance program.

Block A23
Analog Circuit Measurement

Duration: 15 hours (includes 3 tests)

Course Prerequisites: Basic Industrial Math (Block X21), AC Principles (Block A22)

What Students Learn: In this three unit block, trainees learn how to use electrical test instruments and measuring techniques. The instruments covered are multimeters, volt-ohm-milliameters (VOMs) and oscilloscopes. Students will learn how to measure voltage, resistance, and current valves is a circuit. Troubleshooting tests on both AC and DC systems including PLC input and output problems are emphasized.

Special Notes: This updated course replaces Electrical Measurements and Instruments, Block A03. Each study unit contains a progress examination.

Components:

086025     Basic Test Equipment
086026     Troubleshooting with Volt-Ohm-Milliamp Meters
086027     Using Basic Oscilloscopes

086025
Basic Test Equipment

Objectives:

• How to use the multimeter (also known as a volt-ohm-milliameter or VOM).
• Define the terms voltage, current and resistance, and explain their relationship in a circuit.
• Discuss how voltage, current and resistance is measured with a multimeter.
• Identify the schematic symbols used to represent various reactive devices.
• Describe the major features of analog and digital VOMs.
• Explain how to use both analog and digital VOMs to measure voltage, resistance and current in a circuit.
• Learn about the special probes used with a digital VOM.
• Discuss the important safety precautions you must take when using a multimeter.

086026
Troubleshooting with Volt-Ohm-Milliamp Meters (VOMs)

Objectives:

• Review the functions of a multimeter.
• Name the safe practices you should use when troubleshooting with a VOM.
• How to measure circuit resistance.
• Learn the purpose of, and how to perform, tests for continuity and short circuits.
• Perform resistance tests on resistors, fuses, solenoids, relays, switches, transformers, motors and semiconductors.
• How to take basic current measurements on power supplies, AC feeder lines and other such circuit areas.
• Measure current by using a direct series connection or by using a clamp-type ammeter.
• How to take basic voltage measurements on both AC and DC systems.
• Measure the output voltage of a DC power supply and the voltage of an AC feeder line.
• Measure voltage at disconnect switches, circuit breakers, contactors and transformers.
• Perform voltage tests on circuit boards, PLC systems and motor circuits.

086027
Using Basic Oscilloscopes

Objectives:

• An introduction to the basic controls and functions of an oscilloscope.
• Describe the component parts and features of a standard, dual-trace oscilloscope.
• How to use the front panel controls.
• How to connect an oscilloscope to a circuit.
• Learn how to perform low-voltage measurements on circuit boards.
• Measure the voltage output of a power supply and AC ripple.
• Describe how to perform measurements in SCR and TRIAC circuits.
• Test both DC and AC servo motor controller circuits and heater controller circuits.
• Perform basic scope measurements on digital circuits.
• Learn how to use an oscilloscope to troubleshoot industrial systems.

Block B24
Basic Electronic Circuits

Duration: 48 hours (includes 8 tests)

Course Prerequisites: Basic Industrial Math (Block X21), Analog Circuit Measurement (Block A23), Analog Electronic Components (Block B23)

What Students Learn: This block describes how components are grouped in industrial electronic circuits to perform particular functions or achieve certain circuit characteristics. The trainee will learn how power is supplied to and rectified for use in electronic equipment. The block also explains how signals are produced, transmitted, received, evaluated, and utilized in common industrial electronic applications. Biasing, circuit parameters, component selection (value and rating), and the respective advantages / disadvantages of each are covered.

Special Notes: This updated course replaces Basic Electronic Circuits, Block B04. Each study unit contains a progress examination.

Components:

086041     Rectifiers and Power Supplies
086042     Amplifiers
086043     Oscillators
086044     Modulation and Detection Circuits
086054     Switching Circuits
086055     Logic Circuits
086056     Gating and Counting Circuits
086057     Pulse and Digital Circuits

086041
Rectifiers and Power Supplies

Objectives:

• Identify the basic types of rectifiers.
• Discuss the operation of various power supply filters.
• Cite the advantages for different rectifier connection schemes.
• Determine the values for a voltage divider.
• Explain how voltage dividers are used in power supplies.
• Determine the current through, and voltage across, nonlinear components, such as diodes.

086042
Amplifiers

Objectives:

• Indicate the advantages of various classes of transistor amplifier operation.
• Calculate the dB gain of an amplifier circuit.
• Identify the several types of transistor amplifier circuits.
• Show the proper polarity for NPN and PNP transistor connections.
• Explain the methods used for biasing a transistor.
• Describe the types of distortion introduced by amplifiers.
• Explain how to troubleshoot amplifiers.

086043
Oscillators

Objectives:

• Explain the differences between several types of oscillator circuits.
• Identify the feedback components of an oscillator circuit, including LC and RC types.
• Describe the flywheel effect and how it is produced.
• Indicate the principle difference between various oscillator circuits.
• Calculate the resonant frequency of an oscillator circuit.
• Describe the effects of temperature on crystal oscillators.
• Discuss various applications of oscillator circuits.
• Describe how a frequency synthesizer works.

086044
Modulation and Detection Circuits

Objectives:

• Describe the various types of detector circuits.
• Explain the various forms of modulation.
• Calculate bandwidth of signals.
• Determine the frequencies resulting from combining or mixing two signals.
• Describe the advantages and disadvantages of pulse code modulation.
• Explain the operation and applications of phase locked loops.
• Indicate applications of detector and modulation circuits.

086054
Switching Circuits

Objectives:

• Match the output conditions for various gate circuits.
• Show how transistors are used as logic gates.
• Discuss the operation of flip flops.
• Name the applications of registers and memories.
• Indicate the proper output for a specific multivibrator circuit.

086055
Logic Circuits

Objectives:

• Work with number systems.
• Indicate the use of encoders and decoders.
• Convert decimal numbers to binary and hexadecimal numbers.
• Develop truth tables.
• Explain how adders, subtractors, and comparators are used.

086056
Gating and Counting Circuits

Objectives:

• Cite the use of arithmetic logic gates.
• Work with half-adder and full-adder circuits.
• Discuss the use of subtractor circuits.
• Identify the applications for decade and binary counters.
• Determine the modulus of a counter.

086057 Pulse and Digital Circuits

Objectives:

• Indicate the basic parts of a pulse waveform.
• Identify the difference between limiter and clamper circuits.
• Calculate the time constants for integrating and differentiator circuits.
• Describe the action of trigger circuits.
• Work with binary numbers.

Block B08
Logic Circuits

Duration: 42 hours (includes 2 tests)

Course Prerequisites: Basic Industrial Math (Block X21), Analog Circuit Measurement (Block A23), Troubleshooting Electronic Equipment and Systems (Block B06)

What Students Learn: In this block, the concepts of logic circuits will be presented. The trainee is shown how logic capability is achieved through relays. This approach will be illustrated by the use of ladder diagrams. The major emphasis in this block covers solid-state logic techniques supported by logic diagrams. The trainee is introduced to gates, number systems, binary arithmetic, hexadecimal numbers, and Karnaugh mapping. Also covered are various logic families such as RTL, TTL, ECL, DTL, and CMOS. The trainee will become familiar with the applications of logic circuits, including multivibrators, counters, storage and shift registers, and clocks.

Components:

B0801     Logic Circuit Fundamentals
B0802     Introduction to Number Systems
B0803     Logic Devices and Diagrams
B0821     Progress Examination
B0804     Logic Families
B0805     Applications of Logic Circuits
B0806     Troubleshooting Logic Circuits
B0822     Progress Examination
B0820     Progress Examination Booklet

B0801
Logic Circuit Fundamentals

Objectives:

• Explain the principles of logic according to Aristotle and Bode; describe logic in electronic systems using correct vocabulary; describe the binary approach to electronic logic, how gates express logic, electronic logic systems.
• Describe the symbology of logic expressing logic concepts and principles, discuss practical uses for logic concepts, symbols of logic gates, concepts of logic circuitry, explain how to read logic circuitry diagrams and how to apply them to real circuitry.
• Describe logic devices in industry including kinds of devices that put logic concepts into operation, devices for combinational logic circuitry, devices for sequential logical circuitry and families of logic devices.
• Review the fundamentals that apply to logic systems, including diode hookups that perform logic functions, bipolar transistor logic, MOS transistor logic, open-collector logic circuits, saturated and nonsaturated logic operation, and ECL circuit concepts.
• Explain how to relate logic symbols to discrete circuitry; relate logic functions to monolithic logic devices and interconnect logic components and devices; describe logic circuit functions.

B0802
Introduction to Number Systems

Objectives:

• Discuss what a number system is; define numbering; explain why there is more than one system, describe applications for numbering concepts, number systems common to electronics, how number systems are put to work, concept of a numbering base and principles of positional value.
• Describe numbering including decimal and the base 10, how it came about and why it's practical, how decimal numbering applies to metrics, how base-10 numbering works, positional values in base-10 numbering and manipulating base-10 numbers.
• Describe binary numbering including binary and the base 2, how binary numbering came about, what binary numbers are used for, how binary numbering applies to logic systems, how base-2 numbering works, positional values in base-2 numbering, and manipulating base-2 numbers.
• Describe octal numbering including octal and the base 8, how octal numbering came about, what octal numbers are used for, what is meant by split octal, how octal numbering applies to industrial systems, how base-8 numbering works, positional values in base-8 numbering and manipulating base-8 numbers.
• Describe hexadecimal numbering including hexadecimal and the base 16, how hexadecimal numbering came into existence, what hex numbers are used for, notation conventions for hexadecimal numbers, how base-16 numbering works, positional values in base-16 numbers, manipulating base-16 numbers.

B0803
Logic Devices and Diagrams

Objectives:

• Describe AND gates: What AND does, construction of an AND gate, truth tables for AND devices and typical applications; show an understanding of diagrams using various AND devices.
• Describe NAND gates: What NAND does, construction of a NAND gate, truth tables for NAND devices and typical applications, show an understanding of diagrams using NAND devices.
• Describe OR gates: What OR does, construction of an OR gate, truth tables for OR devices and typical applications; show an understanding of diagrams using OR devices.
• Describe NOR gates: What NOR does, construction of a NOR gate, truth tables for NOR devices and typical applications; show an understanding of diagrams using NOR devices.
• Describe XOR gates: What XOR (EOR) does, construction of an XOR gate, truth tables for XOR devices and typical applications; show an understanding of diagrams using XOR devices.
• Describe XNOR gates: What XNOR does, construction of an XNOR gate, truth tables for XNOR devices and typical applications; show an understanding of diagrams using XNOR devices.
• Describe the packaging of Logic Devices including nomenclature and package characteristics and specs; show an understanding of SSI, MSI, LSI, and VLSI specification sheets for logic devices, symbols for gates, and other logic devices, pinout diagrams - partial and complete - interpreting operation speed of logic devices, propagation delay, logic device fanout, input loading characteristics and noise figure.

B0804
Logic Families

Objectives:

• Describe RTL logic: How RTL is constructed, relevant specifications, typical applications, and diagrams.
• Describe DTL logic: How DTL is constructed, relevant specifications, typical applications, and diagrams.
• Describe TTL-T 2 L logic: How TTL is constructed, relevant specifications, typical applications, and diagrams.
• Describe CMOS, NMOS, PMOS, and HMOS logic: How MOS devices are constructed, relevant specifications, typical applications, and diagrams.
• Describe I 2 L logic: How I 2 L devices are constructed, relevant specifications, typical applications, and diagrams.
• Describe ECL logic: How ECL devices are constructed, relevant specifications, typical applications, and diagrams.
• Describe other logic families: How they are constructed, relevant specifications, typical applications, and diagrams.
• Describe sequential logic devices: How flip flops operate, how R-S flip-flops are made, how D-T flip-flops are made, truth tables for R-S and D-T flip-flops, and applications.
• Describe advanced sequential logic: What's inside a J-K flip-flop, how a J-K operates, J-K truth table, and recent solid-state indicators.
• Describe display devices for logic systems: Light-emitting diodes, seven-segment LEDS, and more recent logic indicators.

B0805
Applications of Logic Circuits

Objectives:

• Explain simple logic circuits including divider networks, binary ladder, and magnitude comparator.
• Explain gates in logic circuits, understand simple binary decoding, figure out combinational arrangements, understand Boolean combination techniques, and three-state buffer drivers.
• List applications for sequential logic-latching and binary storage, registers, shift registers, binary multipliers, ripple counters, waveform timing in counters, half- and full-adders, decoder techniques, multiplexers and parallel serial converters.
• Understand arithmetic-logic unit: Show how to add, subtract, multiply and divide; explain the relationship of ALU in digital computers.

B0806
Troubleshooting Logic Circuits

Objectives:

• Identify what to test in logic circuitry: Source voltage levels for TTL, CMOS, ECL, purity of DC voltages, foil runs system grounds, steady-state logic values, timed logic streams.
• Identify the instruments for testing logic circuitry, DMM requirements; simple LED logic indicators, logic probes, with pulse latches, logic injector, triggered oscilloscope specifications.
• Describe the techniques for logic circuit testing including precautions with instrument connections, DMM measurement techniques; connecting and using a logic probe for steady-state logic tracing, pulse streams, and trap glitch pulses; where and when to use a logic pulser measuring logic high-time and low-time, timing of clock signals, verifying system grounds and bus analysis.
• Describe the technique for replacing logic devices including MOS-device precautions, selecting the right replacement, speed in logic devices, demounting logic components and remounting logic components.