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Residential Wiring and Controls

SKET 178

Residential Wiring and Controls

SKET 178

Course Description

Prerequisite: SKET 130 with a minimum grade of "C". Builds on the skills developed in control circuits and applies the concepts learned to residential wiring and control systems. Analyzes the wiring schematics and examine troubleshooting techniques for various devices utilized in the residential industry. Also examines programmable logic controllers, alternative energy, and environmentally friendly devices. (45-30)

Outcomes and Objectives

Recognize and explain the operation of hardware in a PLC system.

Objectives:

  • Identify and describe the operation of a PLC input and a PLC output card.
  • Identify and describe the functions of a CPU in a PLC system.
  • Identify and describe the operation of a power supply in a PLC system.
  • Configure, connect, and utilize a PC to communicate with a PLC processor.

Recognize and explain the operation of software in a PLC system.

Objectives:

  • Differentiate between data files and program files in a PLC.
  • Describe a PLC scan including the order of operation and the scan time required to perform all tasks.
  • Identify and describe the operation of basic logic elements in a PLC program.
  • Identify and describe the operation of timers and counters in a PLC program.

Demonstrate ability to configure and use programming software.

Objectives:

  • Configure and utilize RSLinx software to establish a connection between a PC and the PLC.
  • Utilize RSLogix for creating, editing, saving, downloading, and uploading programs.
  • Demonstrate the ability to troubleshoot PLC logic programs.

Relate knowledge about electrical devices to residential wiring systems.

Objectives:

  • Explain the use of a two way switch to operate residential loads.
  • Explain the use of a three way switch to operate residential loads.
  • Explain the operation and identify components in a door bell system.
  • Explain the operation and identify components in a garage door opening system.
  • Explain the operation and identify components in a home security system.
  • Differentiate between 110 volt and 220 volt plugs and receptacles.
  • Describe the basic operation for alternative energy sources including solar and wind turbine applications.
  • Describe the use and operation of environmentally friendly devices such as on demand hot water systems.

Conduct laboratory experiments to reinforce lecture material.

Objectives:

  • State, comprehend, and comply with safety precautions when working on electrical equipment.
  • Construct control circuits using electrical devices and laboratory PLC equipment. Predict and analyze the proper operation of PLC circuits. Troubleshoot and make wiring modifications, if necessary, to obtain the desired results of the control schematic.
  • Evaluate the proper operation of the PLC program using programming software.
  • Wire a two way switch to a 110 VAC receptacle and verify proper operation of the circuit.
  • Wire a three way switch to a 110 VAC receptacle and verify proper operation of the circuit.
  • Wire a door bell system and verify proper operation of the circuit.
  • Wire a garage door opening system and verify proper operation of the circuit.
  • Wire, configure, and verify the proper operation of a home security system.
  • Wire a two way switch to a 220 VAC receptacle and verify proper operation of the circuit.
  • Develop a control system to operate common devices found in residential settings utilizing a PLC control system.
  • Develop troubleshooting techniques.