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Programmable Logic Controllers (PLCs) 1: Domains and ..., Lecture notes of Programmable Logic Controllers

University of SurreyProgrammable Logic Controllers

List advantages of a PLC. Describe the functions of the basic components of a PLC ... Name methods of entering a PLC program and give an advantage of each ...

Typology: Lecture notes

2021/2022

Uploaded on 09/12/2022

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Programmable Logic Controllers (PLCs) 1: Domains and Competencies
Operation of a PLC
Describe the function of a programmable logic controller and give an application
List advantages of a PLC
Describe the functions of the basic components of a PLC
Describe the basic operation of a PLC
Describe how I/O modules communicate with the PLC processor
Memory Organization and addressing
Recognize languages used to program a PLC
Identify the function and purpose of a tag
Identify a memory map (register map, I/O map)
Identify the difference between physical and logical input output addressing
Describe how PLC module terminals are referenced by tag names
^ Top
Discrete I/O Interfacing
Describe features used to select a PLC discrete input module
Describe features used to select a PLC discrete output module
Explain how to interface a sensor with a sink or source input
Explain how to interface a device with a sink or source output
Identify the uses of a relay output, transistor and triac
Describe how to interface a PLC to a machine controller
Connect and test a limit switch to a discrete input module
Connect and test the operation of a solenoid valve to a PLC output
Connect and test the operation of an electronic sensor to a PLC input module
Connect and test the operation of a PLC input module to a robot output module
Connect and test the operation of a PLC discrete output module to a robot input module
Develop an interface wiring diagram to interface a PLC to a machine controller
Describe the function and operation of input/output diagrams
^ Top
Function and Use of Monitoring Devices
Describe the function and basic operation of serial communication and give an example
Describe how to setup a serial communications driver
Online program editing
Offline program editing
Online program monitoring
Program documentation (printing and saving)
Diagnosing malfunctions
Troubleshooting control systems
Running and stopping PLC
Software / Hardware compatability
Name methods of entering a PLC program and give an advantage of each
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Download Programmable Logic Controllers (PLCs) 1: Domains and ... and more Lecture notes Programmable Logic Controllers in PDF only on Docsity!

Programmable Logic Controllers (PLCs) 1: Domains and Competencies

Operation of a PLC

Describe the function of a programmable logic controller and give an application List advantages of a PLC Describe the functions of the basic components of a PLC Describe the basic operation of a PLC Describe how I/O modules communicate with the PLC processor

Memory Organization and addressing

Recognize languages used to program a PLC Identify the function and purpose of a tag Identify a memory map (register map, I/O map) Identify the difference between physical and logical input output addressing Describe how PLC module terminals are referenced by tag names ^ Top

Discrete I/O Interfacing

Describe features used to select a PLC discrete input module Describe features used to select a PLC discrete output module Explain how to interface a sensor with a sink or source input Explain how to interface a device with a sink or source output Identify the uses of a relay output, transistor and triac Describe how to interface a PLC to a machine controller Connect and test a limit switch to a discrete input module Connect and test the operation of a solenoid valve to a PLC output Connect and test the operation of an electronic sensor to a PLC input module Connect and test the operation of a PLC input module to a robot output module Connect and test the operation of a PLC discrete output module to a robot input module Develop an interface wiring diagram to interface a PLC to a machine controller Describe the function and operation of input/output diagrams ^ Top

Function and Use of Monitoring Devices

Describe the function and basic operation of serial communication and give an example Describe how to setup a serial communications driver Online program editing Offline program editing Online program monitoring Program documentation (printing and saving) Diagnosing malfunctions Troubleshooting control systems Running and stopping PLC Software / Hardware compatability Name methods of entering a PLC program and give an advantage of each

Open a PLC program Download a PLC processor file using PLC programming software Upload a PLC processor file using PLC programming software Monitor PLC operation using PLC programming software ^ Top

Basic PLC Logic Instructions

Describe the operation of normally open and normally closed input instructions Know the operation of an output instruction Describe the basic operation of PLC ladder logic (AND/OR/NOT/NAND) Recognize different types of numbering systems and explain their importance Describe the operation of the Decimal numbering system and give an application Describe the operation of the Binary numbering system and give an application Convert between Decimal and Binary Identify the purpose of a PLC project Describe how an input device can reference multiple input instructions Describe how input device logic affects input instruction logic Describe how a PLC controls multiple outputs at the same time ^ Top

PLC Timer and Counter Instructions

Demonstrate an understanding of Time Base Describe the function of retentitive and non-retentitive PLC timing instructions and give an application of each Describe the operation of a retentive timer on-delay instruction Describe the function and application of two types of non-retentive timer instructions (on delay and off delay) Describe the operation of the non-retentive timer on-delay instruction Describe the operation of an off-delay timer instruction Define time-driven sequencing and give applications Describe the operation of a time-driven sequence program Enter and edit a PLC program that uses an RTO instruction Enter and edit a PLC program that uses a TON instruction Enter and edit a PLC program that uses a TOF instruction Design a PLC program that provides low voltage starting of an electric motor Design a PLC program that controls a centrifugal air compressor Describe the functions of PLC counter instructions Describe the operation of a Count Up instruction Describe the operation of a count down instruction Describe Counter Reset Describe Timer Reset Enter and edit a PLC program that uses a Count Up instruction Design a PLC program to indicate when preventive maintenance should be performed Enter and edit a PLC program that uses an Up/Down Counter instruction Design a PLC program that controls an adjustable counting station ^ Top

Describe how to troubleshoot a PLC chassis power supply Describe how to test PLC discrete input devices Describe how to test a PLC discrete input module Describe the Force function and give an application Describe how to test a PLC discrete output device Describe how to test a PLC discrete output module Use PLC status indicators to determine the status of PLC operation Troubleshoot PLC power supply problems Test a PLC discrete input device Test a discrete input module Use the Force Function to force an input or output Use the Force function to test a PLC discrete output device Test a PLC discrete output module ^ Top

Troubleshooting PLC Hardware and Software

Describe how to troubleshoot a PLC processor which controls local I/O Describe methods of PLC troubleshooting and give an application of each Describe four types of PLC component tests Describe a systematic PLC troubleshooting sequence Describe the function of project documentation and give an application Troubleshoot a processor fault Use a six-step sequence to troubleshoot a PLC system Troubleshoot a PLC-controlled electric motor system View project documentation and use it to operate a PLC project Document a PLC program file Scenario - find a fault or solution