JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisite

Basic Electrical Course or equivalent.

Course Objectives:

• To provide knowledge levels needed for PLC programming and operating.
• To make the students how devices to which PLC input and output modules are connected
• To train the students to create ladder diagrams from process control descriptions.
• To make the students understand various types of PLC registers
• Apply PLC Timers and Counters for the control of industrial processes
• To make the students understand PLC functions, Data Handling Function

Course Outcomes

After completion of this course, the student

• Understand the purpose, functions, and operations of a PLC
• Identify the basic components of the PLC and how they function
• View a directory of processor files using PLC software
• Ability to gain knowledge on Programmable Logic Controllers
• Will understand different types of Devices to which PLC input and output modules are Connected
• To provide the knowledge about understand various types of PLC registers
• Able to create ladder diagrams from process control descriptions
• Ability to apply PLC timers and counters for the control of industrial processes
• Able to use different types PLC functions, Data Handling Function.

UNIT - I

PLC Basics PLC system, I/O modules and interfacing CPU processor programming equipment programming formats, construction of PLC ladder diagrams, devices connected to I/O modules.

UNIT - II

PLC Programming input instructions, outputs, operational procedures, programming examples using contacts and coils. Drill-press operation. Digital logic gates programming in the Boolean algebra system, conversion examples Ladder diagrams for process control Ladder diagrams and sequence listings, ladder diagram construction and flow chart for spray process system.

UNIT - III

PLC Registers: Characteristics of Registers module addressing holding registers input registers, output registers. PLC Functions Timer functions and industrial applications

R16 B.TECH EEE.

counters counter function industrial applications, Architecture functions, Number comparison functions, number conversion functions.

UNIT - IV

Data handling functions: SKIP, Master control Relay Jump Move FIFO, FAL, ONS, CLR and Sweep functions and their applications. Bit Pattern and changing a bit shift register, sequence functions and applications, controlling of two axes and three axis Robots with PLC, Matrix functions.

UNIT - V

Analog PLC operation: Analog modules and systems Analog signal processing multi bit data processing , analog output application examples, PID principles position indicator with PID control, PID modules, PID tuning, PID functions

TEXT BOOKS:

• 1. “John W Webb and Ronald A Reiss”, Programmable Logic Controllers – Principle and Applications, PHI, 5th Edition 2003.
• 2. “JR Hackworth and F. D Hackworth Jr”, Programmable Logic Controllers – Programming Method and Applications by - Pearson, 2004

REFERENCE BOOKS:

• 1. “W. Bolton”, Programmable Logic Controllers, Newnes, 4th Edition 2000. R16 B.TECH EEE.