JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objective

To introduce interfacing data acquisition systems to PC and introducing

PLCs with their classification, operation, and programming.

UNIT - I

Introduction to Computer Instrument Communication: Personal Computer, overview of operating System, I/O Ports, Plug-in-slots, PCI bus, Operators Interface. Computer Interfacing for Data Acquisition and Control – Interfacing Input Signals, Output system with continuous actuators. Data Acquisition and Control using Standard Cards: PC expansion systems, Plug-in Data Acquisition Boards; Transducer to Control room, Backplane bus – VXI.

UNIT - II

Programmable logic controller (PLC) basics: Definition, overview of PLC systems, input/output modules, power supplies, and isolators. Basic PLC programming: Programming On-Off inputs/ outputs. Creating Ladder diagrams Basic PLC functions PLC Basic Functions, register basics, timer functions, counter functions.

UNIT - III

PLC intermediate and advanced functions: Arithmetic functions, number comparison functions, Skip and MCR functions, data move systems. Utilizing digital bits, sequencer functions, matrix functions. PLC Advanced functions: Analog PLC operation, networking of PLC.

UNIT - IV

Application of PLC: Controlling of Robot using PLC, PID control of continuous processes, Continuous Bottle-filling system, Batch mixing system, 3-stage air conditioning system, Automatic frequency control of Induction heating

UNIT - V

Related Topics: Alternate programming languages. Auxiliary commands and functions. PLC installation, troubleshooting, and maintenance. Field bus: Introduction, concept. HART protocol: Method of operation, structure, and applications. Smart transmitters, smart valves, and smart actuators.

R16 B.TECH AERONAUTICAL ENGG.

TEXT BOOKS

• 1. Programmable Logic Controllers – Principles and Applications, John. W .Webb Ronald A Reis , Fourth edition, Prentice Hall Inc., New Jersey, 1998.
• 2. Computer Control of Processes – M.Chidambaram. Narosa 2003.

REFERENCES

• 1. PC Based Instrumentation and Control Third Edition by Mike Tooley ; Elsevier.
• 2. PC Interfacing and Data Acquisition Techniques for Measurement, Instrumentation, and Control. By Kevin James; Elsevier.
• 3. Practical Data Acquisition for Instrumentation and Control Systems by John Park and Steve Mackay.
• 4. Distributed Control Systems, Lukcas M.P, Van Nostrand Reinhold Co., New York, 1986.
• 5. 5. Programmable Logic Controllers, Second edition, Frank D. Petruzella, Mc Graw Hill, New York, 1997.
• 6. Programmable Logic Controllers Programming methods and applications-Prentice Hall by John R. Hackworth and Frederick D. Hackworth, Jr. R16 B.TECH AERONAUTICAL ENGG. B.TECH. MECHANICAL ENGINEERING