Sathyabama Institute of Science and Technology B.E. - Electronics and Instrumentation Engineering SEIA1101 Fundamentals of Instrumentation Engineering Syllabus

SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL OF ELECTRICAL AND ELECTRONICS

SEIA1101 FUNDAMENTALS OF INSTRUMENTATION ENGINEERING
L T P Credits Total Marks
3 0 0 3 100

UNIT 1 MEASUREMENT AND MEASUREMENT SYSTEMS 9 Hrs.
Measurements, Significance of Measurements, Methods of Measurements-Direct and Indirect methods, Measurement
systems- Functions of Measurement systems, classification based on their functions, Applications of Measurement systems,
Elements of a Generalized measurement system - primary sensing element, variable conversion element, variable
manipulation element, data presentation element, generalized mathematical model of measurement systems.

UNIT 2 INSTRUMENTATION SYSTEMS 9 Hrs.
Instrument systems - Mechanical, Electrical and Electronic Instruments, Classification of Instruments-absolute instruments
and Secondary Instruments, Deflection and Null type Instruments, Analog and Digital modes of operation - Types of
Instrumentation systems - Intelligent and dumb instrumentation systems, Generalized instrumentation system, Input-output
configuration of measuring instruments - desired inputs, interfering inputs, modifying inputs, methods of correction for
interfering and modifying inputs.

UNIT 3 ERRORS AND ITS ANALYSIS IN MEASUREMENTS 9 Hrs.
Classification of errors - Gross errors, systematic and random errors, Errors in Measuring Instruments, Sources of Errors,
Instrument error combination, probable error, limits of errors, methods of correction. Uncertainty analysis, Statistical analysis
of data and curve fitting.

UNIT 4 CHARACTERISTICS OF MEASURING INSTRUMENTS 9 Hrs
Static and Dynamic characteristics - Static characteristics: Accuracy, precision, bias, sensitivity, linearity, resolution,
hysteresis, dead zone, backlash, drift, threshold, input impedance and loading effect - Dynamic characteristics: speed of
response, Lag, Fidelity, Dynamic Error. modeling of measuring instrument systems - operational transfer function - Dynamic
Response of zero, first and second order instruments for impulse, step, ramp and frequency response of the above
instruments.

UNIT 5 CALIBRATION, STANDARDS, RELIABILITY AND SAFETY 9 Hrs.
Calibration and Standards - Process of calibration, theory and principles (absolute and secondary or comparison method),
Calibration methods, classification of standards, standards for calibration. Traceability, Measurement Reliability; Reliability
studies and inspection, Sensor reliability, aging test, failure mechanisms, Safety: Introduction, electrical hazards, hazardous
areas and classification, non-hazardous areas, enclosures-NEMA types, fuses and circuit breakers. Protection methods:
Purging, explosion proofing and intrinsic safety.
Max.45 Hrs.

COURSE OUTCOMES
On completion of the course, student will be able to
CO1 - Understand the principle and characteristics of measuring instruments.
CO2 - Develop knowledge about the types and sources of errors in measuring instruments
CO3 - Perform analysis of errors.
CO4 - Evaluate the response of instruments for various input conditions
CO5 - Understand the process of calibration and classification of standards
CO6 - Understand the basics of reliability studies, safety and protection methods.

TEXT / REFERENCE BOOKS
1. Sawhney A.K., “ A Course in Electrical, Electronic measurement & Instrumentation”, Dhanpat Rai & sons,18th Edition,
Reprint 2010
2. Doebelin E.O., “Measurement System Applications and Design”, McGraw Hill, 5th Edition, 2004.
3. Jain R.K., “Mechanical and Industrial Measurements”, Khanna Publishers, 11th edition, Reprint 2005.
4. "Jones’ Instrument Technology, Instrumentation Systems", Edited by B.E.Noltingk, Vol 4, 4th edition, ELBS, 1987.
5. Murthy D.V.S., “Transducers and Instrumentation”, Prentice Hall of India, 13th printing, 2006.

END SEMESTER EXAMINATION QUESTION PAPER PATTERN
Max. Marks: 100 Exam Duration: 3 Hrs.
PART A: 10 Questions of 2 marks each - No choice 20 Marks
PART B: 2 Questions from each unit of internal choice, each carrying 16 marks 80 Marks