EC2351 MEASUREMENTS AND INSTRUMENTATION

EC2351 MEASUREMENTS AND INSTRUMENTATION 

L T P C

3 0 0 3

UNIT I BASIC MEASUREMENT CONCEPTS 9

Measurement systems – Static and dynamic characteristics – units and standards of

measurements – error :- accuracy and precision, types, statistical analysis – moving coil,

moving iron meters – multimeters – Bridge measurements : – Maxwell, Hay, Schering,

Anderson and Wien bridge.

UNIT II BASIC ELECTRONIC MEASUREMENTS 9

Electronic multimeters – Cathode ray oscilloscopes – block schematic – applications –

special oscilloscopes :– delayed time base oscilloscopes, analog and digital storage

oscilloscope, sampling oscilloscope – Q meters – Vector meters – RF voltage and

power measurements – True RMS meters.

UNIT III SIGNAL GENERATORS AND ANALYZERS 9

Function generators – pulse and square wave generators, RF signal generators –

Sweep generators – Frequency synthesizer – wave analyzer – Harmonic distortion

analyzer – spectrum analyzer :- digital spectrum analyzer, Vector Network Analyzer –

Digital L,C,R measurements, Digital RLC meters.

UNIT IV DIGITAL INSTRUMENTS 9

Comparison of analog and digital techniques – digital voltmeter – multimeters –

frequency counters – measurement of frequency and time interval – extension of

frequency range – Automation in digital instruments, Automatic polarity indication,

automatic ranging, automatic zeroing, fully automatic digital instruments, Computer

controlled test systems, Virtual instruments.

UNIT V DATA ACQUISITION SYSTEMS AND FIBER

OPTIC MEASUREMENTS 9

Elements of a digital data acquisition system – interfacing of transducers – multiplexing –

data loggers –computer controlled instrumentation – IEEE 488 bus – fiber optic

measurements for power and system loss – optical time domains reflectometer.

TOTAL= 45 PERIODS

TEXT BOOKS:

1. Albert D.Helfrick and William D.Cooper – Modern Electronic Instrumentation and

Measurement Techniques, Pearson / Prentice Hall of India, 2007.

2. Ernest O. Doebelin, Measurement Systems- Application and Design, TMH, 2007.

REFERENCES:

1. Joseph J.Carr, Elements of Electronics Instrumentation and Measurement, Pearson

Education, 2003.

2. Alan. S. Morris, Principles of Measurements and Instrumentation, 2nd Edition,

Prentice Hall of India, 2003.

3. David A. Bell, Electronic Instrumentation and measurements, Prentice Hall of India

Pvt Ltd, 2003.

4. B.C. Nakra and K.K. Choudhry, Instrumentation, Meaurement and Analysis, 2nd

Edition, TMH, 2004.

5. James W. Dally, William F. Riley, Kenneth G. McConnell, Instrumentation for

Engineering Measurements, 2nd Edition, John Wiley, 2003.