Instrumental JNTU Syllabus
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY
III Year B.Tech EEE II-Sem T P C
4+1* 0 4
Instrumentation is essential in monitoring and analysis of any Physical system and its control. This course
deals with different types of transducers, digital voltmeters, oscilloscopes and measurement of non
UNIT-I Characteristics of Signals
Measuring Systems, Performance Characteristics, – Static characteristics, Dynamic Characteristics; Errors
in Measurement – Gross Errors, Systematic Errors, Statistical Analysis of Random Errors.
UNIT-II Signals and their representation
Signal and their representation: Standard Test, periodic, aperiodic, modulated signal, sampled data, pulse
modulation and pulse code modulation
Cathode ray oscilloscope-Cathode ray tube-time base generator-horizantal and vertical amplifiers-CRO
probes-applications of CRO-Measurement of phase and frequency-lissajous patterns-Sampling
oscilloscope-analog and digital type
UNIT-IV Digital Voltmeters
Digital voltmeters- Successive approximation, ramp, dual-Slope integration continuos balance type-Micro
processor based ramp type DVM digital frequency meter-digital phase angle meter-
UNIT-V Signal Analyzers
Wave Analysers- Frequency selective analyzers, Heterodyne, Application of Wave analyzers- Harmonic Analyzers, Total Harmonic distortion, spectrum analyzers, Basic spectrum analyzers, spectral displays, vector impedance meter, Q meter. Peak reading and RMS voltmeters
Definition of transducers, Classification of transducers, Advantages of Electrical transducers,
Characteristics and choice of transducers; Principle operation of resistor, inductor, LVDT and capacitor transducers; LVDT Applications, Strain gauge and its principle of operation, guage factor, Thermistors, Thermocouples, Synchros, Piezo electric transducers, photovoltaic, photo conductive cells, photo diodes.
UNIT-VIIMeasurement of Non-Electrical Quantities-I
Measurement of strain, Gauge Sensitivity, Displacement, Velocity, Angular Velocity, Acceleration, Force, Torque.
UNIT-VIII Measurement of Non-Electrical Quantities-II
Measurement of Temperature, Pressure, Vacuum, Flow, Liquid level.
1. Transducers and Instrumentation by D.V.S Murthy, Prentice Hall of India
2. A course in Electrical and Electronic Measurements and Instrumentation, A.K. Sawhney, Dhanpatrai & Co.
1. Measurements Systems, Applications and Design – by D O Doeblin
2. Principles of Measurement and Instrumentation – by A.S Morris, Pearson /Prentice Hall of India
3. Electronic Instrumentation-by H.S.Kalsi Tata MCGraw-Hill Edition, 1995.
4. Modern Electronic Instrumentation and Measurement techniques – by A.D Helfrick
and W.D.Cooper, Pearson/Prentice Hall of India.