Instrumentation and Measurement

a
Course
Undergraduate
Semester
Sem. IV
Subject Code
AV222
Subject Title
Instrumentation and Measurement

Syllabus

Introduction to Measurement and Instrumentation, Static Characteristics of Instruments; Types of Errors, Statistical Error Analysis, Propagation of Errors; Dynamic Characteristics of Instrumentation Systems, Sensor Reliability; Basic Analog Measuring Instruments (PMMC, Electrodynamometer, Rectifier) and its use as Electronic Voltmeter and Ammeter. Wattmeter and Energy Meters; High Current/Voltage Measurement – C.T., P.T., C.V.T; Null-Based Measurement - D.C. and A.C. Potentiometer, Wheatstone Bridge Circuits, Low and High Resistance Measurement, Bridges for Measurement of Inductance and Capacitance, Wagner-Earth Connection; Typical Circuits in Measurement - Differential and Instrumentation Amplifier, Filters, Current Sources, Precision Rectifiers, V-to-F Converters; Digital Measurement Systems: Frequency and Time-Period Meters, Phase-Angle Measurement; Digital Voltage Measurement, DMM, Sample & Hold Circuits, A/D Converters and Comparative Study, D/A Circuits; General Instruments - CRO, DSO and Probes, Function Generator, Spectrum Analyzers, Data Acquisition Systems; Transducers & Signal Conditioning: Resistive Sensors (Potentiometers, Strain Gauges and Load Cell, Torsion Bars, RTD, Thermistor); Inductive Transducers (Variable Reluctance Sensors, LVDT, Tachogenerator) and Capacitive Transducers; Temperature Sensors (Thermocouple, Semiconductor), Light Sensing Devices, Piezoelectric Sensors, Pressure Sensors.

Text Books

  1. Doebelin, E.O., Measurement systems: Application and Design, 5th ed., McGraw hill, 2003.
  2. Albert D. Helfrick, William D. Cooper, Modern Electronic Instrumentation and Measurement Techniques, Prentice Hall of India Private Limited.

References

  1. J. G. Webster, The Measurement, Instrumentation and Sensors Handbook, Vol 1 and 2, CRC Press, 1999
  2. Golding E.W. and Widdis F.E., Electrical measurements and measuring instruments, Sir Issac Pitman and Sons pvt ltd, 1995.
  3. John P. Bentley, Principle of Measurement Systems, Pearson Education; 3rd Edition, 2006.
  4. L. K. Baxter, Capacitive Sensors – Design and Applications, IEEE Press Series on Electronic Technology, NJ (1997).
  5. M. B. Stout, Basic Electrical Measurements, Prentice Hall Pvt. Ltd., India, New Delhi, 1982.

Course Outcomes (COs):
CO1: Understanding the various (static, dynamic, long-term) specifications and characteristics of sensors and instrumentation systems.

CO2: Understanding the principles of various analog meters and measurement strategies for voltage, current, power and impedance estimation.

CO3: Analyze typical measurement/interface circuits used to build instrumentation systems

CO4: Understanding the principles of digital instrumentation and internal architecture of standard equipment such as digital multimeters, function generators,oscilloscopes, etc.

CO5: Analyze various transduction principles andoperation of typical sensors and specific design guidelines and practical issues in sensors, interface electronics and instrumentation systems.