EE2201 MEASUREMENTS AND INSTRUMENTATION lecture notes for EEE -Third (3th) Semester -by R.Anirudhan

EE2201 MEASUREMENTS AND INSTRUMENTATION lecture notes for EEE -Third (3th) Semester 

content :

UNIT I INTRODUCTION 
Functional elements of an instrument – Static and dynamic characteristics – Errors in measurement
– Statistical evaluation of measurement data – Standards and calibration.

UNIT II ELECTRICAL AND ELECTRONICS INSTRUMENTS 
Principle and types of analog and digital voltmeters, ammeters, multimeters – Single and three
phase wattmeters and energy meters – Magnetic measurements – Determination of B-H curve and
measurements of iron loss – Instrument transformers – Instruments for measurement of frequency
and phase.

UNIT III COMPARISON METHODS OF MEASUREMENTS 
D.C & A.C potentiometers, D.C & A.C bridges, transformer ratio bridges, self-balancing bridges.
Interference & screening – Multiple earth and earth loops - Electrostatic and electromagnetic
interference – Grounding techniques.

UNIT IV STORAGE AND DISPLAY DEVICES 
Magnetic disk and tape – Recorders, digital plotters and printers, CRT display, digital CRO, LED,
LCD & dot matrix display – Data Loggers.

UNIT V TRANSDUCERS AND DATA ACQUISITION SYSTEMS 
Classification of transducers – Selection of transducers – Resistive, capacitive & inductive
transducers – Piezoelectric, optical and digital transducers – Elements of data acquisition system –
A/D, D/A converters – Smart sensors.

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