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# KTU B.Tech S3 Syllabus Instrumentation and Control Engineering

## KTU B.Tech S3 Syllabus Instrumentation and Control Engineering

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##### IC201: BASIC INSTRUMENTATION ENGINEERING AND TRANSDUCERS
###### MODULE I

Introduction to Instruments and their representations.

Typical applications of Instruments systems. Functional elements of a measurement system and examples . Basic description of the functional elements of the instruments .

Classification of instruments : Deflection and null type, manually operated and automatic type, analogue and digital types, self generating and power operated types, contacting and non -contacting types, dumb and intelligent types.

###### MODULE II

Standards and calibration. Input output configuration of measuring instruments and measurement systems .

Desired inputs, interfering inputs, modifying inputs, methods of correction for interfering and modifying inputs.

FIRST INTERNAL EXAM

###### MODULE III

Measurement System performance . Static calibration, static characteristics . Errors in measurements , true value , static error, static correction . Scale range and span . Error calibration curve, reproducibility and drift , repeatability, noise, signal to noise ratio, sources of noise, Johnson noise, power spectrum density, noise . Accuracy and precision, static sensitivity, linearity, hysteresis, threshold, dead time. Dead zone, resolution or discrimination .

Loading effects . Input and output impedances . Input impedances, input admittance, output impedances, output admittance . Loading effects due to shunt connected instruments . Loading effects due to series connected instruments.

MODULE IV

Limiting errors (Guarantee errors). Relative (fractional), limiting error . Combination of quantities with limiting errors . Known errors , types of errors , gross errors , systematic errors , instrumental errors, environmental errors, observational errors . Random (residual) errors.

Dynamic response . Dynamic characteristics of measurement systems. (Mention only the definition of characteristics. No need to study the various inputs and the corresponding dynamic responses of the system.

SECOND INTERNAL EXAM

MODULE V

Definition of Transducers. Role of Transducers in Instrumentation. Classification of Transducers, analogue and digital, active and passive, primary and secondary transducers .

Principles of variable resistance Transducers, Potentiometers, Strain gauges, Temperature compensation of Strain gauges.

Piezo electric Transducers, Materials and properties, modes of deformation. Hall effect Transducers.

MODULE VI

Principle, type and construction of variable inductive transducers, different types of self and mutual inductance transducers, LVDT and RVDT. Uses, advantages and disadvantages of inductive Transducers.

Principle, types and construction of different types of variable capacitance Transducers. Uses, advantages and disadvantages of capacitive Transducers.

Optical Transducers, digital Transducers, magneto elastic Transducers.

END SEMESTER EXAM

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