322. Instrumentation I 

FIRST TERM:
1. System of units : 
	fundamental and derived units, system International (S.I.) units, Dimension.

2. Potentiometers: 
	D.C. Potentiometer; Cromptonand vernier types and their  applications. 
	Self balancing (automatic) potentiometers. A.C. potentiometer. 
	Co-ordinate and polar types and their applications.

3. Measuring Instruments: 
	Operation and construction of galvanometer. 
	(d.c and ac) Ammeters and voltmeters (Moving iron, moving coil and thermal) 
	and wattmete.rs (Dynamometer; and induction types) induction type energymeters, 
	testing and compensation, Frequency-meters (Electrical resonance type), 
	single phase and power factor meters, Megger and multimeters.

4. Instrument transformers: 
	Current and potential transformers, Ratio and phase angle errors.

5. Measurement of resistances: 
	Measurement of low resistance by Kelvin double bridge and potentiometer method. 
	Measurement of high resistance by loss of charge method.

6. High voltage measurement: 
	Surge and impulse test oil testing set.



SECOND TERM:


7. Measurement of Inductance and Capacitance AC bridges:
	Maxwell, Wien Anderson and shearing bridges General equations and vector diagram 
	under balanced conditions Errors and precaution in bridge measurement 
	Wagner's earth connection and shielding of bridge measurement 
	Wagner's earth connection and shielding of bridge elements

8. Magnetic measurement: 
	Ballistic galvanometers and fluxmeter. 
	Measurement of flux by Ballistic galvanometer and fluxmeter. 
	Determination of B-H curve and hystersis Ioop. 
	Separation of hysterisis and eddy current by using Lioyd Fisher square.	


9. Electronic Instruments: 
	C.R.O. and its uses in measurement of frequency and phase angle, 
	determination, B-H curve and measurement of dielectric loss D.C. & AC. voltmeters, 
	Differential voltmeters. A/D and D/C  convertors. 
	Digital voltmeters and multimeters.

10.  Measurement of Non-electrical quantities: 
	Primary sensing elements, classification and setection of transducers.
	Displacement transducers, strain gauges, Temperature transducers and 
	photo-electric transducers, Measurement of strain, temperature and pressure.

Texts / References

	1. Electrical Measurement and Measuring Instruments-
				-Rajendra Prasad, Khanna publisher, Delhi.

	2. Electronic Instrumentation and Measurement Technique- 
				W., D. copper,  7 A.D. Helfrick, Prentice Hall, IndIa.