University Of Pune Question Paper
T.E. (Instrumentation and Control) (Semester – II) Examination, 2010
INSTRUMENTATION SYSTEM DESIGN
(2003 Course)
Time : 3 Hours Max. Marks : 100
Instructions : 1) Answer 3 questions from Section I and 3 questions from
Section II.
2) Answers to the two Sections should be written in separate
books.
3) Neat diagrams must be drawn wherever necessary.
4) Use of logarithmic tables, slide rule, Mollier charts, electronic
pocket calculator and steam tables is allowed.
5) Assume suitable data, if necessary.
SECTION – I
1. a) Compare DIN and NEMA standard. 8
b) What is significance of “Index of Protection” ? Explain IP56 and IP54. 8
OR
2. a) Compare BIN with ANSI standard. 8
b) What are the methods of product designing ? 8
3. a) What is “Triboelectric effect” ? Explain “Human body model” with diagram. 8
b) Explain flatface control panel. Also explain its three types. 8
OR
4. a) What are methods used to protect the systems with electrostatic discharge,
when connected with interface cable ? 8
b) Explain briefly shot noise, thermal noise, popcorn noise and contact noise. 8
5. a) Explain the features of HCNR 200. Also explain with the help of suitable
diagram how HCNR 200 can be used for isolation. 9
b) Explain how pressure measurement is possible using AD620 instrumentation
amplifier. 9
OR
6. a) 1) What is output voltage of AD595 when 200°C temperature is applied to
pin number 1 and 14 through k type thermocouple ? While output voltage
of this thermocouple is observed to be 8.137 mv ? 6
2) What caution should be taken while testing AD595 or AD594 ? 3
b) What are the salient features of XTR110 ? What is the transfer function of
XTR110 ? Elaborate one application of XTR110 with suitable diagram. 9
SECTION – II
7. Draw a test circuit of 4 digit LED programmable up-down counter 7217A and
explain the following pin functions. 18
i) Equal
ii) Zero
iii) Store
iv) Load counter
v) Load register
vi) Display counter.
OR
8. a) What are the features of 7107 (Digital Panel Meter) ? Also explain principle of
working as well as a typical application with suitable diagram. 9
b) What is concept of optical isolation ? What are features and practical applications
of MCT2E (opto coupler). 9
9. a) What are four problems that affect the performance of digital circuit if the
PCB is not properly designed ? 8
b) What are the thumb rules followed for placement of components on printed
circuit boards ? 8
OR
10. a) Explain the rules followed for designing a printed circuit board layout for analog
circuits. 8
b) Explain the flexible and multilayer PCB. 8
11. a) What do you mean by catastrophic failures ? Explain with the help of “Bath
tub curve”. 8
b) What are traceability standards ? 8
OR
12. a) What is necessity of calibration ? Explain the basic elements of calibration
process. 8
b) What are the advantages of system simulation using virtual instrumentation ?
Elaborate one application. 8
–––––––––––––––––
T.E. (Instrumentation and Control) (Semester – II) Examination, 2010
INSTRUMENTATION SYSTEM DESIGN
(2003 Course)
Time : 3 Hours Max. Marks : 100
Instructions : 1) Answer 3 questions from Section I and 3 questions from
Section II.
2) Answers to the two Sections should be written in separate
books.
3) Neat diagrams must be drawn wherever necessary.
4) Use of logarithmic tables, slide rule, Mollier charts, electronic
pocket calculator and steam tables is allowed.
5) Assume suitable data, if necessary.
SECTION – I
1. a) Compare DIN and NEMA standard. 8
b) What is significance of “Index of Protection” ? Explain IP56 and IP54. 8
OR
2. a) Compare BIN with ANSI standard. 8
b) What are the methods of product designing ? 8
3. a) What is “Triboelectric effect” ? Explain “Human body model” with diagram. 8
b) Explain flatface control panel. Also explain its three types. 8
OR
4. a) What are methods used to protect the systems with electrostatic discharge,
when connected with interface cable ? 8
b) Explain briefly shot noise, thermal noise, popcorn noise and contact noise. 8
5. a) Explain the features of HCNR 200. Also explain with the help of suitable
diagram how HCNR 200 can be used for isolation. 9
b) Explain how pressure measurement is possible using AD620 instrumentation
amplifier. 9
OR
6. a) 1) What is output voltage of AD595 when 200°C temperature is applied to
pin number 1 and 14 through k type thermocouple ? While output voltage
of this thermocouple is observed to be 8.137 mv ? 6
2) What caution should be taken while testing AD595 or AD594 ? 3
b) What are the salient features of XTR110 ? What is the transfer function of
XTR110 ? Elaborate one application of XTR110 with suitable diagram. 9
SECTION – II
7. Draw a test circuit of 4 digit LED programmable up-down counter 7217A and
explain the following pin functions. 18
i) Equal
ii) Zero
iii) Store
iv) Load counter
v) Load register
vi) Display counter.
OR
8. a) What are the features of 7107 (Digital Panel Meter) ? Also explain principle of
working as well as a typical application with suitable diagram. 9
b) What is concept of optical isolation ? What are features and practical applications
of MCT2E (opto coupler). 9
9. a) What are four problems that affect the performance of digital circuit if the
PCB is not properly designed ? 8
b) What are the thumb rules followed for placement of components on printed
circuit boards ? 8
OR
10. a) Explain the rules followed for designing a printed circuit board layout for analog
circuits. 8
b) Explain the flexible and multilayer PCB. 8
11. a) What do you mean by catastrophic failures ? Explain with the help of “Bath
tub curve”. 8
b) What are traceability standards ? 8
OR
12. a) What is necessity of calibration ? Explain the basic elements of calibration
process. 8
b) What are the advantages of system simulation using virtual instrumentation ?
Elaborate one application. 8
–––––––––––––––––
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