Download GTU BE/B.Tech 2018 Winter 6th Sem Old 161701 Instrumentation System Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-VI (OLD) EXAMINATION - WINTER 2018

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Subject Code:161701 Date: 30/11/2018
Subject Name: Instrumentation System
Time: 02:30 PM TO 05:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) Draw the following graphical symbols as per ISA standard: 07
1) Angle valve, 2) Venturi Tube, 3) Capillary Tube,
4) Two-way valve (Fail Opened), 5) Hydraulic Signal,

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6) Pneumatic Signal, 7) Temperature element with well.
(b) Compare Pneumatic versus Electronic instrumentation and control systems. 07

Q.2 (a) Explain importance of P&I diagram and loop wiring diagram. 07
(b) What is electric Safety? Classify hazardous area according to NEC. 07
OR

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(b) Give the general consideration for specification of Flow measurement under engineering design criteria. 07

Q.3 (a) Explain the selection criteria for various temperature measurement methods. 07
(b) Write a short note on duties and responsibilities of project manager. 07
OR
Q.3 (a) Describe various methods used for level measurement. 07

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(b) Prepare the instrumentation specification sheet for pressure transmitter. 07

Q.4 (a) Explain the control room layout with suitable diagram. 07
(b) Give classification of dryers and explain desiccant type dryers. 07
OR
Q.4 (a) Classify the basic types of control panels. Discuss any one category in detail. 07

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(b) Draw and explain typical instrument air supply system for large requirements. 07

Q.5 (a) Define start up. Discuss the problems faced during this period. 07
(b) Explain typical installation details for flow measurement using orifice. 07
OR
Q.5 (a) Explain typical control valve check out procedure. 07

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(b) Explain the role of an Instrumentation Engineer in Instrument Project Control. 07

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