GTU previous question papers BE- VIIth Sem -Industrial Automation -May/June- 2012
GTU previous question papers
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- VIIth SEMESTER–EXAMINATION – MAY/JUNE- 2012
Subject code: 170802
Subject Name: Industrial Automation
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Explain generalized Automation and production systems and their classification
(b) Discuss characteristic of different discontinuous controller mode in detail.
Q.2 (a) Explain the Discrete State Process Control with suitable example
(b) Define following Process Characteristics:
1. Process Equation
2. Process Load
3. Process Lag
4. Self Regulation
(b) Define following terms with respect to Process control
2. Variable Range
3. Control Parameter Range
4. Control Lag
5. Dead Time
7. Controller Modes
Q.3 (a) Explain PID controller.
(b) Explain Architecture and block diagram of PLC
Q.3 (a) Explain PI controller.
(b) Explain Two position control Mode Action By
1. Electromechanical Design
2. Analog Electronics Design
3. Digital electronics Design
Q.4 (a) Develop a ladder diagram for ON-OFF operation of Motor by using
1. START-NO; STOP-NO push buttons.
2. START-NC; STOP-NC push buttons.
(b) Write a ladder diagram for temperature measurement and control jig
Q.4 (a) Explain Timer and Counter instructions with timing diagram for PLC
(b) Write a ladder diagram for a Bottle filling and Conveyor belt jig
Q.5 (a) Enlist the types of I/O modules and draw the block diagram of I/O module
separately connected to the PLC.
(b) Discuss importance of Local Area Networks for DCS
Q.5 (a) Discuss architecture-hierarchy of DCS at function levels
(b) Explain roll of Common system components of SCADA
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