B.E. (Instrumentation & Control) INDUSTRIAL AUTOMATION (2008 Pattern) (Sem. – II)
Time :3 Hours] [Max. Marks :100
Instructions to the candidates :-
1) Answer any 3 questions from each section.
2) Answers to the two sections should be written in separate answer books.
3) Neat diagrams must be drawn wherever necessary.
4) Pigures to the right indicate full marks.
5) Assume suitable data, if necessary.
SECTION – I
QIA a) List and explain the benefits of the Automation in a plant. 
b) With a suitable example explain the role of SCADA in Automation. 
Q2) a) With an example explain the term control system audit and its advantages. 
b) Explain the role of each layer in “Automation Pyramid”. 
Q3) a) Explain different transmission modes in Modbus protocol. 
b) List and explain at least five Universal commands used in HART. 
Q4) a) What is LAS? Explain the role of LAS in foundation Fieldbus network.  b) Explain the Foundation Fieldbus model with an example. 
Q5) a) Explain the PLC programming methods as per IEC 1131-1 
b) Write the procedure for selection of analog I/O module for PLC. 
Q6) a) With some suitable example explain the “Sequential function Chart.” b) With an example explain the role of PLC in a SCADA system. 
SECTION – II
Q7) a) With some suitable example explain four major components of the DCS system. 
b) With the help of block diagram explain the Architecture of DCS from any make. 
Q8) a) List and explain the logical function blocks in the DCS system.  b) Explain four level display hierarchy. 
Q9) a) Describe how DCS supports ERR 
b) What is alarm? Explain how alarms are classified and prioritized. 
Q10)a) List and explain advanced function blocks in the DCS system.  b) With the help of an example explain what is “Third party Interface.”
Q11)a) What is process Hazard Analysis? How it is carried out. 
b) What is HaZOp. Also explain the procedure of it. 
Q12) a) What is process Hazard Analysis? How it is carried out. 
Explain IEC 61511 standard for Functional safety.