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JUP – 049

*JUP049*

Third Semester M.E. (Control and Instrumentation) Degree Examination, Jan./Feb. 2014 (2K8 Scheme) CI – 311 : SCADA AND DISTRIBUTED CONTROL SYSTEMS Time : 3 Hours

Max. Marks : 100

Instruction : Answer any five full questions. 1. a) Discuss the basic requirements to start automation in a typical factory. b) Write brief notes on the following : i) Ethernet and ii) Field bus. 2. a) What are HMI systems ? Explain their necessity and role in industrial automation. b) What are the networking standards of PLC and explain the role of PLC in Industrial Automation ? 3. a) Explain server/client configuration in SCADA system. b) Explain the purpose of storing previous history in SCADA systems. 4. a) With reference to SCADA system, explain the following protocols : i) Proprietary protocols and ii) Open protocols. b) Explain the interfacing of SCADA with PLC and Drives. 5. a) Explain the communication facilities available in DCS.

10 (5+5) 10 10 10 10 (5+5) 10 10

b) What are the basic elements of LCU in DCS ? Explain the functional blocks of LCU. 10 6. a) Starting with sensors explain how DCS can be setup in the industry ? b) With a neat diagram, explain the generalized distributed control system architecture. 7. Write short notes on the following : i) Process Automation ii) RTU iii) Messaging in SCADA system iv) DCS in cement industry. ——————

10 10

(5×4=20)

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