Discuss generic features of DCS
[3 marks]Discuss various types of Local Control Units (LCUs) available in DCS.
[4 marks]Draw the hierarchical organization of a large manufacturing process. Discuss the detail tasks of level 1 and 4.
[7 marks]Briefly discuss the evolution of Direct Digital Control (DDC).
[3 marks]Give the difference between:
[4 marks]Hot stand-by system and Cold stand-by system ii) HLOI and LLOI
[ marks]Explain the role of multiplexing and party line system in DCS.
[7 marks]Explain various types of displays available in DCS with suitable example.
[7 marks]Discuss the supervisory computer functions in detail.
[3 marks]What is Real time operating system (RTOS)? Discuss its various types with suitable example.
[4 marks]Draw the software structure of controller. Discuss the principal components of executive program.
[7 marks]“DCS is so powerful”. State true or false. Justify your answer.
[3 marks]Enlist steps of operating system configuration in DCS
[4 marks]Write the velocity and positional form of digital PID controller. Give the advantages of velocity over positional form.
[7 marks]Discuss the display access method in DCS.
[3 marks]Differentiate: OSI model and TCP/IP model
[4 marks]Write a short note:
[7 marks]Network topology ii) Communication modes
[ marks]Discuss the role of Man Machine Interface.
[3 marks]Explain the computer interface with DCS
[4 marks]Explain:
[7 marks]Serial linkage of communication ii) Network linkage for communication1
[ marks]Discuss MAP/TOP protocol.
[3 marks]Discuss RACKBUS and its bus access method.
[4 marks]Discuss MODBUS. Its bus access method, application services and transmission modes.
[7 marks]Describe the role of SMART transmitter.
[3 marks]Explain the features of Honeywell Plantscape System.
[4 marks]Discuss PROFIBUS. Its bus access method, application services and acceptance
[7 marks]