INDUSTRIAL AUTOMATION | Fifth Semester Electrical Engineering | As per SBTE Bihar Syllabus

1. Describe operation of solenoid valve with neat diagram. 

2. Explain construction and working of Electronic overload relay. 

3. Draw diagram of DOL starter power & control circuit for 3-phase Induction Motor for forward-stop-reverse operation. Explain its working. 

4. State operating principle of dc servo-motor.

5. State any four advantages of PLC.

6. Draw ladder diagram for NOT and EXOR gate.

7. Explain any two PLC input instructions.

8. Describe working of AC servomotor with neat diagram. State their application.

9. Draw and explain block diagram of PID.

10. List types of counters available in PLC. Explain any one with example.

11. Explain OFF Delay Timer operation with neat diagram.

12. Draw a ladder diagram of star delta starter..

13. List the specification of digital I/O module.

14. Draw star/delta starter circuit diagram for 3-phase induction motor semi-automatic type. Explain its working.

15. Explain working of reed switch. State its advantages.

16. Describe working of up/down counter.

17. Draw ladder diagram for two motor system with following condition: i) Starting push button starts motor-1 ii) After 10 sec Motor-2 is ON iii) Stopping switch stops Motor 1 & 2

18. Draw and explain power and control circuit of dc injection breaking for Induction motor.

19. Draw and explain block diagram of PI module in PLC.

20. Draw block diagram of PLC. State functions of its components.

21. Draw and explain standard start-stop-seal circuit in details.

22. Explain the following with diagram: i) Temperature Switch ii) Pressure Switch

23. State the function of following: i) PROM ii) EPROM

24. Define Integral controller. State their advantages.

25. Explain proportional controller process control action.