Gujarat Technological UniversitySummer 2026 examination

GTU 3170925 Industrial Automation Summer 2026 Question Paper & PDF

B.E. · Electrical Engineering · Semester 7 · Subject code 3170925
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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5 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 5 repeated 3170925 questions, most asked first

Q.1

14 Marks
(a)
3 marksAsked in 2 of 2 papers
Draw the block diagram of PLC. Discuss different components of PLC.

Also asked in Summer 2025 Q1a

(b)
4 marksAsked in 2 of 2 papers

Define industrial automation and Explain industrial automation architecture with diagram.

Also asked in Summer 2025 Q1b

(c)
7 marks

What do you mean by SCADA system? Discuss basic architecture and typical features of SCADA.

Q.2

14 Marks
(a)
3 marks
Write a short note on Human Machine Interface (HMI).
(b)
4 marks
Compare RS-232, RS-422 and RS485 interfaces.
(c)
7 marks

Develop ladder diagram to make different logic gates with Boolean expression and circuit diagram.

(c)
7 marks

Develop a PLC ladder diagram for ON-OFF operation of Motor by using START and STOP push buttons. Put motor overload fault contactor which cut power when overload detects.

Q.3

14 Marks
(a)
3 marks
Write short note on AC & DC drive.
(b)
4 marks

What do you mean by actuators? Explain how power electronics devices work as automation components.

(c)
7 marks

Explain the basic principles of servo systems. Enlist types of DC servo motors with neat diagram.

(a)
3 marks
How pH measurement is done? Explain it in brief.
(b)
4 marks
Compare between Modbus and Profibus.
(c)
7 marks
Discuss various sensors used for temperature measurement.

Q.4

14 Marks
(a)
3 marks
List out about various programming languages used in PLC. .
(b)
4 marksAsked in 2 of 2 papers

Explain the basic construction and configuration of robot for industrial applications.

Also asked in Summer 2025 Q5b OR

(c)
7 marks
Discuss the construction, working principle and application of LVDT.
(a)
3 marks
Explain features and advantages of DCS systems.
(b)
4 marks
What is Internet of Things (IOT)? Enlist advantages of IOT in industry.
(c)
7 marks

Describe the function of On Delay and Off Delay Timers in PLC Programming with suitable example.

Q.5

14 Marks
(a)
3 marksAsked in 2 of 2 papers
What is Industry 4.0 revolution?

Also asked in Summer 2025 Q5b

(b)
4 marks
Explain the DCS integration with PLC and Computers.
(c)
7 marksAsked in 2 of 2 papers
Describe in detail welding robot & Pick & place robot.

Also asked in Summer 2025 Q5c

(a)
3 marks
Enlist Industrial Robotic Applications in Manufacturing.
(b)
4 marks
Explain basic construction and configuration of pick and place robot.
(c)
7 marks

Draw and explain the major components of Internet of things in industrial automation. Also list out its application.

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About this paper

Official Gujarat Technological University (GTU) examination paper for Industrial Automation (Summer 2026, B.E. · Electrical Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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