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VIRTUAL INSTRUMENTATION
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DI05000231
Code: DI05000231
Credits: 3
Semester 5
PE
Virtual Instrumentation
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Follow on Instagram for UpdatesVirtual Instrumentation Syllabus — Unit-wise Content
The official GTU curriculum for Virtual Instrumentation (subject code DI05000231) as prescribed for PE · Semester 5 divides the course into 5 units, covering 61 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI05000231)Unit 1 Introduction to Virtual Instrumentation
- 1.1. Historical perspective of virtual instrumentation Basics of Virtual instrumentation Role virtual instrumentation in real-time world
- 1.2. Block diagram and Architecture of Virtual Instrumentation Data flow techniques in virtual instrumentation Compare virtual instrumentation and traditional instrumentation Limitations of traditional instrumentation
- 1.3. Application of virtual instrumentation in Industry
- 1.4. Hardware and Software in Virtual Instrumentation Role of hardware in virtual instrumentation Role of software in virtual instrumentation
- 1.5. Virtual Instrumentation for Test, Control and Design Virtual instrumentation for Test Virtual instrumentation for Industrial I/O and Control Virtual instrumentation for Design
Unit 2 Programming techniques in Virtual Instrumentation environment
- 2.1. Basics of Graphical User Programming (GUI) Compare conventional programming and GUI based programming Prepare basic program in virtual instrumentation software Compare graphical programming and text based programming
- 13. 30 % GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Instrumentation and Control / Automation and Robotics Subject Code : DI05000231 Subject Name : Virtual Instrumentation w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 3 of 9 VI and Sub-VIs: Concepts of modular programming; creating, saving, and calling Sub- VIs within a main Virtual Instrument
- 2.2. Structural Control and Execution Logic Iterative Structures: Implementation of For Loops and While Loops for repetitive tasks. Decision Making: Using Case Structures for conditional logic and Sequence Structures for controlling execution flow. Mathematical Operations: Using Formula Nodes and MathScript for complex mathematical calculations within the graphical environment.
- 2.3. Data Handling and Organization Data Storage Entities: Difference between Arrays (homogeneous data) and Clusters (heterogeneous data). Variable Management: Proper use of Local Variables and Global Variables for data transfer between different parts of a program. Strings and File I/O: Techniques for handling text data and reading/writing measurement data to external files.
- 2.4. Visualization and Signal Display Basics of Charts: Real-time data plotting for continuous monitoring. Basics of Graphs: Plotting fixed arrays of data for post-acquisition analysis. Signal Generation: Programming techniques to generate standard waveforms like Square and Triangular waves
- 2.5. Error Handling and troubleshooting
Unit 3 Elements Of Data Acquisition in virtual instrumentation environment
- 3.1. Introduction to Data acquisition system Block diagram of DAQ System
- 3.2. Selection criteria of hardware and software for data acquisition system
- 3.3. Basics of Analog to Digital Converter (ADC), Digital to Analog Converter (DAC), Digital Input Output (DIO)
- 8. 20 % GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Instrumentation and Control / Automation and Robotics Subject Code : DI05000231 Subject Name : Virtual Instrumentation w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 4 of 9 Describe Basics of ADC, DAC, DIO
- 3.4. Basics of Counters and timers Function and application of Counters and timers
- 3.5. Timing, Interrupts; RS232C/ RS485 Describe concept RS232/ RS485 module
- 3.6. Signal Processing in DAQ Signal processing in a DAQ system Define analog signal. Define digital signal. Define sampling Define quantization Define sampling rate. Explain signal conditioning
Unit 4 Operating System And Hardware Overview
- 4.1. PC architecture, current trends, operating system requirements, PC based instrumentation, Interface requirement for virtual instrumentation
- 4.2. Basics of analog and digital interfaces Need for analog-to-digital and digital-to-analog conversion Working principles of ADC and DAC Definition and characteristics of analog signals Definition and characteristics of digital signals Timing concepts (clock, synchronization)
- 4.3. Compare PC based and PXI based system
Unit 5 Virtual Instrumentation for Environment Sustainability
- 5.1. Introduction to Environmental Sustainability Definition of environmental sustainability Importance of environmental protection Role of technology in sustainable development
- 5.2. Role of Virtual Instrumentation in environmental Monitoring Advantages of VI in environmental monitoring Energy monitoring and management using virtual instrumentation
- 5.3. Role of VI in Robotics Basics of robotics control system using Virtual Instrumentation
- 3. 10 % Total 45 Hrs 100% GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Instrumentation and Control / Automation and Robotics Subject Code : DI05000231 Subject Name : Virtual Instrumentation w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 5 of 9 SUGGESTED PRACTICAL EXERCISES: The following practical outcomes (PrOs) that are the sub-components of the COs. Some of the PrOs marked ‘*’ are compulsory, as they are crucial for that particular CO. These PrOs need to be attained at least at the ‘Precision Level’ of Dave’s Taxonomy related to ‘Psychomotor Domain’. Sr. No. Practical Outcomes (PrOs) Approx. Hrs. Required
- 1. Study of Virtual Instrumentation based Simulator environment (Front Panel, Block Diagram, Tools Palette, Controls Palette). 04
- 2. Create a simple Virtual Instrument (VI) to perform basic arithmetic operations. 02
- 3. Implementation of numeric controls and indicators in Virtual Instrumentation based Simulator. 04
- 4. Implementation of string and Boolean controls in Virtual Instrumentation based Simulator. 04
- 5. Study and implementation of loops (For Loop and While Loop) in Virtual Instrumentation based Simulator. 04
- 6. Implementation of Case Structure in Virtual Instrumentation based Simulator. 02
- 7. Implementation of Sequence Structure in Virtual Instrumentation based Simulator. 04
- 8. Development of SubVI (Modular Programming) in Virtual Instrumentation based Simulator. 04
- 9. Implementation of array operations and waveform graphs. 04
- 10. Implementation of cluster and bundle functions. 02
- 11. Generation of basic signals (sine, square, triangle) using Virtual Instrumentation based Simulator. 02
- 12. Implementation of signal display using waveform chart and graph. 02
- 13. Study of signal filtering techniques in Virtual Instrumentation based Simulator. 04
- 14. Development of data logging system using file I/O functions. 04
- 15. Study of DAQ hardware interfacing with Virtual Instrumentation based Simulator. 04
- 16. Measurement of temperature using sensor and DAQ system. 04
- 17. Measurement of voltage signal using DAQ device. 04 GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Instrumentation and Control / Automation and Robotics Subject Code : DI05000231 Subject Name : Virtual Instrumentation w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 6 of 9 Sr. No. Practical Outcomes (PrOs) Approx. Hrs. Required
- 18. Development of virtual oscilloscope using Virtual Instrumentation based Simulator. 04
- 19. Development of air pollution monitoring system using sensors. 04
- 20. Design of smart energy monitoring system using virtual instrumentation. 04
- 21. Design Control system in LabVIEW. 04
- 22. Design basic image acquisition system 04
- 23. Design basic signal processing circuits in simulator 04 Note i. More Practical Exercises can be designed and offered by the respective course teacher to develop the industry relevant skills/outcomes to match the COs. The above table is only a suggestive list. ii. The following are some sample ‘Process’ and ‘Product’ related skills (more may be added/deleted depending on the course) that occur in the above listed Practical Exercises of this course required which are embedded in the COs and ultimately the competency. Sr. No. Sample Performance Indicators for the PrOs Weightage in %
- 1. Prepare experimental setup 20
- 1. Operate the equipment setup or circuit 25
- 2. Follow safe practices measures 25
- 3. Record observations correctly 25
- 4. Interpret the result and conclude 25 Total 100 MAJOR EQUIPMENT/ INSTRUMENTS AND SOFTWARE REQUIRED: These major equipment/instruments and Software required to develop PrOs are given below with broad specifications to facilitate procurement of them by the administrators/management of the institutes. This will ensure conduction of practical in all institutions across the state in proper way so that the desired skills are developed in students. Sr. No. Equipment Name with Broad Specifications PrO. No.
- 1. Computer with LabVIEW software All
- 2. Computer with Matlab /Scilab software. All GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma Engineering Level: Diploma Branch: Instrumentation and Control / Automation and Robotics Subject Code : DI05000231 Subject Name : Virtual Instrumentation w.e.f. 2026-27 http://syllabus.gtu.ac.in/ Page 7 of 9
- 3. Computer with Prosim/PSpice/Multisim software. . All
- 4. Circuit/Trainer board/ Demonstration modules of Thermocouples, RTDs, Thermistors All
- 5. Temperature Switches, Optical Pyrometer, Radiation Pyrometer All
- 6. Data Acquisition System All
- 7. CO2 Sensor Module (Carbon Dioxide Sensor) – Measures carbon dioxide concentration. All
- 8. CO Sensor (Carbon Monoxide Sensor) – Detects toxic carbon monoxide gas. All
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