PRESENTED BY:
Imran Haider Malik

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LabVIEW 7.1
• Product of National Instruments (NI)
• Software for Virtual Instrumentation
• Data Acquisition (DAQ)
• Graphical Programming
• Data Storage and Analysis for wide Range of Applications
• Data Acquisition (DAQ)
Time dependant Signal Recording (Acquisition)
Components of DAQ:
• Sensor ( Active or Passive)
• Signal Conditioner (nowadays built-in with DAQ card)
• DAQ Card
• DAQ Software (LabVIEW)
Features of LabVIEW 7.1
Design
– Signal and Image Processing
– Embedded System Programming
• (PC, DSP, FPGA, Microcontroller)
– Simulation and Prototyping
– And more…
Control
– Automatic Controls and Dynamic Systems
– Mechatronics and Robotics
– And more…
Measurements
– Circuits and Electronics
– Measurements and Instrumentation
– And more…
• Example
LabVIEW Interface
• Help»Show Context Help, press the <Ctrl+H> keys
• Hover cursor over object to update window
• LabVIEW Interface (Contd)
Lab. Equipment
• Oscilloscope
• Function Generator
• Digital Voltmeter (DVM)
• Goals of the Lab. Work
• Introduce LabVIEW
• DAQ
• Introduce different Sensors and their comparison
• Use of Electronic instruments:
Oscilloscope, Function Generator
Digital Volt-meter (DVM).
List of Experiments.
1. Instrumentation Overview.
2. Introduction to LabVIEW.
3. Data Sampling.
4. Time Constant.
5. Stress and Strain.
6. Transducer Sensitivity (Part 1)
7. Transducer Sensitivity (Part 2) and Linearity
8. Pressure Transducer Calibration and Jet Profile
9. Thermocouples: Calibration and Manufacturing
What you should know being Engineer
• Selection of DAQ system for an application
• Selection of sensors
• Limitations of the System
• Alternative Solutions