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Virtual Instrumentation Design Task of a pressure meter and a spectrum analyser
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THE MANCHESTER METROPOLITAN UNIVERSITY FACULTY OF SCIENCE AND ENGINEERING DEPARTMENT OF ENGINEERING AND TECHNOLOGY Experiment Title: Virtual Instrumentation Design Task of a pressure meter and a spectrum analyser Identity: I6 Subject Area: Electronic Instrumentation Level: III ASSESMENT REPORT Date 05-12/12/2002 Group Number:EPT3 Group 1 Lecturer: Dr Deloughry, R Group Members: 1. ANDY CRABBE . (SECTION 3 - Instrument Amplifier) 2. IAN MCLOUGHLIN. (SECTION 4 - Pressure VI design and Accuracy) 3. PAUL JENNINGS. (SECTION 5 - Power Spectrum) FINALISED AND COMPILED BY IAN MCLOUGHLIN. Contents 1. INTRODUCTION 3 2. METHOD 3 3. TRANSDUCER AND AMPLIFIER: (Written By ANDY CRABBE) 4 3.1.1 Transducer Characteristics 4 3.1.2 Effects of IN106A on the Transducer 5 3.1.3 Reasons for Effects 5 3.2 IN106A Amplifier 5 3.2.1 Gain Measurement 5 3.2.2 CMRR 6 3.3 Overall Instrument Amplifier 7 3.3.1 Design of the Buffer Amplifier Values 7 3.3.2 Setting up the Buffer Amplifier 8 3.3.3 Gain and CMMR measurements 8 4 VIRTUAL INSTRUMENT DESIGN: (Written by IAN MCLOUGHLIN) 12 4.1 Top Down Design Structure 12 4.2 Front Panel and VI Diagram Design 12 4.4 Translation of Voltage to Pressure 16 4.4 Accuracy 18 4.5 Discussion 20 4.6 Conclusions 20 4.7 References: 20 5 SPECTRUM ANALYSER : (Written by PAUL JENNINGS.) 21 5.1 Elements of FFT and Spectrum Analyser 22 5.2 Results: 25 5.3 Conclusions: 27 1....
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