National Instruments Module SCXI-1503 Manual de usuario descargar pdf (Pagina 7)

Contents

Appendix A

Specifications

Appendix B

Removing the SCXI-1503

Appendix C

Common Questions

Glossary

Index

Figures

Figure 2-1. 4-Wire Resistive Sensor Connected in a 4-Wire Configuration ...........2-3

Figure 2-2. 2-Wire Resistive Sensor Connected in a 2-Wire Configuration ...........2-4

Figure 2-3. 3-Wire Resistive Sensor Configuration.................................................2-5

Figure 2-4. 3-Wire Configuration Using Matched Current Sources........................2-6

Figure 4-1. Block Diagram of SCXI-1503...............................................................4-2

Figure 4-2. 2-Wire RTD Measurement....................................................................4-6

Figure 4-3. Resistance-Temperature Curve for a 100 Ω Platinum RTD,

α = 0.00385 ...........................................................................................4-7

Figure 4-4. Resistance-Temperature Curve for a 2,252 Ω Thermistor ....................4-11

Figure 4-5. Thermistor Measurement with Constant Current Excitation ................4-11

Figure 5-1. Typical Program Flowchart for Voltage Measurement Channels.........5-2

Figure A-1. SCXI-1503 Dimensions ........................................................................A-5

Figure B-1. Removing the SCXI-1503 .....................................................................B-2

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National Instruments Module SCXI-1503 Manual de usuario Pagina 7