National Instruments SCXI-1521, User Manual, Page: 7 / 74

Contents
© National Instruments Corporation vii SCXI-1521/B User Manual
Appendix C
Common Questions
Glossary
Index
Figures
Figure 4-1. Basic Wheatstone Bridge Circuit Diagram ...........................................4-1
Figure 4-2. Quarter-Bridge Type I Measuring Axial and Bending Strain ...............4-3
Figure 4-3. Quarter-Bridge Type I Circuit Diagram ................................................4-4
Figure 4-4. Block Diagram of SCXI-1317 and SCXI-1521/B Combination...........4-6
Figure 5-1. Typical Program Flowchart...................................................................5-2
Figure A-1. SCXI-1521/B Dimensions.....................................................................A-4
Figure B-1. Removing the SCXI-1521/B .................................................................B-2
Tables
Table 1-1. Accessories Available for the SCXI-1521/B.........................................1-2
Table 2-1. Front Signal Pin Assignments ..............................................................2-2
Table 2-2. Rear Signal Pin Assignments ................................................................2-4
Table 2-3. SCXI-1521/B Communication Signals .................................................2-5
Table 4-1. Control Codes for Fine Null Potentiometers .........................................4-8
Table 5-1. NI-DAQmx Properties ..........................................................................5-4
Table 5-2. Programming a Task in LabVIEW........................................................5-7
Table C-1. Digital Signals on the SCXI-1521/B ....................................................C-2