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Contents
PC-OPDIO-16 User Manual viii © National Instruments Corporation
Appendix E
Customer Communication
............................................................................................... E-1
Glossary......................................................................................................................Glossary-1
Index ................................................................................................................................. Index-1
Figures
Figure 1-1. The Relationship between the Programming Environment, NI-DAQ, and
Your Hardware......................................................................................................1-3
Figure 3-1. PC-OPDIO-16 I/O Connector Pin Assignments....................................................3-2
Figure 3-2. Signal Connection Example for Isolated Output....................................................3-5
Figure 3-3. Resistor in Parallel to Increase the Switching Frequency......................................3-6
Figure 3-4. Signal Connection Example for Isolated Input ......................................................3-8
Figure 3-5. Reducing Input Current for 24 V Signals...............................................................3-8
Figure 5-1. PC-OPDIO-16 Block Diagram...............................................................................5-1
Figure 5-2. PC I/O Interface Circuitry Block Diagram of PC-OPDIO-16 ...............................5-2
Figure 5-3. Optical Isolation Circuitry for Input.......................................................................5-3
Figure 5-4. Optical Isolation Circuitry for Output....................................................................5-3
Tables
Table 6-1. Status Values ...........................................................................................................6-1
Table 6-2. Primary Type Names...............................................................................................6-2
Table 6-3. LabWindows/CVI Function Tree for Data Acquisition
Using the PC-OPDIO-16 .........................................................................................6-4