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Contents
© National Instruments Corporation vii PCI-1200 User Manual
Analog Output Circuitry..................................................................................4-11
DAC Timing....................................................................................................4-12
Digital I/O......................................................................................................................4-12
Chapter 5
Calibration
Calibration at Higher Gains ...........................................................................................5-2
Calibration Equipment Requirements............................................................................5-2
Using the Calibration Function......................................................................................5-3
Appendix A
Specifications
Appendix B
Customer Communication
Glossary
Index
Figures
Figure 1-1. The Relationship between the Programming Environment,
NI-DAQ, and Your Hardware ...............................................................1-4
Figure 3-1. PCI-1200 I/O Connector Pin Assignments ...........................................3-2
Figure 3-2. PCI-1200 Instrumentation Amplifier ....................................................3-6
Figure 3-3. Differential Input Connections for Grounded Signal Sources ..............3-10
Figure 3-4. Differential Input Connections for Floating Sources ............................3-11
Figure 3-5. Single-Ended Input Connections for Floating Signal Sources..............3-13
Figure 3-6. Single-Ended Input Connections for Grounded Signal Sources ...........3-14
Figure 3-7. Analog Output Signal Connections.......................................................3-16
Figure 3-8. Digital I/O Connections.........................................................................3-17
Figure 3-9. EXTCONV* Signal Timing..................................................................3-19
Figure 3-10. Posttrigger DAQ Timing.......................................................................3-20
Figure 3-11. Pretrigger DAQ Timing.........................................................................3-21
Figure 3-12. Interval-Scanning Signal Timing ..........................................................3-22
Figure 3-13. EXTUPDATE* Signal Timing for Updating DAC Output ..................3-23
Figure 3-14. Event-Counting Application with External Switch Gating...................3-24
Figure 3-15. Frequency Measurement Application ...................................................3-25