National Instruments NI PCI-4474 Manuals

Manuals and User Guides for National Instruments NI PCI-4474. We have 1 National Instruments NI PCI-4474 manual available for free PDF download: User Manual

National Instruments NI PCI-4474 User Manual

National Instruments NI PCI-4474 User Manual (80 pages)

Dynamic Signal Acquisition Devices for PCI and PXI/CompactPCI

Brand: National Instruments | Category: Network Hardware | Size: 0.76 MB

Table of Contents

Table of Contents
7
About the ni 447X
9
Getting Started with the ni 447X
9
Related Documentation
10
What You Need to Get Started
10
Ni-Daq
11
Software Programming Choices
11
Unpacking
11
National Instruments ADE Software
12
Using PXI with Compactpci
13
Safety Information
14
Installing the Hardware
17
Installing the Software
17
Using the ni 447X
17
Testing the Device
19
Connecting Signals
20
Signal Sources
23
Floating Signal Sources
24
Grounded Signal Sources
24
Generating Onboard Current Excitation with IEPE Circuitry
25
Input Coupling
25
Digital Trigger
26
Input Polarity and Input Range
26
Using Test Panels to Acquire a Signal
26
Field Wiring Considerations
27
Selecting the Sample Clock Frequency
28
Synchronizing Multiple Devices
28
Device Configuration Issues
30
Device Overview and Theory of Operation
31
Functional Overview
31
I/O Connectors
32
Analog Input Signal Connections
33
Antialias Filtering
34
Calibration
34
The ADC
39
Noise
40
Triggering
41
Delta-Sigma Adcs and the Oversample Clock
44
Synchronizing Multiple Devices
44
The ni 447X SYNC Pulse
45
The Acquisition Start Trigger
47
Calibration
48
Loading Calibration Constants
48
Self-Calibration
48
External Calibration
49
Traceable Recalibration
50
Appendix A Specifications

51

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