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SC Express PXIe-4331
National Instruments SC Express PXIe-4331 Manuals
Manuals and User Guides for National Instruments SC Express PXIe-4331. We have
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National Instruments SC Express PXIe-4331 manuals available for free PDF download: User Manual, Calibration Procedure
National Instruments SC Express PXIe-4331 User Manual (48 pages)
Brand:
National Instruments
| Category:
Computer Hardware
| Size: 1.58 MB
Table of Contents
Important Information
3
Table of Contents
4
Chapter 1 Getting Started
7
Installation
7
Module Specifications
7
Module Accessories and Cables
7
Chapter 2 Using the Module
8
Connecting Signals
8
Wheatstone Bridges
8
Figure 2-1. Basic Wheatstone Bridge Circuit Diagram
8
Connection Options to Correct for Resistance Errors
9
Remote Sensing
9
Figure 2-2. Connecting Remote Sense Wires to the ni Pxie-4330/4331
10
Shunt Calibration
11
Strain Gage Sensor Configurations
11
Quarter-Bridge Type I
11
Figure 2-3. Quarter-Bridge Type I Measuring Axial and Bending Strain
11
Figure 2-4. Quarter-Bridge I Circuit Diagram
12
Quarter-Bridge Type II
13
Figure 2-5. Quarter-Bridge Type II Measuring Axial and Bending Strain
13
Figure 2-6. Quarter-Bridge II Circuit Diagram
14
Half-Bridge Type I
15
Figure 2-7. Half-Bridge Type I Measuring Axial and Bending Strain
15
Figure 2-8. Half-Bridge Type I Circuit Diagram
16
Half-Bridge Type II
17
Figure 2-9. Half-Bridge Type II Rejecting Axial and Measuring Bending Strain
17
Figure 2-10. Half-Bridge Type II Circuit Diagram
18
Full-Bridge Type I
19
Figure 2-12. Full-Bridge Type I Circuit Diagram
20
Full-Bridge Type II
21
Figure 2-14. Full-Bridge Type II Circuit Diagram
22
Full-Bridge Type III
23
Figure 2-16. Full-Bridge Type III Circuit Diagram
24
Force, Pressure, and Torque Sensor Configurations
25
Common-Mode Voltage Considerations
27
Shielding and Grounding Considerations
28
Module Pinout
28
Table 2-1. Front Connector Signal Pin Assignments
29
I/O Connector Signal Description
30
NI Pxie-4330/4331 Block Diagram
30
Figure 2-18. ni Pxie-4330/4331 Signal Conditioning Block Diagram
31
Signal Acquisition Considerations
32
Software Scaling and Equations
33
Nyquist Frequency and Nyquist Bandwidth
33
Adc
33
Analog Input Filters
34
Anti-Alias Filters
34
Passband
35
Stopband
35
Alias-Free Bandwidth
35
Filter Group Delay
35
Supported Data Rates
36
Timing and Triggering
36
Sample Clock Timebase
36
External Clock
36
Digital Triggering
37
Analog Triggering
37
Figure 2-20. Analog Level Trigger on Rising Slope
38
Figure 2-22. Analog Edge Triggering with Hysteresis on Falling Slope
39
Triggering and Filter Delay
40
Synchronization
40
Reference Clock Synchronization
40
Teds
42
Configuring and Using TEDS in Software
42
Accessory Auto-Detection
42
Chapter 3 NI SC Express Considerations
43
NI SC Express Clock and Trigger Signals
43
Pxie_Clk100
43
Pxie_Sync100
43
Pxi_Clk10
43
PXI Triggers
43
Pxie_Dstar<A
44
PXI_STAR Trigger
44
Trigger Filters
45
Appendix A
46
Offset Nulling (Bridge Balancing)
46
Appendix B Technical Support and Professional Services
47
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National Instruments SC Express PXIe-4331 Calibration Procedure (40 pages)
Brand:
National Instruments
| Category:
Control Unit
| Size: 2.3 MB
Table of Contents
Table of Contents
1
Software
2
Documentation
2
Calibration Interval
2
Test Equipment
3
Test Conditions
4
Calibration Procedure
4
Initial Setup
5
Connecting the Equipment
5
Install the CAL-4330 into a Rack (Optional)
7
Connect the Calibration and Switch Cables
8
Connect the DMM and Multifunction Calibrator Cables
10
Verification Procedures
11
Gain Accuracy Verification
11
Input Offset Verification
14
Shunt Quarter-Bridge Calibration Accuracy Verification
15
Shunt Calibration Resistance Accuracy Verification
17
Excitation Voltage Verification
18
Gain and Offset Adjustment Procedure
20
Test Limits
24
Gain Accuracy Test Limits
25
Input Offset Test Limits
31
Shunt Quarter-Bridge Calibration Test Limits
32
Shunt Calibration Resistance Test Limits
32
Excitation Voltage Test Limits
33
Appendix A: Connection Path Details
34
Worldwide Support and Services
40
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