Description
The PXI-4472 is a part of the PXI DSA category, designed specifically for sound and vibration measurements. Manufactured by National Instruments, this module stands out due to its broad dynamic range and high-performing noise and distortion characteristics. The part numbers associated with this module are 778279-01 and 187123M-01L, indicating its specific model variants or revisions.
This sound and vibration module is equipped with several noteworthy features aimed at enhancing its performance and utility. Among these are synchronization and sampling capabilities, antialiasing filters, IEPE (Integrated Electronics Piezo-Electric) conditioning, and software-configurable AC/DC coupling. These features collectively make the PXI-4472 an adaptable and versatile solution for a wide range of sound and vibration analysis applications.
The module supports a variety of applicable transducers, including accelerometers and microphones, making it a flexible choice for different measurement needs. It boasts 8 analog input channels with a 24-bit resolution, ensuring precise data capture. The frequency accuracy is specified at 25 ppm, and it can handle an input signal range up to 10 Vpk. With a sample rate of 102.4 kS/s, it is capable of capturing high-fidelity data efficiently.
Connectivity options include SMB male analog I/O and SMB male digital trigger connectors, providing straightforward integration with various external devices and systems. Despite its advanced features, the PXI-4472 has been announced as obsolete, which may affect the availability and support options for this module. However, calibration services remain available, including both NIST accredited calibrations through a third party and basic in-house calibration. It is recommended that the module undergoes calibration annually or every two years to maintain its accuracy and performance.
| Specification | Details |
|---|---|
| Part Number | 778279-01, 187123M-01L |
| Category | PXI DSA |
| Model | PXI-4472 |
| Type | Sound and Vibration Module |
| Manufacturer | National Instruments |
| Dynamic Range | Broad |
| Noise and Distortion | High-performing |
| Features | Synchronization and sampling, Antialiasing filters, IEPE conditioning, Software-configurable AC/DC coupling |
| Applicable Transducers | Accelerometers, Microphones |
| Analog Input Channels | 8 |
| Resolution | 24 bit |
| Frequency Accuracy | 25 ppm |
| Input Signal Range | 10 Vpk |
| Sample Rate | 102.4 kS/s |
| Connectors | SMB male analog I/O, SMB male digital trigger |
| Obsolete Status | Announced |
| Calibration | Available (NIST accredited calibrations through a 3rd party, basic in-house calibration) |
| Recommended Calibration Period | Annually or every two years |
Question 1: What is the maximum input signal range of the PXI-4472?
Answer 1: Up to 10 Vpk
Question 2: How many analog input channels does the PXI-4472 have?
Answer 2: 8 channels
Question 3: What is the sample rate of the PXI-4472?
Answer 3: 102.4 kS/s
Question 4: What type of connectors does the PXI-4472 use?
Answer 4: SMB male analog and digital trigger connectors
Question 5: Is the PXI-4472 still supported by National Instruments?
Answer 5: It’s obsolete but calibration services are available.



