Description
The National Instruments PXIe-4481, with part number 784278-01, is a high-resolution PXI Analog Input Module designed to deliver precise data acquisition for sound and vibration analysis. It features a 24-Bit resolution across 6 channels, ensuring detailed measurements, and supports a maximum sampling rate of 1.25 MS/s per channel, with an enhanced 20 MS/s rate available in Time Domain Mode for capturing rapid transient events.
The module’s input coupling is software selectable between AC and DC, providing flexibility based on the signal characteristics. Users can optimize the input signal range by choosing from four gain settings, enhancing the adaptability to various signal amplitudes. High-quality analog and digital filtering capabilities are integrated to ensure signal integrity and reduce noise for accurate frequency domain measurements.
Compatibility with the NI-DAQmx driver simplifies system configuration and enhances ease of use. The PXIe-4481 is particularly suitable for a wide range of applications, including sound and vibration analysis, noise, vibration, and harshness (NVH) assessments, machine condition monitoring, and automotive testing. Additionally, it provides tailored support for transducers like microphones and accelerometers, offering IEPE conditioning to ensure precise and reliable measurements across a broad dynamic range.
| Specification | Details |
|---|---|
| Part Number | 784278-01 |
| Product Line | National Instruments PXIe-4481 |
| Type | PXI Analog Input Module |
| Channels | 6-Channel |
| Resolution | 24-Bit |
| Maximum Sampling Rate | 1.25 MS/s/ch (20 MS/s in Time Domain Mode) |
| Input Coupling | Software Selectable AC/DC Coupling |
| Input Range Configuration | Four Gain Settings |
| Filtering | Analog and Digital Filtering |
| Driver Support | NI-DAQmx |
| Applications | Sound and Vibration Analysis, NVH, Machine Condition Monitoring, Automotive Test |
| Transducer Support | Microphones, Accelerometers, and other Transducers with IEPE conditioning |
Question 1: What are the features and capabilities of the National Instruments PXIe-4481, particularly in terms of resolution, channel count, sampling rates, and signal processing, that make it suitable for applications such as sound and vibration analysis?
Answer 1: The software-selectable input coupling feature in the National Instruments PXIe-4481 offers significant benefits for sound and vibration analysis by providing the flexibility to switch between AC and DC coupling based on the characteristics of the signal being measured, thereby optimizing the module for a wide range of signal types and ensuring the integrity and accuracy of the data acquired.
Question 2: What are the key features and applications of the National Instruments PXIe-4481, part number 784278-01, for sound and vibration analysis?
Answer 2: The National Instruments PXIe-4481 is a PXI Analog Input Module featuring a 24-Bit resolution over 6 channels, with a maximum sampling rate of 1.25 MS/s per channel, and an enhanced 20 MS/s rate in Time Domain Mode for rapid transient events, along with software-selectable AC/DC input coupling, four gain settings for signal range optimization, and sophisticated analog and digital filtering to ensure signal integrity, making it highly suitable for precise sound and vibration analysis
Question 3: What is the maximum sampling rate per channel of the National Instruments PXIe-4481, and what specialized rate is available in Time Domain Mode for capturing transient events?
Answer 3: The National Instruments PXIe-4481, with part number 784278-01, is a PXI Analog Input Module featuring a 24-Bit resolution across 6 channels, a maximum sampling rate of 1.25 MS/s per channel with a 20 MS/s rate in Time Domain Mode, software-selectable AC/DC input coupling, four gain settings, as well as integrated analog and digital filtering, making it ideal for sound and vibration analysis, NVH assessments, machine condition
Question 4: What are the benefits of the software-selectable input coupling feature in the National Instruments PXIe-4481 for sound and vibration analysis?
Answer 4: The maximum sampling rate per channel of the National Instruments PXIe-4481 is 1.25 MS/s, and it offers an enhanced rate of 20 MS/s in Time Domain Mode for capturing rapid transient events.
Question 5: What are the key features and applications of the National Instruments PXIe-4481, part number 784278-01, in the context of sound and vibration analysis?
Answer 5: The National Instruments PXIe-4481, part number 784278-01, is a high-resolution PXI Analog Input Module that offers 24-Bit resolution across 6 channels with a maximum sampling rate of 1.25 MS/s per channel, which can be increased to 20 MS/s in Time Domain Mode for capturing transient events. It features software-selectable input coupling, multiple gain settings, and comprehensive analog and digital filtering to ensure signal integrity, making it well-suited for
