NI+PXI-4462

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Product Name: NI PXI-4462

Product Description

The NI PXI-4462 is a high-performance, multifunction data acquisition device designed for precise audio and vibration measurements. As a part of the National Instruments (NI) lineup, this module features advanced analog input capabilities and offers exceptional signal integrity, making it ideal for a variety of applications in the engineering and research fields. The NI PXI-4462 excels in high-speed data acquisition with a sampling rate of up to 204.8 kS/s per channel and 24-bit resolution, ensuring that you capture the most intricate details of your signals.

Product Specifications

• NI+PXI-4462
• Analog Input Channels: 4
• Analog Input Resolution: 24 bits
• Maximum Sampling Rate: 204.8 kS/s per channel
• Input Voltage Range: ±10 V
• Signal-to-Noise Ratio (SNR): 100 dB
• Dynamic Range: 118 dB

Advantages and Features

The NI PXI-4462 offers a range of advantages that set it apart from its competitors. Its high resolution and excellent dynamic range allow for detailed analysis of audio and vibration signals. Additionally, the module supports simultaneous sampling across all channels, which is crucial for multi-channel applications where phase relationships are important. The robust software ecosystem provided by NI, including LabVIEW integration, enhances the usability of the NI PXI-4462, allowing you to develop complex measurement tasks with ease.

Application Fields and Case Studies

The NI PXI-4462 is widely used in various application fields, including:

• Automotive Testing: For noise, vibration, and harshness (NVH) testing in vehicle development.
• Aerospace: Used for monitoring and testing audio systems in aircraft.
• Industrial Automation: For machinery diagnostics and predictive maintenance.
• Research Laboratories: Supporting experiments that require high-fidelity audio and vibration data.

A notable case study involved a major automotive manufacturer utilizing the NI PXI-4462 to enhance their NVH testing processes, resulting in a significant reduction in testing time and improved vehicle acoustics.

Competitor Comparison

When compared to similar products in the market, such as the Keysight U2781A and the Teledyne LeCroy HDO series, the NI PXI-4462 stands out due to its superior SNR and dynamic range, making it more suitable for high-precision measurements. While some competitors may offer lower-cost solutions, they often compromise on performance metrics such as resolution and sampling rates.

Selection Recommendations

When choosing the NI PXI-4462, consider the following factors:

• Assess your specific application needs regarding signal type and measurement precision.
• Evaluate the integration capabilities with existing systems—if you are already using NI software like LabVIEW, the NI PXI-4462 is a natural fit.
• Think about the scalability of your measurement system, especially if you plan to expand your data acquisition capabilities in the future.

Precautions

Ensure that the NI PXI-4462 is properly configured and calibrated before use to obtain accurate measurements. Regular maintenance and software updates will help keep the module functioning optimally.

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NI+PXI-4462

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