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NI USB-9234

4-Channel, ±5 V, 51.2 kS/s per Channel, 24-Bit IEPE

  • 51.2 kS/s per-channel maximum sampling rate, ±5 V input
  • 24-bit resolution, 102 dB dynamic range, antialiasing filters
  • Software-selectable AC/DC coupling, AC-coupled (0.5 Hz)
  • Software-selectable IEPE signal conditioning (0 or 2 mA)
  • Smart TEDS sensor compatibility
  • Hi-Speed USB data transfer and USB bus-powered
  • Data Sheet

Step 1: Verify Device and Quantity Selection
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Number
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  NI USB-9234      
780235-02 Board with Sound and Vibration Measurement Suite
NI Recommended
-- For price, select country  
780235-01 Board Only -- For price, select country  
Step 2: Select Optional Accessories
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Cable
779697-01 BNC Male - BNC Male Cable pack (qty 4) -- For price, select country  
Step 3: Add to Cart or Get a Quote
Step 2: Select Optional Accessories
Part
Number
Description Est Ship Days Glossary Definition US Dollars
(change)
Qty
Cable
779697-01 BNC Male - BNC Male Cable pack (qty 4) -- For price, select country  
Step 3: Add to Cart or Get a Quote

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

The NI USB-9234 is a USB-based four-channel C Series dynamic signal acquisition module for making high-accuracy audio frequency measurements from integrated electronic piezoelectric (IEPE) and non-IEPE sensors. It delivers 102 dB of dynamic range and incorporates software-selectable AC/DC coupling and IEPE signal conditioning for accelerometers and microphones. The four input channels simultaneously digitize signals at rates up to 51.2 kHz per channel with built-in antialiasing filters that automatically adjust to your sampling rate.

Recommended Software
NI sound and vibration analysis software, including the NI Sound and Vibration Measurement Suite and the NI Sound and Vibration Toolkit, provides signal processing functionality for performing audio measurements, fractional-octave analysis, frequency analysis, transient analysis, and order tracking. NI analysis software features NI Sound and Vibration Assistant interactive software for quickly acquiring, analyzing, and logging acoustic, noise, and vibration data. With a configuration-based, flexible measurement library and open-analysis capability, the Sound and Vibration Assistant is designed for quick data capture through a unique software-based measurement approach to create customized applications.

Specifications Documents


Specifications Summary

General 
Form FactorUSB
OS SupportWindows, Linux, Mac OS
Measurement TypeIEPE accelerometer
Analog Input 
Number of Channels4 DI
Sample Rate51.2 kS/s/ch
Resolution24 bits
Simultaneous SamplingYes
Maximum On-Board Memory 0 samples
Maximum Voltage Measurement Range-5..5 V
      Range Sensitivity176 nV
Minimum Voltage Measurement Range-5..5 V
      Range Sensitivity176 nV
Integrated Signal ConditioningAnti-aliasing filter, Current excitation
Analog Output 
Number of Channels0
Digital I/O 
Number of Channels0
Physical Specifications 
Length14.1 cm
Width8.6 cm
Height2.5 cm
I/O ConnectorBNC connectors