NI 9234 ±5 V, IEPE and AC/DC Analog Input, 51.2 kS/s/ch, 4 Ch Module

  • 51.2 kS/s per channel maximum sampling rate; ±5 V input
  • 24-bit resolution; 102 dB dynamic range; anti-aliasing filters
  • Software-selectable AC/DC coupling; AC-coupled (0.5 Hz)
  • Software-selectable IEPE signal conditioning (0 or 2 mA)
  • Smart TEDS sensor compatibility
  • -40 °C to 70 °C operating range, 5 g vibration, 50 g shock
  • Configure Complete CompactRIO or NI CompactDAQ System
  • View Support Resources
The NI 9234 is a 4-channel C Series dynamic signal acquisition module for making high-accuracy audio frequency measurements from integrated electronic piezoelectric (IEPE) and non-IEPE sensors with NI CompactDAQ or CompactRIO systems. The NI 9234 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 anti-aliasing 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.

Recommended Accessories

Box Contents
-1 NI 9234 C Series module
-1 NI 9234 Operating Instructions and Specifications manual

Specifications Documents

  • View Data Sheet

Specifications Summary

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NI 9234

Bundle Contents

Price: $ 1,823


NI 9234 779680-01 Included in price

The NI 9234 is a high-accuracy data acquisition (DAQ) module specifically designed for high-channel-count sound and vibration applications.

NI 9234 with Conformal Coating 779680-03 Add $ 176

Software - Featuring the Sound and Vibration Assistant:
Compare Products | View Interactive Demo

Basic - NI Sound and Vibration Toolkit 777970-35 Add $ 1,999

An interactive environment for performing basic sound and vibration analysis in the time and frequency domain. Includes data logging functionality. No programming required.

Enhanced - NI Sound and Vibration Measurement Suite 779696-35 Add $ 3,999

Includes full sound and vibration analysis functionality. Provides easy to use tools for analysis from continuous frequency response sweeps to order analysis and tachometer processing. Provides numerous display options such as intensity, waterfall, shaft centerline and orbit plots. Easy to use non programming environment.


LabVIEW Professional Development System, Windows, English, Include 1 Year SSP 776678-35 Add $ 4,999

For customizing your sound and vibration application. LabVIEW provides a powerful graphical programming environment. Included in the NI Sound and Vibration Measurement Suite and Toolkit are LabVIEW Vis that can save hours of engineering development time in creating customized sound and vibration acquisition and analysis offerings.


GRAS General Purpose Array Microphone: 50 mV/Pa 782121-01 Add $ 509

GRAS 1/2" Free-Field Response Microphone: 50mV/Pa 782121-02 Add $ 1,693

GRAS 1/4" Free-Field Response Microphone: 4 mV/Pa 782121-03 Add $ 1,857

GRAS 1/4" Pressure Response Microphone: 1.6mV/Pa 782121-05 Add $ 1,857

GRAS microdot cable for 1/4" microphones 3 meters 782329-01 Add $ 60

GRAS microdot cable for 1/4" microphones 10 meters 782329-02 Add $ 90


Industrial Accelerometer 780985-01 Add $ 129

Industrial Accelerometer Cable 780984-01 Add $ 54

General Purpose ceramic shear accelerometer 780988-01 Add $ 455

High Sensitivity ceramic shear accelerometer 780989-01 Add $ 444

10-32 plug to BNC plug for ceramic shear accelerometers 780986-01 Add $ 64

Triaxial ceramic shear accelerometer (cable included) 780990-01 Add $ 2,028

Modal impact hammer with multiple impact tips 780991-01 Add $ 966

General Purpose Cables

Price: $ 1,823

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