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What is DAQ?

Data acquisition (DAQ) is the process of measuring an electrical or physical phenomenon, such as voltage, current, temperature, pressure, or sound. A DAQ system consists of sensors, DAQ measurement hardware, and a computer with programmable software. 

Multifunction I/O

Voltage

Current

Digital I/O

Counters and Timers

Packaged Controllers

Board-Level Controllers

HMIs and Displays

Safety

Signal Conditioning

Temperature

Sound and Vibration

Strain, Pressure, and Force

Position Displacement

Machine Vision

Industrial Communication Buses

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Turning Real-World Data
into Insights

Every data acquisition task has its own set of requirements. To help meet your unique needs, NI products range from plug-and-play DAQ devices for fixed and repeatable measurements, to scalable and flexible modular DAQ systems. Our versatile driver is extended by NI data acquisition-specific software and supports third-party programming languages.

 
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Accurate

NI led the creation of the PXI standards body to create an open standard, so you can augment your NI system with specialty modules from up to 60 other vendors.

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Flexible

NI PXI hardware utilizes the latest technology, incorporating powerful multicore processors, FPGAs, and other technology to increase measurement range and performance.

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Scalable

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Programmable

PXI’s architecture makes it possible to synchronize measurements across multiple modules or multiple chassis, so you can add to your systems as requirements change.

PXI offers some of the highest frequency and accuracy specifications, so you can ensure your test systems deliver the production test results you need.

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DAQ System Options

NI offers PC-based systems with plug-and-play DAQ devices with fixed functionality or configurable systems that let you mix and match hardware.

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PC-Based Systems

Achieve electrical and physical measurements with a customizable, accurate, yet cost-effective way to conduct benchtop measurements.

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CompactDAQ

This portable, flexible approach is ideal for applications with a wide mix of measurement types, where scalability and flexibility are important. Hardware ruggedness makes it a great fit for high-channel-count distributed applications in the field.

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CompactRIO

Take advantage of real-time data processing capabilities, sensor-specific conditioned I/O, and a closely integrated software toolchain for long-running, industrial data acquisition applications.

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PXI

Use this modular approach for high-channel-count data acquisition and sensor measurement applications. Systems range from tens to hundreds of channels, mixing and matching measurement functionality and output capabilities.

 

Find the Right DAQ Hardware

NI’s DAQ devices are divided into categories to help you easily find options that meet your needs. Select by measurement type, such as temperature or strain, or common form factors, including USB.

Measurement Types

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Accessories

Voltage

Current

Temperature

Sound and Vibration

Strain, Pressure, and Force

Power Accessories

Connectors

Cables

Sensors

 
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Products to ENGINEER THE FUTURE
Software

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Control Your DAQ System

NI’s DAQ devices include the NI-DAQmx driver, utilities, and getting-started examples. It integrates with development environments such as LabVIEW, or application software such as FlexLogger™ software, to create an application without coding.

DAQExpress™

FlexLogger™ Software

LabVIEW

 
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Selecting DAQ Hardware

Identifying the right DAQ system or device for your project requires considering many factors. Here are some helpful resources to guide you toward an approach that delivers the data you need to make business decisions.

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Services & Support

From the moment you unbox your hardware, through deployment and life-cycle maintenance, NI and Cyth are here to help you get started quickly and operate efficiently.

Overcome your challenges with:

Repair Services

Life-Cycle Services

Configuration

Calibration

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