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Data Acquisition (DAQ) Hardware

National Instruments, a market leader in PC-based data acquisition, offers the most complete family of data acquisition devices for desktop, portable, industrial, and embedded applications on several buses, including PCI, PCI Express, PXI, PCMCIA, USB, CompactFlash, Ethernet, and FireWire, and many operating systems, including Windows, Linux, Mac OS X, Pocket PC/Windows CE, and Real-Time OSs.

Find the Right Data Acquisition Device

Form Factor
Compact FieldPoint |
CompactDAQ |
CompactFlash |
CompactRIO |
Ethernet |
FireWire |
ISA |
PCI |
PCI Express |
PCMCIA |
PXI |
PXI Express |
SCC |
SCXI |
USB
OS Support
Windows |
Real-Time |
Linux |
Mac OS |
Pocket PC |
RTX
Isolation Type
Bank Isolation |
Ch-Ch Isolation |
Ch-Earth Ground Isolation
Measurement Types
Bridge-based sensor |
Current |
Digital |
Filters |
Frequency |
IEPE accelerometer |
LVDT |
Quadrature encoder |
RTD |
RVDT |
Resistance |
Strain gauge |
Thermistor |
Thermocouple |
Voltage
Analog Input Channels
At least 1 |
At least 4 |
At least 8 |
At least 16 |
At least 32 |
None
Analog Output Channels
At least 1 |
At least 2 |
At least 4 |
At least 8 |
None
Digital I/O Channels
At least 1 |
At least 8 |
At least 16 |
At least 32 |
None
Counter/Timers
At least 1 |
At least 2 |
At least 4 |
At least 8 |
None
Triggering
Analog |
Digital |
Video

View the 3-minute video on customizing your DAQ device
Explore the 400 kS/s bus-powered multifunction DAQ devices

Data Acquisition Systems

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NI CompactDAQ

NI CompactDAQ is a complete, USB data acquisition system for low- to mid-channel-count electrical, physical, mechanical, and acoustic measurement and control.

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SCXI

SCXI is a modular, USB data acquisition system with sensor- and signal-specific conditioning designed for portability and high density.

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PXI

PXI, built on the CompactPCI specification, combines the high-speed PCI bus with integrated timing and triggering to deliver more than 10 times the performance of older measurement and automation architectures.

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Compact FieldPoint

The National Instruments Compact FieldPoint PAC offers the flexibility and ease of a PC and the reliability of a PLC in a small, modular package suitable for industrial environments.

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CompactRIO

The National Instruments CompactRIO programmable automation controller (PAC) is powered by reconfigurable I/O (RIO) FPGA technology and combines an open, embedded architecture with small size, extreme ruggedness, and hot-swappable industrial I/O modules.

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