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NI USB mioDAQ Devices

Next Generation USB Data Acquisition (DAQ) Devices


Available through Braemac, a National Instruments (NI) authorized distributor partner, are the new mioDAQ devices, the latest in USB data acquisition technology. Available from lowest cost to highest performance (USB-6421, USB-6423, USB-6451 and USB-6453 Series), these devices feature ±10 V input and output channels, TTL digital lines, and NI’s patented counter/timer architecture enabling engineers, researchers, and test professionals to accomplish hundreds of tasks including Measurement, Automation and Generation.

NI mioDAQ kit










NI’s mioDAQ also includes industry-leading DAQ Software with Free logging software — NI FlexLogger™ Lite, Seamless LabVIEW integration and Documented APIs with example programs for Python, C/C++, C#, and more.


Product Highlights Include:

mioDAQ Devices





  • 6-bit, 250kS/s – USB-6421 Series (16AI, 2AO, 16DIO), USB 6423 (32AI, 4AO, 16DIO) Multifuncional I/O Device

  • 20-bit, 1MS/s/ch - USB-6451 Series (16AI, 2AO, 16DIO) Simultaneous Device, USB-6453 Series (32 AI, 4 AO, 16 DIO) Multifunctional I/O Device

  • USB-C with locking screw and Cable lock

  • QR code-guided setup page

  • 20-bit, ±10 V measurements with simultaneous sampling

  • Up to four ±10 V outputs @ 250 kS/s/ch update rate

  • +5 V pin

  • Variety of digital I/O and counter/timer channels for high-performance

  • 16 flexible digital I/O lines


Each mioDAQ device comes with the following items:

  • One 2 m USB-C to USB-C cable with locking screw

  • Spring terminals with back shells for strain relief

  • NI screwdriver


Software Set-Up Resources:

NI LabView: LabVIEW is a graphical programming environment that provides an intuitive approach to developing data acquisition applications, with specialized timing, analysis, and custom user interfaces.


FlexLogger: FlexLogger enables quick—no-programming required—sensor configuration and mixed-signal data logging. You can use FlexLogger Lite for free or subscribe to unlock additional capabilities like alarms, triggers, and calculated channels.


Python: The NI-DAQmx package is implemented in Python and available on GitHub. It supports CPython 3.8+ and PyPy3, with many examples available to help you get started.


C, C++, C#, and more: NI-DAQmx is the underlying driver software for all mioDAQ devices, with APIs and documentation for ANSI C, C++, C#, VB .NET, and NI LabWindows™/CVI.


Braemac is an authorized distributor for National Instruments (NI).

Contact us at info@Braemac.com for more information.


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