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What is the Maximum Recommended USB Cable Length for NI USB DAQ Devices

Updated May 31, 2022

Reported In


  • Multifunction I/O Device
  • CompactDAQ Chassis

Issue Details

What is the maximum distance of the USB cable that can be used for connecting my computer and a NI USB DAQ device?


The USB specification limits the length of USB cables to to 5 m for high speed data rates.

For distances further than 5 m, NI recommends that you use a DAQ device with an Ethernet bus connector such theĀ cDAQ 9181/5/.