National Instruments Data Acquisition Device NI USB-621x - Manual (Page 20)

Chapter 1 Getting Started
© National Instruments Corporation 1-3 NI USB-621x User Manual
USB Cable Strain Relief
You can provide strain relief for the USB cable in the following ways:
• Cable Strain Relief Groove Method—Press the USB cable into one
of the two grooves on the underside of the USB-621x. Choose the USB
cable groove that matches your USB cable size, as shown in
Figure 1-2a.
• Zip Tie Method—Thread a zip tie through the zip tie bar on the
underside of the USB-621x and tighten around the USB cable,
as shown in Figure 1-2b.
Figure 1-2. USB Cable Strain Relief Options
1 USB Cable Strain Relief Groove (Large)
2 USB Cable Strain Relief Groove (Small)
3 USB Cable
4 Zip Tie
5 Zip Tie Bar
1
2
3
3
5
4
a b
or