National Instruments PCI-6281, Руководство пользователя

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1-7
M Series User Manual
You can attach a wire to the ground lug screw of any USB-62
xx
device, as shown in Figure 1-3.
Figure 1-3.
Grounding a USB-62 xx Device through the Ground Lug Screw
(USB-6225/625
x
/628
x
Screw Terminal Devices) You can attach and solder a wire to the
chassis ground lug of certain USB-62
xx
Screw Terminal devices, as shown in Figure 1-4. The
wire should be as short as possible.
Figure 1-4. Grounding a USB-62 xx Screw Terminal Device through the Chassis Ground
Lug
(USB-62
xx
BNC Devices) You can attach a wire to a CHS GND screw terminal of any
USB-62
xx
BNC device, as shown in Figure 1-5. Use as short a wire as possible. In addition, the
wires in the shielded cable that extend beyond the shield should be as short as possible.
Figure 1-5.
Grounding a USB-62 xx BNC Device through the CHS GND Screw Terminal
NI U S B-62
xx
Multifunction I/O with
Correlated Di g ital I/O for U S B
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