National Instruments DAQ X Series User Manual page 282

Glossary
U
USB Universal Serial Bus—A 480 Mbit/s serial bus with up to 12-Mbps
bandwidth for connecting computers to keyboards, printers, and other
peripheral devices. USB 2.0 retains compatibility with the original USB
specification.
V
V Common-mode voltage.
cm
V Ground loop voltage.
g
V Volts, input high.
IH
V Volts, input low.
IL
V Volts in.
in
V Measured voltage.
m
V Volts, output high.
OH
V Volts, output low.
OL
V Volts out.
out
V Signal source voltage.
s
virtual channel See channel.
W
waveform 1. The plot of the instantaneous amplitude of a signal as a function of
2. Multiple voltage readings taken at a specific sampling rate.
X
X Series An architecture for instrumentation-class, multichannel data acquisition
devices based on the earlier M Series architecture with added new features.
X Series User Manual
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