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Glossary
6527 User Manual G-2 ni.com
C
CCelsius
CAT I installation category (overvoltage category) I—equipment for which
measures are taken to limit transient overvoltages to an appropriate low
level. Examples include signal-level, telecommunications, and electronic
equipment with transient overvoltages smaller than local-level mains
supplies.
cm centimeters
CompactPCI refers to the core specification defined by the PCI Industrial Computer
Manufacturer’s Group (PICMG)
D
DAQ data acquisition—a system that uses the personal computer to collect,
measure, and generate electrical signals
DC direct current
DIG+ positive data terminal
DIG– negative data terminal
G
GND ground reference
H
Hz hertz