National Instruments PXI-7811 User Manual page 65

Glossary
A
A Amperes.
A/D Analog-to-digital.
AC Alternating current.
ADC Analog-to-digital converter—An electronic device, often an integrated
circuit, that converts an analog voltage to a digital number.
AI Analog input.
AI<i> Analog input channel signal.
AIGND Analog input ground signal.
AISENSE Analog input sense signal.
AO Analog output.
AO<i> Analog output channel signal.
AOGND Analog output ground signal.
B
bipolar A signal range that includes both positive and negative values (for example,
–5 to +5 V).
C
C Celsius.
CalDAC Calibration DAC.
CH Channel—Pin or wire lead to which you apply or from which you read the
analog or digital signal. Analog signals can be single-ended or differential.
For digital signals, you group channels to form ports. Ports usually consist
of either four or eight digital channels.
cm Centimeter.
R Series Multifunction RIO User Manual
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