National Instruments SCB-68 User Manual page 91

cm
cold-junction
compensation
CompactPCI
CONVERT*
counter/timer
CTR
D
DAC
DAC0OUT
DAC1OUT
DAQ
dB
DC
DGND
DIFF
DIO
DMA
DoC
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centimeter
CJC—an artificial reference level that compensates for ambient
temperature variations in thermocouple measurement circuits
refers to the core specification defined by the PCI Industrial Computer
Manufacturer's Group (PICMG)
convert signal
a circuit that counts external pulses or clock pulses (timing)
counter
digital-to-analog converter—an electronic device, often an integrated
circuit, that converts a digital number into a corresponding analog voltage
or current
analog channel 0 output signal
analog channel 1 output signal
data acquisition—a system that uses the computer to collect, receive, and
generate electrical signals
decibel—the unit for expressing a logarithmic measure of the ratio of
two signal levels: dB=20log10 V1/V2, for signals in volts
direct current
digital ground signal
differential mode
digital input/output
direct memory access—a method by which data can be transferred to/from
computer memory from/to a device or memory on the bus while the
processor does something else; DMA is the fastest method of transferring
data to/from computer memory
Declaration of Conformity
G-3 SCB-68 Shielded Connector Block User Manual
Glossary