Glossary
©
National Instruments Corporation
G-7
DAQCard-DIO-24 User Manual
IRQ
interrupt request
ISA
industry standard architecture
isolation
a type of signal conditioning in which you isolate the transducer signals
from the computer for safety purposes. This protects you and your
computer from large voltage spikes and makes sure the measurements
from the DAQ device are not affected by differences in ground
potentials
K
k
kilo—the standard metric prefix for 1,000, or 10
3
, used with units of
measure such as volts, hertz, and meters
K
kilo—the prefix for 1,024, or 2
10
, used with B in quantifying data or
computer memory
kbytes/s
a unit for data transfer that means 1,000 or 10
3
bytes/s
kS
1,000 samples
Kword
1,024 words of memory
L
LabVIEW
laboratory virtual instrument engineering workbench
latched digital I/O
a type of digital acquisition/generation where a device or module
accepts or transfers data after a digital pulse has been received. Also
called handshaked digital I/O
LSB
least significant bit
M
m
meters
M
(1) Mega, the standard metric prefix for 1 million or 10
6
, when used
with units of measure such as volts and hertz; (2) mega, the prefix for
1,048,576, or 2
20
, when used with B to quantify data or computer
memory