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Glossary
© National Instruments Corporation G-3 6527 User Manual
I
I/O input/output
in. inches
isolation signal conditioning to break ground loops and reject high common-mode
voltages to protect equipment and users and to ensure accurate
measurements
L
LED light-emitting diode
M
m meters
max maximum
MOSFET metal-oxide semiconductor field-effect transistor
O
optical isolation the technique of using an optocoupler to transfer data without electrical
continuity, to eliminate high-potential differences and transients
optocoupler a device that transfers electrical signals by utilizing light waves to provide
coupling with electrical isolation between input and output
P
PCI Peripheral Component Interconnect—a high-performance expansion bus
architecture originally developed by Intel to replace ISA and EISA.
port a digital port, consisting of four or eight lines of digital input and/or output
PXI PCI eXtensions for Instrumentation—an open specification that builds on
the CompactPCI specification by adding instrumentation-specific features