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Glossary
©
National Instruments Corporation
G-5
NI PXI-1042 Series User Manual
N
NEMA
National Electrical Manufacturers Association.
NI
National Instruments.
P
power-supply shuttle
A removable module that contains the chassis power supply.
PXI
PCI eXtensions for Instrumentation.
PXI_CLK10
10 MHz PXI system reference clock.
R
RH
Relative humidity.
RMS
Root mean square.
S
s
Seconds.
skew
Deviation in signal transmission times.
slot blocker
An assembly installed into an empty slot to improve the airflow in adjacent
slots.
ST
Star Trigger.
standby
The backplane is unpowered (off), but the chassis is still connected to AC
power mains.
Star Trigger slot
This slot is located at Slot 2 and has a dedicated trigger line between each
peripheral slot. Use this slot for a module with ST functionality that can
provide individual triggers to all other peripherals.