National Instruments PXI Express NI PXIe-1065 User Manual

Page 69

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Glossary

© National Instruments Corporation

G-5

NI PXIe-1065 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.

standby

The backplane is unpowered (off), but the chassis is still connected to AC
power mains.

System controller

A module configured for installation in Slot 1of a PXI chassis. This device
is unique in the PXI system in that it performs the system controller
functions, including clock sourcing and arbitration for data transfers across
the backplane. Installing such a device into any other slot can damage the
device, the PXI backplane, or both.

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