National Instruments SCXI -1125 用户手册

© National Instruments Corporation

I-1

SCXI-1125 User Manual

Index

A

AC and DC voltage connections, 2-1

AC-coupling, 2-4
floating AC-coupled signal connection

floating signal, 2-3
floating signal connection (figure), 2-3
front signal connector

figure, 2-6
table, 2-6

ground-referenced AC-coupled signal

connection (figure), 2-4

ground-referenced signal, 2-2
ground-referenced signal connection

analog input channels on DAQ device, D-2

C

C language

multiplexed scanning operations, 5-27
parallel scanning operations, 5-28
scanning channels, D-4

calibration

gain values and input limits (table), 5-31
one-point offset calibration, 5-31
overview, 5-30
two-point gain and offset calibration, 5-32

channel string

calgnd channel string, D-3
SCXI, 5-25
virtual, 5-26

channels

C language scanning, D-4
questions about, D-3
unused analog input channels on DAQ

common questions, D-1
configuration

troubleshooting self-test verification, 1-7

configuration settings

filter bandwidth, 3-1, 4-2
gain, 3-1, 4-1

connecting SCXI-1125 to DAQ device

See also DAQ devices
for parallel scanning, 1-5

connectors

front signal connector

pin assignments

figure, 2-6
table, 2-6

rear signal connector

description, 2-7
pin assignments

figure, 2-8
table, 2-8

conventions used in the manual, iv

D

DAQ device

connecting with SCXI-1125

for parallel scanning, 1-5

unavailable digital lines, D-2
unused analog input channels, D-2

DAQ devices

connecting to SCXI-1125 for multiplexed

scanning

in PXI combination chassis, 1-4, 3 -2
in SCXI chassis, 1-4, 3-2

DC voltage connections. See AC and DC voltage

connections