National Instruments SCXI-1121 User Manual

Page 154

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Index

SCXI-1121 User Manual

Index-4

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F

FIFO Register

description, 4-9
register writes, 5-2 to 5-4

filter jumpers

allocation (table), 2-9
description, 2-9

fixed jumpers, 2-2
floating signal connections

AC-coupled (figure), 2-21
referenced to chassis ground

(figure), 2-20

FOUTEN* bit, 4-5
front connector, 2-16 to 2-36

analog input channels, 2-20 to 2-22
connector-and-shell assembly,

2-22 to 2-24

excitation channels, 2-22
pin assignments (figure), 2-17, D-2
SCXI-1320, SCXI-1328, and SCXI-1321

terminal blocks, 2-24 to 2-36

signal descriptions (table), 2-18 to 2-19,

D-3 to D-4

temperature sensor connection, 2-22

FRT bit, 4-7

G

gain jumpers

allocation (table), 2-8
positions (table), 2-8

grounding, jumper settings for, 2-6 to 2-7
ground-referenced signal connections

with high common-mode voltage

(figure), 2-20

referenced to chassis ground

(figure), 2-20

GUARD signal (table), 3-4, C-3

H

half-bridge completion

completion network jumpers (table),

2-12 to 2-13

using internal half-bridge

completion, 2-12

Hardscan Control Register (HSCR)

description, 4-7 to 4-8
register writes, 5-2 to 5-4

hardware installation, 2-14
HSRS* bit, 4-7

I

indirect measurements, single-channel,

5-5 to 5-6

from other modules, 5-5
from SCXI-1121 via another

module, 5-55-6

indirect multiplexed scanning, single-module,

5-11 to 5-12

channel scanning from other

modules, 5-11

channel scanning from SCXI-1121 via

another module, 5-11 to 5-12

initialization of registers, 5-4
input channel jumpers, 2-8 to 2-13

excitation jumpers, 2-9 to 2-13

current and voltage jumpers,

2-9 to 2-10

excitation level, 2-10 to 2-11
internal half-bridge completion,

2-12 to 2-13

filter jumpers, 2-9
gain jumpers, 2-8

installation

hardware installation, 2-14
SCXI-1180 feedthrough panel,

E-9 to E-10

SCXI-1302 50-pin terminal block, E-11
SCXI-1340 cable assembly, E-3 to E-4

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