National Instruments SCXI Series - Functional Overview; Theory of Operation

© National Instruments Corporation 4-1 SCXI-1120/D User Manual
4
Theory of Operation
This chapter contains a functional overview of the SCXI-1120/D module
and explains the operation of each functional unit making up the
SCXI-1120/D.
Functional Overview
The block diagram in Figure 4-1 illustrates the key functional components
of the SCXI-1120/D.
Figure 4-1.
SCXI-1120/D Block Diagram
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Timing
and
Analog
Output
Stage
Front Connector
-
-
-
-
Rear Connector
SCXIbus
Digital
Interface
and
Control
Isolated Section
Nonisolated
Section
Input Channel 0
Input Channel 1
Input Channel 6
Input Channel 7
Temparature Sensor