© National Instruments Corporation
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SCXI-1162 User Manual
About This Manual
This manual describes the electrical and mechanical aspects of the SCXI-1162 and contains
information concerning its operation and programming. The SCXI-1162 is a member of the
National Instruments Signal Conditioning eXtensions for Instrumentation (SCXI) Series modules
for the National Instruments data acquisition plug-in boards. This module switches and controls
low-level and power signals. The SCXI-1162 operates as 32 digital input channels, arranged as
eight banks of four channels. Each bank is optically isolated.
This manual describes the installation, basic programming considerations, and theory of
operation for the SCXI-1162.
Organization of This Manual
The SCXI-1162 User Manual is organized as follows:
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Chapter 1, Introduction, describes the SCXI-1162; lists the contents of your SCXI-1162 kit;
describes the optional software, optional equipment, and custom cables; and explains how to
unpack the SCXI-1162 kit.
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Chapter 2, Configuration and Installation, describes the SCXI-1162 jumper configurations,
installation of the SCXI-1162 into the SCXI chassis, signal connections to the SCXI-1162,
and cable wiring.
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Chapter 3, Theory of Operation, contains a functional overview of the SCXI-1162 module
and explains the operation of each functional unit making up the SCXI-1162.
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Chapter 4, Register Descriptions, describes in detail the SCXI-1162 Address Handler, the
Module ID Register, the Data Register, the Parking Registers, and the Slot 0 registers.
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Chapter 5, Programming, contains a functional programming description of the SCXI-1162
and Slot 0.
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Appendix A, Specifications, lists the specifications for the SCXI-1162.
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Appendix B, Rear Signal Connector, describes the pinout and signal names for the
SCXI-1162 50-pin rear signal connector, including a description of each connection.
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Appendix C, SCXIbus Connector, describes the pinout and signal names for the SCXI-1162
SCXIbus connector, including a description of each connection.
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Appendix D, SCXI-1162 Front Connector, describes the pinout and signal names for the
SCXI-1162 front connector, including a description of each connection.
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Appendix E, SCXI-1162 Cabling, describes how to use and install the hardware accessories
for the SCXI-1162.
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Appendix F, Customer Communication, contains forms you can use to request help from
National Instruments or to comment on our products.
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The Glossary contains an alphabetical list and description of terms used in this manual,
including abbreviations, acronyms, metric prefixes, mnemonics, and symbols.
