Because of the variety of uses for the products described in this publication,
those responsible for the application and use of this control equipment must
satisfy themselves that all necessary steps have been taken to assure that each
application and use meets all performance and safety requirements, including
any applicable laws, regulations, codes and standards.
The illustrations, charts, sample programs and layout examples shown in this
guide are intended solely for purposes of example. Since there are many
variables and requirements associated with any particular installation,
Allen-Bradley does not assume responsibility or liability (to include
intellectual property liability) for actual use based upon the examples shown
in this publication.
Allen-Bradley publication SGI-1.1, Safety Guidelines for the Application,
Installation, and Maintenance of Solid-State Control (available from your
local Allen-Bradley office), describes some important differences between
solid-state equipment and electromechanical devices that should be taken
into consideration when applying products such as those described in this
publication.
Reproduction of the contents of this copyrighted publication, in whole or in
part, without written permission of Allen-Bradley Company, Inc., is
prohibited.
Throughout this manual we use notes to make you aware of safety
considerations:
!
ATTENTION: Identifies information about practices or
circumstances that can lead to personal injury or death, property
damage, or economic loss.
Attentions help you:
• identify a hazard
• avoid the hazard
• recognize the consequences
Important: Identifies information that is especially important for successful
application and understanding of the product.
PLC, PLC–2, PLC–3, and PLC–5 are registered trademarks of Allen-Bradley Company, Inc.
PLC–5/250, SLC, SLC 500, SLC 5/01, SLC 5/02, SLC 5/03, PanelView, RediPANEL, DTAM, DH+, Data Highway Plus, and Dataliner
are trademarks of Allen-Bradley Company, Inc.
IBM is a registered trademark of International Business Machines, Incorporated.
Hayes Smartmodem 1200 is a trademark of Hayes Microcomputer Products, Inc.
Procomm is a registered trademark of Datastorm Technologies, Inc.
Microsoft Windows is a trademark of Microsoft Corporation
Important User Information
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