BECKHOFF C9900-A172 - Manual (Page 3)

General Notes
General Notes
Notes on the documentation
This description is only intended for the use of trained specialists in control
and automation engineering who are familiar with the applicable national
standards. It is essential that the following notes and explanations are
followed when installing and commissioning these components.
Liability conditions
The responsible staff must ensure that the application or use of the
products described satisfy all the requirements for safety, including all the
relevant laws, regulations, guidelines and standards.
The documentation has been prepared with care. The products described
are, however, constantly under development. For this reason, the
documentation may not always be have been fully checked for consistency
with the performance data, standards or other characteristics described.
None of the statements in this manual represent a guarantee for as set out
in § 443 of the German Civil Code or a statement about the assumed use
according to the contract as set out in § 434 para. 1 clause 1 no. 1 of the
German Civil Code. In the event that it contains technical or editorial errors,
we retain the right to make alterations at any time and without warning. No
claims for the modification of products that have already been supplied
may be made on the basis of the data, diagrams and descriptions in this
documentation.
© This documentation is protected by copyright. Any reproduction or third
party use of this publication, whether in whole or in part, without the written
permission of Beckhoff Automation GmbH, is forbidden.
Description of safety symbols
The following safety symbols are used in this operating manual. They are
intended to alert the reader to the associated safety instructions.
Danger
This symbol is intended to highlight risks for the life or health of personnel.
Warning
This symbol is intended to highlight risks for equipment, materials or the
environment.
i
Note
This symbol indicates information that contributes to better understanding.
2 DVI/USB extension C9900-A17x