Siemens SIMATIC NET PROFIBUS, Owner'S Manual, Page: 398 / 490

Safety Instructions
This manual contains instructions which must be observed to ensure your own personal safety and to avoid
damage to devices and machinery. The instructions are highlighted with a warning triangle and are shown as
follows according to the degree of endangerment:
Danger
means that death, serious injury or considerable damage to property will result if the appropriate
safety measures are not taken.
Warning
means that death, serious injury or considerable damage to property can result if the appropriate
safety measures are not taken.
Caution
means that light injury or damage to property can result if the appropriate safety measures are not
taken.
Note
is an important piece of information about the product, how to use the product, or the relevant
section of the documentation to which particular attention is to be drawn.
Qualified personnel
A device may only be put into operation and operated by qualified personnel.
Qualified personnel in the sense of the safety instructions detailed in this manual are persons who are authorized to
operate, ground and label devices, systems and electrical circuits in accordance with the standards of the safety
systems employed in the plant.
Certified usage
Please observe the following:
Warning
The device may only be employed for the purposes described in the catalog and technical
description, and only in conjunction with external devices and components recommended
or approved by Siemens.
The product can only be operated correctly and safely if it is transported, stored, installed and
assembled properly and correctly. Furthermore, it must be operated and serviced carefully.
Trademarks
SIMATIC
®
and SIMATIC NET
®
are registered trademarks of Siemens AG.
Other designations in this manual may be registered trademarks, the use of which by third parties for their own
purposes may violate the rights of the owner.
Copyright Siemens AG, 1996 to 1999, All rights reserved
Transmission or duplication of this document, evaluation and providing
information about its contents are not permitted unless expressly
authorized. Non-compliance with these instructions will result in claims
for damages. All rights reserved, in particular in the event of a patent
being awarded or a GM entry.
Siemens AG
A&D
Industrial Automation Systems SIMATIC NET
Postfach 48 48, D-90327 Nürnberg
Disclaimer of liability
We have checked this manual to ensure that the contents comply with
the described hardware and software. However, deviations cannot
be excluded. We can therefore assume no responsibility for the total
compliance of these contents.
The details and information in this manual are regularly controlled, and
any corrections and amendments which may prove to be necessary are
included in subsequent editions. We welcome any suggestions for
improvement.
© Siemens AG 1996 to 1999
Subject to technical alterations
Siemens Aktiengesellschaft Printed in the Federal Republic of Germany