Safety instructions
This manual contains instructions that should be observed to ensure your personal safety and to protect the equipment
from damage. The instructions are highlighted in the manual by a warning triangle and are marked as follows according to
the level of danger:
!
Danger
This warning indicates an imminently hazardous situation which, if appropriate precautions are not
taken,
will
result in death, serious injury or considerable property damage.
!
Warning
This warning indicates an imminently hazardous situation which, if appropriate precautions are not
taken,
may
result in death, serious injury or considerable property damage.
!
Caution
indicates an imminently hazardous situation which, if appropriate precautions are not taken, may
result in minor injury or property damage.
Caution
indicates an imminently hazardous situation which, if appropriate precautions are not taken, may
result in property damage.
Attention
highlights an important item of information about the product or its use, or indicates a section of the
instructions that deserves careful attention.
Qualified personnel
The equipment may be commissioned and operated by
qualified personnel
only. For the purposes of the safety
instructions in this instruction manual, a Qualified Person is one who is authorized to commission, ground and label
devices, systems and circuits in accordance with accepted safety standards.
Intended use
Please observe the following information:
!
Warning
The device may only be used in applications as provided for in the catalog and in the technical
description, and only in connection with power supply units that have either been recommended or
approved by Siemens.
Successful and safe operation of this equipment is dependent on proper transport, storage, erection
and installation, as well as careful operation and maintenance.
Trademarks
SIMATIC®, SIMOTION®, SINUMERIK® and SITOP® are registered trademarks of Siemens AG.
Other designations in this document may be trademarks whose use by third parties for their own purposes may infringe on
the rights of the trademark holder.
Copyright Siemens AG 2003 All Rights Reserved
Passing this document on to third parties, reproducing this document or
using or relating its contents is not permitted without express authority.
Offenders will be liable for damages. All rights, including rights created
by patent grant or registration of a utility model or design, are reserved.
Siemens AG
Automation & Drives
Motion Control Systems
P.O. Box 3180, D-91050 Erlangen
Germany
Liability exclusion
We have checked the contents of this Manual to ensure that they match the
hardware and software described herein. However, because deviations
cannot be completely ruled out, we cannot guarantee complete conformance.
The information contained in this document is checked regularly and any
necessary corrections are included in subsequent editions. We are thankful
for any recommendations or suggestions.
© Siemens AG 2003
We reserve the right to make technical changes.
Siemens AG
Safety Unit TM 121C
