Siemens SIMATIC S5 Manual page 10

S5-95U, SINEC L2
This document provides the information required for the intended use of the particular product. The
documentation is written for technically qualified personnel.
Qualified personnel as referred to in the safety guidelines in this document as well as on the product
itself are defined as follows.
• System planning and design engineers who are familiar with the safety concepts of automation
equipment.
• Operating personnel who have been trained to work with automation equipment and are
conversant with the contents of the document in as far as it is connected with the actual
operation of the plant.
• Commissioning and service personnel who are trained to repair such automation equipment and
who are authorized to energize, de-energize, clear, ground, and tag circuits, equipment, and
systems in accordance with established safety practice.
Danger Notices
The notices and guidelines that follow are intended to ensure personal safety, as well as protect the
products and connected equipment against damage.
The safety notices and warnings for protection against loss of life (the users or service personnel) or
for protection against damage to property are highlighted in this document by the terms and
pictograms defined here. The terms used in this document and marked on the equipment itself have
the following significance.
Danger
indicates that death, severe personal injury
or substantial property damage will result if
proper precautions are not taken.
Caution
indicates that minor personal injury or
property damage
precautions are not taken.
Proper Usage
Warning
• The equipment/system or the system components may only be used for the
applications described in the catalog or the technical description, and only in
combination with the equipment, components, and devices of other manu-
facturers as far as this is recommended or permitted by Siemens.
• The product will function correctly and safely only if it is transported, stored, set
up, and installed as intended, and operated and maintained with care.
EWA 4NEB 812 6112-02a
Safety-Related Guidelines for the User
can result if proper
Warning
indicates that death, severe personal injury or
substantial property damage can result if
proper precautions are not taken.
Note
contains important information about the
product, its operation or a part of the doc-
ument to which special attention is drawn.
Preface
xi