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Foreword
1.4
Safety instructions
Safety regulations
Please note the following safety instructions and explanations!
Product-specific safety instructions can be found on following pages or in the areas mounting, wiring,
commissioning etc.
Exclusion of liability
All the components are supplied in particular hardware and software configurations appropriate for the
application. Modifications to hardware or software configurations other than those described in the
documentation are not permitted, and nullify the liability of Beckhoff Automation GmbH & Co. KG.
Personnel qualification
This description is only intended for trained specialists in control, automation and drive engineering who are
familiar with the applicable national standards.
Signal words
The signal words used in the documentation are classified below. In order to prevent injury and damage to
persons and property, read and follow the safety and warning notices.
Personal injury warnings
Hazard with high risk of death or serious injury.
Hazard with medium risk of death or serious injury.
There is a low-risk hazard that could result in medium or minor injury.
Warning of damage to property or environment
The environment, equipment, or data may be damaged.
Information on handling the product
This information includes, for example:
recommendations for action, assistance or further information on the product.
8
DANGER
WARNING
CAUTION
NOTICE
Version: 3.4.0
EL6631-0010
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