BECKHOFF CX50x0 - Manual (Page 6)

Notes on the documentation
4 CX50x0 - Hardware Documentation
Safety instructions
Safety rules
Consider the following safety instructions and descriptions!
Product specific safety instructions are to be found on the following pages or in the areas mounting, wiring,
commissioning etc.
Disclaimer
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.
Personnel qualification
This description is only intended for the use of trained specialists in control, automation and drive engineering who
are familiar with the applicable national standards.
Description of symbols
The following symbols with a adjoining safety advice or notice are used in this documentation. You have to read the
safety advices carefully and adhere them strictly!
DANGER
Acute risk of injury!
If you do not adhere the safety advice adjoining this symbol, there is immediate danger to
life and health of individuals!
WARNING
Risk of injury!
If you do not adhere the safety advice adjoining this symbol, there is danger to life and
health of individuals!
CAUTION
Hazard to individuals!
If you do not adhere the safety advice adjoining this symbol, there is obvious hazard to
individuals!
Attention
Hazard to devices and environment
If you do not adhere the notice adjoining this symbol, there is obvious hazard to materials
and environment.
Note
Note or pointer
This symbol indicates information that contributes to better understanding.