BECKHOFF CX9000 - Manual (Page 6)

Foreword
4 Embedded PC
Safety Instructions
Safety Rules
The responsible staff must ensure that the application or use of the products described satisfy all the requirements for
safety, including all the relevant laws, regulations, guidelines and standards.
State at Delivery
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 and automation engineering who are
familiar with the applicable national standards.
Description of safety symbols
The following safety symbols are used in this operating manual. They are intended to alert the reader to the
associated safety instructions
Danger
This symbol is intended to highlight risks for the life or health of personnel.
Warning
This symbol is intended to highlight risks for equipment, materials or the environment.
Note
This symbol indicates information that contributes to better understanding.
Operator's obligation to exercise diligence
The operator must ensure that
· the product is only used for its intended purpose.
· the product is only operated in sound condition and in working order.
· the instruction manual is in good condition and complete, and always available for reference at the location where
the products are used.
· the product is operated only by suitably qualified and authorised personnel.
· the personnel is instructed regularly about relevant occupational safety and environmental protection aspects, and is
familiar with the operating manual and in particular the safety notes contained herein.
National regulations depending on the machine type
Depending on the type of machine and plant in which the product is used, national regulations governing the
controllers of such machines will apply, and must be observed by the operator. These regulations cover, amongst