Mechanical and electrical configuration
22
X90 mobile system User's manual V 1.20 - Translation of the original manual
3.9 Safe cutoff of a potential group
Information:
B&R keeps user's manuals as current as possible. From a safety standpoint however, the current
certified version of the document must be used.
The current certified document is available for download under
Website > Downloads > Certificates >
Safety technology > X20, X67 > Safe cutoff of potential groups
.
3.9.1 Intended use
It is the user's responsibility to clarify guidelines for the use of components necessary for the safety function with
the respective authorities and to ensure these guidelines are met.
B&R will not assume warranty or liability for damages that occur due to:
•
Improper use
•
Non-observance of standards and guidelines
•
Unauthorized modifications to devices, connections and settings
•
Operation of unauthorized or unsuitable devices or device groups
•
Failure to follow the safety notices covered in this manual
•
Malfunctions caused by the external safety relay
3.9.2 Qualified personnel
The safety function must be implemented by personnel with appropriate training in safety technology and knowl-
edge of applicable regulatory and technical requirements.
Use of safety-related products is restricted to the following persons:
•
Qualified personnel who are familiar with relevant safety concepts for automation technology as well as
applicable standards and regulations
•
Qualified personnel who plan, develop, install and commission safety equipment in machines and systems
Qualified personnel in the context of this manual's safety guidelines are those who, because of their training,
experience and instruction combined with their knowledge of relevant standards, regulations, accident prevention
guidelines and operating conditions, are qualified to carry out essential tasks and recognize and avoid potentially
dangerous situations.
In this regard, sufficient language skills are also required in order to be able to properly understand this manual.