Siemens SIWAREX WL270 Operating Instructions Manual page 8

Notes on handling the product
2.1 Notes on handling the product
Qualified personnel
In the context of this documentation, qualified personnel are people who are familiar with the
installation, mounting, commissioning, and operation of the product.
These people must have the following qualifications:
● They must be trained, instructed and authorized to operate and maintain devices and
● They must be trained, instructed and authorized to maintain and use appropriate safety
● In the case of devices with explosion protection, qualified persons must be trained,
Protection against explosion
There is no potential risk of ignition from the mounting plates of the load cells. Therefore they
are not subject to the EC directive 94/9 EC (ATEX).
Trademarks
SIWAREX ® is a registered trademark of Siemens AG.
All other names appearing in these instructions may be trademarks; use of such names by
third parties for their own purposes may infringe upon owners rights.
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systems in accordance with their place of work and in compliance with the safety
engineering standards for
– Electrical circuits
– High pressures
– Corrosive and hazardous media
equipment according to the standards for safety engineering.
instructed and authorized to perform work on electrical circuits in plants subject to
explosion hazards.
Operating Instructions, 04/2009, A5E02522341B
CP-S SA