Installation   
4.1 Safety notices for installation 
  SCALANCE XR-300WG 
30  Operating Instructions, 05/2017, C79000-G8976-C454-01 
 
Use only approved components 
If you use components and accessories that are not approved for SIMATIC NET devices or 
their target systems, this may violate the requirements and regulations for safety and 
electromagnetic compatibility. 
Only use components approved for the SIMATIC NET devices. 
 
Warming and premature aging of the IE switch due to direct sunlight 
Direct sunlight can heat up the device and can lead to premature aging of the IE switch and 
its cabling. 
Provide suitable shade to protect the IE switch against direct sunlight. 
 
Note 
During installation and operation, keep to the installation guidelines and safety notices 
described in this document and in th
e system manuals "Industrial Ethernet / PROFINET 
Industrial Ethernet" and "Industrial Ethernet / PROFINET passive network components".
 
You will find information on the system manuals in the section "AUTOHOTSPOT", in "Further 
documentati
on".