Siemens SIMATIC RF600 System Manual page 57

You must be aware of these influencing factors and also consider them if you wish to
integrate third-party components such as antennas or cables into the system. These
influencing factors are described in more detail in Sections Auto-Hotspot and Auto-Hotspot.
Figure 4-6
When operating the RF600 system, additional influencing factors must also be observed
such as minimum spacing between antennas in the room.
Environmental conditions
CAUTION
Damage to the device
In line with the application, you must take into consideration the mechanical loads (shock
and vibration) as well as environmental demands such as temperature, moisture, UV
radiation.
The device could be damaged if these factors are not considered.
SIMATIC RF600
System Manual, 05/2012, J31069-D0171-U001-A13-7618
Overview of total system and influencing factors
RF600 system planning
4.3 Antenna configurations
55