Safety notices for use according to ATEX and IECEx
If you use the device under ATEX or IECEx conditions you must also keep to the following
safety notices in addition to the general safety notices for protection against explosion:
WARNING
The equipment shall only be used in an area of not more than pollution degree 2, as defined
in EN/IEC 60664-1.
WARNING
Requirements for the cabinet/enclosure
The equipment shall be installed in a suitable enclosure that provides a degree of protection
not less than IP54 in accordance with EN/IEC 60079-15.
WARNING
If the cable or conduit entry point exceeds 70 °C or the branching point of conductors exceeds
80 °C, special precautions must be taken. If the equipment is operated in an air ambient in
excess of 60 ℃, only use cables with admitted maximum operating temperature of at least 80
℃.
Devices with approval [op is Gb] for optical interfaces
Some devices have an additional ATEX approval according to II 3 (2) G Ex nA [op is Gb] IIC T4
Gc and an additional approval in compliance with IECEx according to Ex nA [op is Gb] IIC T4
Gc, see section "Approvals (Page 69)". This is indicated on the type plate. With these devices
the FO bus connections may run through or in a Zone 1 hazardous area.
Additional notes
CAUTION
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.
NOTICE
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.
Installation
5.1 Safety notices for installation
SCALANCE XB-200
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Operating Instructions, 03/2020, C79000-G8976-C359-09
