Notes for use in hazardous locations according to ATEX, IECEx, UKEX and CCC Ex
If you use the device under ATEX, IECEx, UKEX or CCC Ex conditions you must also keep to the
following safety instructions in addition to the general safety instructions for protection against
explosion:
WARNING
To comply with EU Directive 2014/34 EU (ATEX 114), UK-Regulation SI 2016/1107 or the
conditions of IECEx or CCC-Ex, the housing or cabinet must meet the requirements of at least
IP54 (according to EN/IEC 60529, GB/T 4208) in compliance with EN IEC/IEC 60079‑7, GB
3836.8.
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 93)". This is indicated on the type plate. The FO bus connections may
run through or in a Zone 1 and Zone 2 hazardous area with these devices.
Safety notices when using according to FM
If you use the device under FM conditions you must also keep to the following safety notices in
addition to the general safety notices for protection against explosion:
WARNING
EXPLOSION HAZARD
For operation the device is intended to be installed within an enclosure/control cabinet. The
inner temperature of the enclosure/control cabinet corresponds to the ambient temperature of
the device. Use installation wiring connections with admitted maximum operating
temperature of at least 30 °C higher than maximum ambient temperature.
Note
You must not install the device on a wall in hazardous areas.
WARNING
Wall mounting outside of the control cabinet or housing does not fulfill the requirements of the
FM approval.
WARNING
Wall mounting is only permitted if the requirements for the housing, the installation
regulations, the clearance and separating regulations for the control cabinets or housings are
adhered to. The control cabinet cover or housing must be secured so that it can only be opened
with a tool. An appropriate strain-relief assembly for the cable must be used.
Installation and removal
4.1 Safety notices for installation
SCALANCE X-200
Operating Instructions, 11/2021, C79000-G8976-C284-15
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