SCALANCE W774-1 /W734-1
Operating Instructions, 07/2020, C79000-G8976-C325-14
27
Mounting
CAUTION
Minimum distance to antennas
Fit the device so that there is a minimum clearance of 20 cm between antennas and
persons.
WARNING
If a device is operated in an ambient temperature of more than 50 °C, the temperature
of the device housing may be higher than 70 °C. The device must therefore be
installed so that it is only accessible to service personnel or users that are aware of the
reason for restricted access and the required safety measures at an ambient
temperature higher than 50 °C.
WARNING
When used in hazardous environments corresponding to Class I, Division 2 or Class I,
Zone 2, the device must be installed in a cabinet or a suitable enclosure.
General notes on use according to ATEX and IECEx
WARNING
Requirements for the cabinet/enclosure
To comply with EC Directive 2014/34 EU (ATEX 114) or the conditions of IECEx, this
enclosure or cabinet must meet the requirements of at least IP54 (in compliance with
EN 60529) according to EN 60079-7.
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