Installation and removal
5.1 Safety notices for installation
SCALANCE W778-1 / W738-1
38 Operating Instructions, 03/2022, C79000-G8976-C450-07
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
If the device is installed in a cabinet, the inner temperature of the cabinet corresponds
to the ambient temperature of the device.
WARNING
The device is intended for indoor use only.
Safety notices on use in hazardous areas
General safety notices relating to protection against explosion
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.
WARNING
Replacing components may impair suitability for Class 1, Division 2 or Zone 2.