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Safety notices
Read the safety notices
Note the following safety notices. These relate to the entire working life of the device.
You should also read the safety notices relating to handling in the individual sections,
particularly in the sections "Installation" and "Connecting up".
To prevent injury and damage, read the manual before using the device.
Safety notices on use in hazardous areas
General safety notices relating to protection against explosion
EXPLOSION HAZARD
Do not open the device when the supply voltage is turned on.
Safety instructions for use in hazardous locations according to UL/FM HazLoc
If you use the device under UL or FM HazLoc conditions, you must also adhere to the
following safety instructions in addition to the general safety instructions for protection
against explosion:
This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-hazardous
locations only.
This equipment is suitable for use in Class I, Zone 2, Group IIC or non-hazardous locations only.
SCALANCE XR-300
Operating Instructions, 03/2023, C79000-G8976-C586-02
CAUTION
WARNING
2
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