Siemens SIMATIC NET SCALANCE XM-400 Series User Manual

Safety notices on use in hazardous areas
General safety notices relating to protection against explosion
WARNING
EXPLOSION HAZARD
Do not connect or disconnect cables to or from the device when a 󹪞ammable or combustible
atmosphere is present.
Safety notices when using the device according to Hazardous Locations (HazLoc)
If you use the device under HazLoc conditions you must also keep to the following safety notices
in addition to the general safety notices for protection against explosion:
WARNING
EXPLOSION HAZARD
You may only connect or disconnect cables carrying electricity when the power supply is
switched o󹪜 or when the device is in an area without in󹪞ammable gas concentrations.
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
Take measures to prevent transient voltage surges of more than 40% of the rated voltage. This
is the case if you only operate devices with SELV (safety extra-low voltage).
Connecting up
6.1 Safety when connecting up
SCALANCE XM-400
54 Operating Instructions, 03/2021, C79000-G8976-C306-10

Siemens SIMATIC NET SCALANCE XM-400 Series Specifications

General

Brand	Siemens
Model	SIMATIC NET SCALANCE XM-400 Series
Category	Switch
Language	English