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Safety notices
2.4 Information on use in hazardous areas according to UL-Hazloc
SCALANCE S
10
Commissioning and Hardware Installation Manual, 05/2016, C79000-G8976-C266-06
2.4
Information on use in hazardous areas according to UL-Hazloc
Safety notices when using the device according to Underwriters Laboratories for Hazardous
Locations (UL-HazLoc)
If you use the device under UL-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
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE
NON-HAZARDOUS.
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.
2.5
Information on use in hazardous areas according to UL
Valid only in areas where NEC or CEC applies
WARNING
Warning for areas subject to NEC or CEC:
Safety notice for connectors with LAN (Local Area Network) marking:
A LAN or LAN segment, with all its associated interconnected equipment, shall be entirely
contained within a single low-voltage power distribution and within a single building. The
LAN is considered to be in an "environment A" according IEEE802.3 or "environment 0"
according IEC TR 62102, respectively.
Never make direct electrical connection to TNV-circuits (Telephone Network) or WAN
(Wide Area Network).