Siemens SCALANCE X-200 Operating Instructions Manual page 14

Safety notices
1.1 Important notes on using the device
Replacing components
EXPLOSION HAZARD
SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION
2 OR ZONE 2.
Requirements for the cabinet/enclosure
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 - EXPLOSION HAZARD -
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE
NON-HAZARDOUS.
Restricted area of application
This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-
hazardous locations only.
Restricted area of application
This equipment is suitable for use in Class I, Zone 2, Group IIC or non-hazardous locations
only.
General notices on use in hazardous areas according to ATEX
Requirements for the cabinet/enclosure
To comply with EU Directive 94/9 (ATEX95), this enclosure must meet the requirements of
at least IP54 in compliance with EN 60529.
The fiber-optic bus connections labeled SCALANCE X-200/XF-200 (see type plate) may
also be led through a hazardous area zone1 (see also Approvals and markings (Page 263),
section "Explosion Protection Directive (ATEX)").
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WARNING
WARNING
WARNING
WARNING
WARNING
WARNING
Operating Instructions, 12/2011, A5E00349864-19
SCALANCE X-200