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Siemens Industrial Ethernet Switches SCALANCE X-200 User Manual

Page 14

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Safety notices

1.1 Important notes on using the device

SCALANCE X-200

14

Operating Instructions, 12/2011, A5E00349864-19

WARNING

Replacing components
EXPLOSION HAZARD
SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION

2 OR ZONE 2.

WARNING

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

WARNING - EXPLOSION HAZARD -
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE

NON-HAZARDOUS.

WARNING

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.

WARNING

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

WARNING

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)").