Siemens SIMATIC NET Panduan Petunjuk Pengoperasian - Halaman 23

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Installation

4.1

Safety notices

When installing the device, keep to the safety notices listed below.

If a device is operated in an ambient temperature of more than 50 °C, the temperature of

the device housing may be higher than 70 °C. The device must therefore be installed so

that it is only accessible to service personnel or users that are aware of the reason for

restricted access and the required safety measures at an ambient temperature higher than

50 °C.

Safety notices on use in hazardous areas

General safety notices relating to protection against explosion

EXPLOSION HAZARD

SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION

2 OR ZONE 2.

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.

Safety notices when using the device according to ATEX

If you use the device under ATEX conditions you must also keep to the following safety

notices in addition to the general safety notices for protection against explosion:

To comply with EU Directive 94/9 (ATEX95), this enclosure must meet the requirements of

at least IP54 in compliance with EN 60529.

Extender for SCALANCE XM-400

Operating Instructions, 05/2014, C79000-G8976-C332-03

WARNING