Distributed I/O device 6DL2804-xxxxx
Hardware Installation Manual, 03/2014, A5E00378896F-03
9
The device is used as a control, switching and distribution unit in hazardous areas (gas:
Zones 1, 2; dust: 21, 22; mining: M2). The product satisfies the requirements of the following
standards
● EN/IEC 60079-0 General requirements
● EN/IEC 60079-7 Enhanced safety
● EN/ICE 60079-31 Protection by means of enclosure
The device consists of the wall-mounted enclosure and the components installed in it, for
each of which there are separate certificates.
The device is also identified by the standards of the installed components. The supplied
ATEX certificate applies to the device and to the components installed by the manufacturer.
● The wall-mounted enclosure is suitable for installation and operation of distributed I/Os,
e.g. ET 200iSP or ET 200, in the following hazardous areas:
– Device group I (mining, M2)
– Device group II (Zones 1 + 2 gas, and Zones 21 + 22 dust)
● The device consists of the wall-mounted enclosure (6DL2804-0xxxx) and the installed
electronic components.
● The device has been tested and certified for use in these hazardous areas.
Note
Product information on the Internet
You will find further information on installing and connecting the electronic components,
for example in:
• ET 200iSP manual (A5E00247482)
• Principles of explosion protection manual (6ES7398-8RA00-8BA0)
This information is available on the Internet on the Siemens home page.
● Only open the enclosure in Zones 21 and 22 if no ignitable dust atmosphere is present.
● The device is identified depending on:
– The installed components
– Use for the following hazardous areas: gas, dust or mining
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