Description
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4.1
Overview
The device is used as a control, switching and distribution unit in hazardous areas (gas: Zone
2). The product satisfies the requirements of the following standards
● EN/IEC 60079-0 General requirements
● EN/IEC 60079-15 Non incendive equipment
The device consists of the wall-mounted enclosure and the components installed in it, for each
of which there are separate certificates.
4.2
Area of application
● The wall-mounted enclosure is suitable for installation and operation of distributed I/Os,
e.g. ET 200iSP, ET 200 or other components approved for Zone 2, in the following
hazardous areas:
– Device group II (Zone 2, gas)
● The device consists of the wall-mounted enclosure (6DL2804-0xxxx) and the installed
electronic components.
● The device is identified depending on the installed components and its use for hazardous
areas "Gas".
Note
Product information on the Internet
You will find further information on installing and connecting the electronic components, for
example in:
Principles of explosion protection manual (6ES7398-8RA00-8BA0)
This information is available on the Internet on the Siemens home page.
4.3
Product features
The device is comprised of the surface-mounting enclosure (6DL2804-0xxxx). The enclosure
is made of stainless steel and is intended for wall mounting.
The device is intended for the installation of control and measuring devices such as:
● Distributed I/O systems:
– ET 200 for use in Zone 2 (gas)
● Buffer stages and safety barriers
Distributed I/O 6DL2804-3xxxx & 6DL2804-4xxxx
Hardware Installation Manual, 04/2017, A5E41591350-AA
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