2 operation in potentially explosive environments, Operation in potentially explosive environments – Baumer AMG 71 Benutzerhandbuch
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MB186
amg71_mb (12A1)
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Operation in potentially explosive environments
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Operation in potentially explosive environments
The device complies with the
EU standard 94/9/EG for potentionally explosive atmospheres.
It can be used in accordance with
equipment categories 3G (explosive gas atmosphere) and
3D (explosive dust atmosphere).
Equipment category 3G: - Ex labeling:
II3G Ex nA IIC T4 Gc X
- Conforms to standard:
EN 60079-0: 2009
EN 60079-15: 2010
- Type of protection:
nA
- Temperature class:
T4
- Group of equipment:
II
Equipment category 3D: - Ex labeling:
II3D Ex tc IIIC T85°C Dc X
- Conforms to standard:
EN 60079-31: 2009
- Protective principle:
Protection by enclosure
- max. surface temperature: +85°C
- Group of equipment:
III
The operation in other explosive atmospheres is
not permissible.
2.1
Special condition:
In Ex areas the device must only be used within the
ambient temperature range from -20°C to
+60°C.
2.2
The plant operator must ensure that any possible
dust deposit does not exceed a thickness of
5 mm (in accordance with EN 60079-14).
2.3
An
UL listing that may be stated elsewhere is not valid for use in explosive environ-
ments.
2.4
Operation of the device is only permissible when ...
–
the details on the type label of the device match the on-site conditions for the permissible
Ex area in use (group of equipment, equipment category, zone, temperature class or maxi-
mum surface temperature),
–
the details on the type label of the device match the electrical supply network,
–
the device is undamaged (no damage resulting from transport or storage), and
–
it has been checked that there is no explosive atmosphere, oils, acids, gases, vapors,
radiation etc. present during installation.
2.5
It is not permissible to make any alteration to equipment that is used in potentially explosive envi-
ronments. Repairs may only be carried out by authorized authorities.
The device must be operated in accordance with the stipulations of the installation and
operating instructions. The relevant laws, regulations and standards for the planned ap-
plication must be observed.