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6.3.2.1
Instructions in accordance with IEC 60079-0:2011 clause 30
The following instructions relevant to safe use in a hazardous area apply to equipment
covered by certificate numbers SIRA 18ATEX2045X, CSAE 21UKEX2079X and
IECEx SIR 18.0013X.
1. The certification marking is as follows:
2. The equipment may be used in zones 0, 1 & 2 with flammable gases and vapours with
apparatus groups IIA, IIB & IIC and with temperature classes T4.
3. The equipment is only certified for use in ambient temperatures in the range -40 ºC to
+80 ºC and should not be used outside this range.
4. Installation shall be carried out in accordance with the applicable code of practice by
suitably-trained personnel.
5. There are no special checking or maintenance conditions other than a periodic check.
6. With regard to explosion safety, it is not necessary to check for correct operation.
7. The equipment contains no user-replaceable parts and is not intended to be repaired by the
user. Repair of the equipment is to be carried out by the manufacturer, or their approved
agents, in accordance with the applicable code of practice.
8. Repair of this equipment shall be carried out in accordance with the applicable code of
practice.
9. If the equipment is likely to come into contact with aggressive substances, e.g. acidic liquids
or gases that may attack metals or solvents that may affect polymeric materials, then it is
the responsibility of the user to take suitable precautions that prevent it from being
adversely affected thus ensuring that the type of protection is not compromised.
10.The certificate number has an 'X' suffix which indicates that special conditions of installation
and use apply. Those installing or inspecting this equipment must have access to the
contents of the certificate or these instructions. The conditions listed in the certificate are
reproduced below:
– Under certain extreme circumstances, the non-metallic parts incorporated in the
– In addition, the equipment shall only be cleaned with a damp cloth. This is particularly
SITRANS Probe LU240 with mA/HART
Compact Operating Instructions, 09/2021, A5E42673704-AE
Certificate number:
IECEx SIR 18.0013X
Certification code:
Ex ia IIC T4 Ga
Other marking:
enclosure of this equipment may generate an ignition-capable level of electrostatic
charge. Therefore the equipment shall not be installed in a location where the external
conditions are conducive to the build-up of electrostatic charge on such surfaces.
important if the equipment is installed in a zone 0 location.
6.3 Hazardous area installations
Sira 18ATEX2045X
Ex ia IIC T4 Ga
Connecting
CSAE 21UKEX2097X
Ex ia IIC T4 Ga
27
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