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WARNING – If a device is operated in an ambient temperature of more than 45 °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 45 °C.
WARNING – The equipment is intended to be installed within an enclosure/control cabinet.
The inner service temperature of the enclosure/control cabinet corresponds to the ambient
temperature of the module. Use cables with a maximum permitted operating temperature of
at least 20 °C higher than the maximum ambient temperature.
Ex approval
The following approvals apply to the device in accordance with
● IEC 60079-0:2011 and EN 60079-0:2012 +A11:2013
● IEC 60079-15:2010 and EN 60079-15:2010
● IEC 60079-31: 2013 and EN 60079-31:2014
valid:
Observe all information on the Internet
(https://support.industry.siemens.com/cs/ww/en/view/291285) regarding use of the device in
hazardous areas.
When using the device in hazardous areas, ensure that all connectors connected to the
device are secured in a captive manner, see section "Securing cables for use in hazardous
areas (Page 70)".
You can find more information about explosion protection, EC conformity declarations and
other certificates on the Internet at the following addresses:
● IFP certificates (https://support.industry.siemens.com/cs/ww/en/ps/16788/cert)
● IFP PRO certificates (https://support.industry.siemens.com/cs/ww/en/ps/21662/cert)
IFP, IFP PRO, IFP ETH
Operating Instructions, 09/2019, A5E31298376-AJ
II 3 G
Ex nA IIC T4 Gc
II 3 D
Ex tc IIIC T 70 °C Dc
Technical information
7.1 Certificates and approvals
89
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