Siemens 6ES7138-7EA01-0AA0 Manual page 10

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Assembly
 Check the power supply for any damage! Only connect a
power supply to the TM-E terminal module if you are
certain that the power supply is undamaged.
 In Zone 1 and Zone 2, the power supply submodules may
be inserted and removed during operation. The enclosure
(Ex e / IP 54) in which the ET 200iSP is found may only be
opened briefly for this purpose (see the ET200iSP
manual).
Commissioning
 The relevant national regulations must be observed when
commissioning the system.
 When checking the functionality of the equipment, observe
the EN 60 079-17 guidelines. This standard includes the
regulations found in the international standard
IEC 60 079-17.
A5E00688978-05 Εnglish