
General specifications
1.1 Standards, certificates and approvals
S7-400 Automation System Module Data
Reference Manual, Edition 09/2009, A5E00850736-06
23
Note
In the new releases, some of the devices listed above fulfill the requirements of the explosion
protection guidelines instead of those of the low-voltage directive. Please note the
information on the type plate.
Explosion protection guidelines
In accordance with EN 60079-15 (Electrical Apparatus for Potentially Explosive
Atmospheres; Type of Protection "n") and EN 60079-0 (Electrical apparatus for explosive
gas atmospheres - Part 0: General requirements)
II 3 G Ex nA II Parts 4 to 6
Marking for Australia and New Zealand
Our products comply with the requirements of the AS/NZS CISPR 11 standard (Class A).
Note
You will recognize the UL/CSA or cULus approvals given to your product from the markings
on the type plate.
UL approval
UL approval label
Underwriters Laboratories (UL) to the UL 508 Standard:
● Report E 248953
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