Siemens SIMATIC IPC477D Operating Instructions Manual page 181

This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-
hazardous locations only.
Warning - Explosion Hazard - Batteries Must Only Be Changed In An Area Known To Be
Non-Hazardous.
The lithium battery shall only be replaced by a trained technician.
Replacing components
EXPLOSION HAZARD
WARNING - SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR
CLASS I, DIVISION 2 OR ZONE 2.
Reference designation
Hard Disk Drive on Motherboard
ATEX/IECEx - Additional Instructions for use in Gas Explosive Atmospheres (only valid for specific
MLFBs - marked with IECEx/ATEX symbol on the nameplate of the device)
For additional ATEX/IECEx-relevant information see document A5E37656836-AA and
Internet (https://support.industry.siemens.com/cs/ww/en/view/109486065).
Additionally to the installation instructions in the user manual of IPC477D the following
specifications must be observed for installation in hazardous locations.
See also Securing cables in the built-in unit with ATEX/IECEx/UL Hazloc approval
(Page 101) orSecuring the cables on the PRO device (Page 102).
SIMATIC IPC477D, IPC477D PRO
Operating Instructions, 11/2016, A5E31347228-AF
WARNING
WARNING
8.1 Certificates and approvals
Description Type of Protection
HDD Brushless Motor
Technical information
181