WARNING
Suitable cables at high ambient temperatures in hazardous area
If the device is operated at max. ambient temperature, only use cables with permitted
maximum operating temperature of at least 90 ℃. The cable entries used on the enclosure
must comply with the IP degree of protection required by EN IEC / IEC 60079-0, GB 3836.1.
NOTICE
Failure of the data traffic due to contamination of optical plug-in connections
Optical sockets and plugs are sensitive to contamination of the end face. Contamination can
lead to the failure of the optical transmission network. Take the following precautions to avoid
functional impairments:
• Clean the end face of field-assembled connectors carefully before connecting. No residues
of processing may remain on the connector.
• Only remove the dust caps of optical transceivers and pre-configured cables shortly before
connecting the cables.
• Close unused optical sockets and plugs as well as pluggable transceivers and slots with the
supplied protective caps.
6.2
Connecting a media module
Power supply of the MM900 media modules
The MM900 media modules are supplied with power by the switch.
Connecting
6.2 Connecting a media module
MM900 media modules for SCALANCE XR-500M
Compact Operating Instructions, 04/2022, A5E03275846-05
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