Siemens SIMATIC NET SCALANCE X-200RNA Operating Instructions Manual page 72

Connecting up
7.1 Safety when connecting up
EXPLOSION HAZARD
You may only connect or disconnect cables carrying electricity when the power supply is
switched off or when the device is in an area without inflammable gas concentrations.
Further notes
Safety notice for connecting with a LAN ID (Local Area Network)
A LAN or LAN segment with all the interconnected devices should be contained completely in
a single low voltage power distribution in a building. The LAN is designed either for
"Environment A" according to IEEE802.3 or "Environment 0" according to IEC TR 62102.
Do not connect any electrical connectors directly to the telephone network (telephone network
voltage) or a WAN (Wide Area Network).
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WARNING
WARNING
Operating Instructions, 04/2022, C79000-G8976-C342-07
SCALANCE X-200RNA