Safety notices on use in hazardous areas
General safety notices relating to protection against explosion
WARNING
EXPLOSION HAZARD
Do not connect or disconnect cables to or from the device when a flammable or combustible
atmosphere is present.
WARNING
EXPLOSION HAZARD
Do not press the SELECT/SET button when there is an explosive atmosphere.
WARNING
Unsuitable cables or connectors
Risk of explosion in hazardous areas
• Only use connectors that meet the requirements of the relevant type of protection.
• If necessary, tighten the connector screw connections, device fastening screws, grounding
screws, etc. according to the specified torques.
• Close unused cable openings for electrical connections.
• Check the cables for a tight fit after installation.
WARNING
Lack of equipotential bonding
If there is no equipotential bonding in hazardous areas, there is a risk of explosion due to
equalizing current or ignition sparks.
• Ensure that equipotential bonding is available for the device.
WARNING
Unprotected cable ends
There is a risk of explosion due to unprotected cable ends in hazardous areas.
• Protect unused cable ends according to IEC/EN 60079-14.
Connecting up
6.1 Safety when connecting up
46
SCALANCE XCM-300
Product
Manual, 04/2022, C79000-G8976-C585-01
Содержание SIMATIC NET SCALANCE XCM-300
Страница 6: ...Table of contents 6 SCALANCE XCM 300 Product Manual 04 2022 C79000 G8976 C585 01 ...
Страница 12: ...Safety notices 12 SCALANCE XCM 300 Product Manual 04 2022 C79000 G8976 C585 01 ...
Страница 58: ...Maintenance and cleaning 58 SCALANCE XCM 300 Product Manual 04 2022 C79000 G8976 C585 01 ...
Страница 80: ...Certifications and approvals 80 SCALANCE XCM 300 Product Manual 04 2022 C79000 G8976 C585 01 ...