Siemens SIMATIC NET Gebruiksaanwijzing - Pagina 21

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Maintenance and cleaning

Unauthorized repair of devices in explosion-proof design

Risk of explosion in hazardous areas

• Repair work may only be performed by personnel authorized by Siemens.

Impermissible accessories and spare parts

Risk of explosion in hazardous areas

• Only use original accessories and original spare parts.

• Observe all relevant installation and safety instructions described in the manuals for the

Hot surfaces

Risk of burns during maintenance work on parts with a surface temperature above 70 °C

(158 °F).

• Take appropriate protective measures, for example, wear protective gloves.

• Once maintenance work is complete, restore the touch protection measures.

NOTICE

Cleaning the housing

If the device is not in a hazardous area, only clean the outer parts of the housing with a dry cloth.

If the device is in a hazardous area, use a slightly damp cloth for cleaning.

Do not use solvents.

12M bus terminal

Operating Instructions, 06/2022, C79000-G8976-C333-02

WARNING

device or supplied with the accessories or spare parts.

CAUTION