Installation, Connecting Up, Commissioning; Important Notes On Using The Device; Notices On Use In Hazardous Areas - Siemens SIMATIC NET S7-400 Manual

Installation, connecting up, commissioning

5.1

Important notes on using the device

Safety notices on the use of the device
Note the following safety notices when setting up and operating the device and during all
associated work such as installation, connecting up or replacing the device.
Safety requirements for installation
The devices are "open equipment" according to the standard IEC 61010-2-201or UL 508 /
CSA C22.2 No. 142. To fulfill requirements for safe operation with regard to mechanical
stability, flame retardation, stability, and protection against contact, the following alternative
types of installation are specified:
• Installation in a suitable cabinet.
• Installation in a suitable enclosure.
• Installation in a suitably equipped, enclosed control room.
5.1.1

Notices on use in hazardous areas

The device may only be operated in an environment with pollution degree 1 or 2 (see IEC
60664-1).
EXPLOSION HAZARD
The device must not be opened.
CP 443-1 RNA
Manual, 03/2019, C79000-G8976-C299-04
WARNING
WARNING
WARNING
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