Siemens CP 343-1 User Manual download pdf (Page 13)

3 Installation and Commissioning

B3L−13

CP 343-1 Lean for Industrial Ethernet / Manual Part B3L

Release 03/2007

C79000-G8976-C198-04

Note

The hinged front panel must be kept closed during operation.

The module must be installed so that its upper and lower ventilation slits are not

covered, allowing adequate ventilation.

Warning

When used under hazardous conditions (zone 2), the devices must be installed in

an enclosure.

To comply with ATEX100a (EN 60079−15), this enclosure must meet the

requirements of at least IP54 in compliance with EN 60529.

WARNING − EXPLOSION HAZARD: DO NOT DISCONNECT EQUIPMENT

WHEN A FLAMMABLE OR COMBUSTIBLE ATMOSPHERE IS PRESENT.

Warning

The device is designed for operation with safety extra-low voltage (SELV). This

means that only safety extra-low voltages (SELV) complying with

IEC950/EN60950/ VDE0805 may be connected to the power supply terminals.

The power unit for supplying the device must comply with NEC Class 2 as

described by the National Electrical Code(r) (ANSI/NFPA 70).

The power of all connected power units in total must correspond to a limited power

source (LPS).

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Siemens CP 343-1 User Manual Page 13