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Siemens SIMATIC PANEL PC 877 User Manual

Page 14

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Foreword

2.1 Safety information

SIMATIC Panel PC 877

2-4

Operating instructions, Release 07/2006, A5E00877780-01

Electrical connection

Warning
Disconnect the device from the mains before every intervention.
Do not touch power lines or data transmission lines during electrical storms and do not

connect any cables.

System expansions

Only install system expansion devices designed for this device. If you install other

expansions, you may damage the system or violate the safety requirements and regulations

for radio frequency interference suppression. Contact your technical support team or where

you purchased your PC to find out which system expansion devices may safely be installed.

Caution
If you install or exchange system expansions and damage your device, the warranty

becomes void.

High frequency radiation

Caution
Unintentional operating situations
High frequency radiation, e.g. from cell phones, can cause unintentional operating situations

under some circumstances. Further information is available in the section "EMC

requirements" of the "Technical data" chapter.