Siemens SIMATIC PANEL PC 877 User Manual
Page 14
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.