Siemens PANEL PC 877 Manual De Usuario

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Foreword 
 
2.1 Safety information 
SIMATIC Panel PC 877 
Operating instructions, Release 07/2006, A5E00877780-01 
2-3
 
 
Safety information 
2
2.1 
2.1 
Safety information 
 
 
Warning 
Emergencies 
In the event of a device fault, interrupt the power supply immediately. Inform the customer 
service personnel responsible. Malfunctions can occur when the operator controls or power 
cable are damaged or when liquids or foreign objects penetrate the device. 
 
 
 
Warning 
Following the results of a risk analysis, additional protection equipment on the machine or 
the system is necessary to avoid endangering persons. With this, especially the 
programming, configuration and wiring of the inserted I/O modules have to be executed, in 
accordance with the necessary risk analysis identified safety performance (SIL, PL or Cat.). 
The intended use of the device has to be ensured. 
The proper use of the device has to be verified with a function test on the system. With this 
programming, configuration and wiring errors can be identified. The test results have to be 
documented and if necessary inserted into the relevant inputs. 
 
 
 
Note 
This device corresponds to the regulations of the EU low-voltage directive and the GPSG, 
verified by conformity with national and international standards (DIN EN, IEC) by a UL 
approval (cULuc). Please comply with all the information in these operating instructions 
when assembling the device.