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ESD guidelines
Modules containing electrostatic sensitive devices (ESDs) can be identified by the following
label:
Strictly follow the guidelines mentioned below when handling modules which are sensitive to
ESD:
• Always discharge your body´s static electricity before handling modules which are
• All devices and tools must be free of static charge.
• Always pull the mains connector and disconnect the battery before you install or remove
• Handle modules fitted with ESDs by their edges only.
• Do not touch any wiring posts or conductors on modules containing ESDs.
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 safety performance (SIL, PL or Cat.) identified by the necessary risk
analysis. 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. This test
can detect programming, configuration and wiring errors. The test results have to be
documented and, if necessary, entered into the relevant documents that verify safety.
SIMATIC Panel PC 577
Operating Instructions, Release 04/2006, A5E00798484-01
sensitive to ESD (for example, by touching a grounded object).
modules which are sensitive to ESD.
Safety instructions and general notes
1.1 Safety instructions
1-3
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