OP 73micro, TP 177micro (WinCC flexible)
Operating Instructions, 09/2007, 6AV6691-1DF01-0AB0
149
Appendix
A
A.1 ESD Directives
What does ESD mean?
All electronic modules are equipped with highly integrated modules or components. Based
on their design, these electronic components are highly sensitive to overvoltage and thus to
discharge of static electricity. These electronic components are therefore specially identified
as ESD.
Abbreviation
The following abbreviations are commonly used for electrostatic sensitive devices:
● ESD – Electrostatic Sensitive Devices
● ESD – Electrostatic Sensitive Device as common international designation
Labeling
ESD modules are labeled with the following symbol:
Figure A-1 ESD label
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