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Supplementary data
Operating Manual PSSu K F EI
1003303-EN-03
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Please note:
Common cause failures (CCF) are possible for the sensor subsystem. An appropriate ana-
lysis must be carried out.
To use proximity switches 1 and 2 we recommend that you:
}
Use different technologies/design or physical principles (e.g. different manufacturers) and
}
Evaluate the sensor supply via track S