Pilz PIT m3.1p - Manual (Page 33)

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7-5
7.4 Evaluation through safety system
7 Operation
7.4 Evaluation through safety system 7400 Evaluation through safety system 7- Auswertung durch Steuerung BAWS
Evaluation must take place via a safe function block, which meets the
following requirements:
 The function block must enable safe "1 from n" evaluation of the sem-
iconductor outputs (OM1 ... OM5) on the operating mode selector
switch.
 If two or more operating modes are present at the same time, this
must be detected as an error.
 The function block must bridge the t1 switchover delay.
 Bridging of the switchover pause should not last longer than one sec-
ond.