Function description
Operating Manual PSEN ml sa 1.1/2.1/2.2, PSEN ml DHM
1005457-EN-02
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}
Series connection of the OSSD outputs
S21 S11 12
22
S21 S11 12
22
1. PSEN ml
2. PSEN ml
4.2.1
Activation with specification of direction
}
The guard locking is activated when the time between the rising edges from S31 to S41 is
between 40 ms and 500 ms (S31 before S41).
}
The guard locking is deactivated when the time between the rising edges from S31 to
S41 is between 40 ms and 500 ms (S41 before S31).
S31
S41
t
max
Guard locking
S31
S41
t
max
Guard locking
Activation
Deactivation
Legend
t
max
Maximum time between the rising edges from S31 and S42
4.2.2
Activation without specification of direction
}
The guard locking changes its state when the time between the rising edges from S31
and S41 < 20 ms.