SLP – Safely Limited Position

The SLP function prevents a movement from exceeding a specified absolute position. If the limit value of the absolute position is violated, the safety sub-function will be triggered and a fault response will be initiated (usually STO).

 

=

Safety sub-function monitored

 

=

Safety sub-function is triggered

v

=

Speed

s

=

Track

X0

=

Minimum (lower) absolute position

X1

=

Position at which stopping has to be started to come to an idle state before X0.

X2

=

Position at which stopping has to be started to come to an idle state before X3.

X3

=

Maximum (upper) absolute position