SLA – Safely Limited Acceleration

The SLA safety subfunction prevents a movement from exceeding a specified acceleration. If the permitted acceleration limit is exceeded, the SLA safety subfunction will be triggered and a fault response will be initiated at the same time (usually STO).

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SLA safety subfunction monitored

 

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SLA safety subfunction is triggered

v

=

Speed

t

=

Time

t1

=

Point in time at which SLA is activated.

t2

=

Point in time at which SLA is deactivated.