
Safety engineering
Safety functions
Safe operation mode selector
55
EDS94AYAF EN 1.0
SM301OMS01
Operating mode
Normal
Special
Event
Impact
Impact
−
State
−
Request − OMS special operation via ...
... safe input
Change
State
Stop function ...
l
STO
l
SS1
l
SS2
... is executed
Activated monitoring functions
remain active.
... safety bus
same response − only possible as an alternative to the safe input
Request − ES confirmation via ...
... safe input
No function
State
l
Free movement
l
SLS (as of V1.3 combinable with
SDI) possible as restriction
l
SLI (as of V1.4)
... via safety bus
same response − only possible as an alternative to the safe input
Stop request
State
parameterised function ...
l
STO
l
SS1
l
SS2
... is executed
is not executed
Emergency stop
State
parameterised function ...
l
STO
l
SS1
... is executed
Monitoring responds:
SMS
SLS
SDI
dependent on priority:
parameterised error function ...
l
STO
l
SS1
l
SS2
... is executed
or
parameterised stopping function of special operation