Siemens Sinamics S120 Function Manual page 180

Cont rol of the safety functions
5.3 Activation via PROFIsafe
Safety status word 1 (S_ZSW1)
S_ZSW1, input signals
see function diagram [2806].
Table 5- 4 Description of safety status word 1 (S_ZSW1)
Byte Bi t
0 0
1
2
3
4
5
6
7
1 0
1
2
3
4
5
6
7
Signals not relevant for Basic Functions: Must not be evaluated.
1)
180
Me a n i n g
STO active
SS1 active
SS2 active
SOS active
SLS active
Reserved
SLP active
Internal Event
Reserved
Active SLS level bit 0
Active SLS level bit 1
SOS selected
SDI positive active
SDI negative active
Reserved
SSM (speed below limit value)
R e m a rks
1 STO active
0 STO not active
1 SS1 active
0 SS1 not active
0 –
1)
0 –
1)
0 –
1)
– –
0 –
1)
1 Internal event
0 No internal event
– –
0 –
1)
0
0 –
1)
0 –
1)
0 –
1)
– –
0 –
1)
Function Manual, (FHS), 07/2016, 6SL3097-4AR00-0BP6
Safety Integrated