Process Data; S_Stw1 And S_Zsw1 (Basic Functions) - Siemens Sinamics S120 Function Manual

5.3.4

Process data

5.3.4.1 S_ STW1 and S_ZSW1 (Basic Functions)
Safety control word 1 (S_STW1)
S_STW1, output signals
see function chart [2806].
Table 5- 3 Description of safety-control word1 (S_STW1)
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: Should be set to "0".
1)
Safety Integrated
Function Manual, (FHS), 07/2016, 6SL3097-4AR00-0BP6
Me aning
STO
SS1
SS2
SOS
SLS
Reserved
SLP
Internal Event ACK
Reserved
Select SLS bit 0
Select SLS bit 1
Reserved
SDI positive
SDI negative
Reserved
R emarks
1 Deselect STO
0 Select STO
1 Deselect SS1
0 Select SS1
0 –
1)
0 –
1)
0 –
1)
– –
0 –
1)
1/0 Acknowledgment
0 No acknowledgment
– –
0 –
1)
0
– –
0 –
1)
0
– –
Control of the safety functions
5.3 Activation via PROFIsafe
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