S_Stw1: Safety Control Word 1 - Siemens SINUMERIK MC Commissioning Manual

Data descriptions
10.5 Process data
10.5.2.2

S_STW1: Safety control word 1

S_STW1 (Basic Functions)
Safety control word 1 (S_STW1)
S_STW1, output signals
see function chart [2806].
Table 10-10 Description of safety-control word1 (S_STW1)
Byte Bit
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)
360
Meaning
STO
SS1
SS2
SOS
SLS
Reserved
SLP
Internal Event ACK
SLA
Select SLS bit 0
Select SLS bit 1
Reserved
SDI positive
SDI negative
Reserved
Remarks
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 –
1)
0
– –
0 –
1)
0
– –
Safety Integrated (with SINAMICS S120)
Commissioning Manual, 02/2020, A5E46305916B AB