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Data descriptions
10.5 Process data
10.5.2.4
S_STW2: Safety control word 2
S_STW2 (Basic Functions)
Safety control word 2 (S_STW2)
S_STW2, output signals
see function diagram [2806].
Table 10-14 Description of safety-control word 2 (S_STW2)
Byte
Bit
0
0
1
2
3
4
5
6
7
1
0
1
2
3
4
5
6, 7
2
0 ... 2
3
4 ... 6
7
3
0
1
2
3
4
5
6, 7
Signals not relevant to Basic Functions should be set to "0".
1)
364
Meaning
STO
SS1
SS2
SOS
SLS
Reserved
SLP
Internal Event ACK
SLA active
Select SLS bit 0
Select SLS bit 1
Reserved
SDI positive
SDI negative
Reserved
Reserved
Select SLP position range
Reserved
SCA
Select gearbox stage, bit 0
Select gearbox stage, bit 1
Select gearbox stage, bit 2
Gearbox stage switchover
SS2E
SS2ESR
Reserved
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
–
1)
–
–
–
–
0
–
1)
–
–
0
–
1)
0
–
1)
0
–
1)
0
–
1)
0
–
1)
0
–
1)
0
–
1)
–
–
Safety Integrated (with SINAMICS S120)
Commissioning Manual, 02/2020, A5E46305916B AB
Remarks
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