Safety Integrated Functions
8.6 Controlling the safety functions
Function Manual
Function Manual, 01/2011, 6SL3097-4AB10-0BP3
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Structure of telegram 30 (Extended Functions)
PROFIsafe control word (STW)
S_STW1, PZD1 in telegram 30, output signals
See function diagram [2840].
Table 8- 18 Description of the PROFIsafe STW
Bit Meaning Remarks
1 Deselect STO 0 STO
0 Select STO
1 Deselect SS1 1 SS1
0 Select SS1
1 Deselect SS2 2 SS2
0 Select SS2
1 Deselect SOS 3 SOS
0 Select SOS
1 Deselect SLS 4 SLS
0 Select SLS
5 Reserved - -
6 Reserved - -
1/0 Acknowledgment 7 Internal Event ACK
0 No acknowledgment
- - 8 Reserved
- -
9 Select SLS bit 0 -
10 Select SLS bit 1 -
Selection of the speed limit for SLS (2 bits)
11 Reserved - -
12 SDI positive 1 Deselect SDI positive
0 Select SDI positive
13 SDI negative 1 Deselect SDI negative
0 Select SDI negative
14, 15 Reserved - -
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