Siemens Sinamics S120 Function Manual page 495

Table 9- 11 SI functions for each drive
Drive number
Table 9- 12 Description of safety equipment
Examples:
Wiring of STO terminals (protective door, Emergency Off), grouping of STO terminals, holding brake for vertical axis, etc.
Drive functions
Function Manual, (FH1), 01/2012, 6SL3097-4AB00-0BP2
Safety Integrated basic functions
9.10 Acceptance test and certificate
SI function
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