86 Safety functions
With an encoder
A Zero speed with encoder (parameter FSOGEN.52): Speed limit for activating the drive
STO function. The safety function is completed, ramp monitoring is stopped and the SS1
completed indication (parameter SS1.22) goes on. The acknowledgment becomes
allowed.
B Response time (depends on system configuration, see page 532)
Ramp monitoring limits
Drive STO state
& indication
SS1 request
Motor speed
Time
SS1 state &
indication
1
2 5
A
B
SS1 completed
indication
3
2b
SAR1
monitoring
4
- -> Safe torque off (STO)
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