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PACMotion™ PSD Installation and User Manual
Section 4
GFK-3168A
September 2020
Technical Description and Data
26
4.14.6.2
Safety function STO
With the functional safe function STO, the drive can be secured on standstill using its internal
electronics so that even when power is being supplied, the drive shaft is protected against
unintentional restart. The chapter
“Safe
Torque Off
(STO)” describes how
to use the STO function
4.14.7
Switch-on behavior in standard operation
Figure 2: Switch-On Behavior in Standard Operation
The diagram below illustrates the correct functional sequence for switching the drive on.
Fault F602 occurs when STO (
# 54) does not have current when HW enable becomes active.