YASKAWA VS-606V7 Series Instruction Manual page 57

Soft-start characteristics (n023)
To prevent shock at machine start/stop, accel/decel can be performed in S-curve
pattern.
Setting
0 S-curve characteristic not provided
1
2
3
Note: The S-curve characteristics time is the time from accel/decel rate 0 to a reg-
ular accel/decel rate determined by the set accel/decel time.
The following time chart shows FWD/REV run switching at deceleration to a stop.
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S-curve characteristic time
0.2 second
0.5 second
1.0 second