Festo Контроллер позиционирования CPX-CMAX - Manual (Page 397)

B. Basic controlling principles
B−55
Festo P.BE−CPX−CMA X−CONTROL−EN en 0908NH
Explanation:
Cylinder1 has kinetic energy during transition from the fault
force. The setpoint force counteracts the direction of moveĆ
ment, the inert system needs to be braked and accelerated in
the opposite direction. Then the inert mass hits an elastic
stop.