Festo Контроллер позиционирования CPX-CMAX - Manual (Page 371)

B. Basic controlling principles
B−29
Festo P.BE−CPX−CMA X−CONTROL−EN en 0908NH
Effect Cause Remedy
Premature stop several times
1 2
Ĉ Identification not carried out
Ĉ Adaptation not yet comĆ
pleted
Ĉ Bad running behaviour of cylĆ
inder/guide (stick−slip)
Ĉ Incorrect mass
· Carry out identification travel
· Carry out some positioning
cycles (adaptation)
· Carry out test or maintenĆ
ance or replace components
· Correct mass
Swinging around the setpoint position with standstill times
1 2
Ĉ Identification travel not carĆ
ried out
Ĉ Incorrect mass load confiĆ
gured or programmed
Ĉ High performance of cylinder
(friction has changed)
Ĉ Amplification gain set too
low
· Carry out identification travel
· Correct configuration or proĆ
gram
· Carry out identification again
· Correct the parameter
1
Setpoint position
2
Actual position