User guide

B. Basic controlling principles
B−31
Festo P.BE−CPX−CMA X−CONTROL−EN en 0908NH
Effect Cause Remedy
Overswing (no or minimum standstill time before MC)
12
 Reduction of the static sup
ply pressure in operation
below the permitted toler
ance limit
 Mass load too high (or confi
gured mass load too low)
 Overstressing (setpoint
acceleration too high)
 Signal filter factor set too
high
 Amplification gain set too
high
 Cushioning factor set too low
· Stabilize supply pressure or
carry out new identification
travel with low supply pres
sure (see section B.6.1)
· Correct mass load
· Reduce setpoint values (es
pecially acceleration) or carry
out dynamic identification
travel (automatic limiting)
· Correct the parameter
· Correct the parameter
· Correct the parameter
Overswing (no or minimum standstill time before MC)
12
 too high mass load entered
(in some cases causes over
dampened controller)
 Overstressing (too high,
fast" setpoint values)
· Reduce mass load
· Adapt setpoint values or
carry out dynamic identifica
tion travel (automatic
limiting)
1 Setpoint position
2 Actual position