292
Parameter listing and descriptions
ACH550-01 User's Manual
4230
TRIM MODE
0…2
Selects the type of trim, if any. With the trim it is possible to combine a
corrective factor to the drive reference.
0 =
NOT
SEL
– Disables the trim function.
1 =
PROPORTIONAL
– Adds a trim factor that is proportional to the rpm/Hz
reference.
2 =
DIRECT
– Adds a trim factor based on the control loop’s maximum
limit.
4231
TRIM SCALE
-100.0…100.0%
Defines the multiplier (as a percentage, plus or minus) used in the trim
mode.
4232
CORRECTION SRC
1=PID2REF,
2=PID2OUTPUT
Defines the trimming reference for the correction source.
1 =
PID
2
REF
– Uses appropriate
REF
MAX
(Switch A
OR
B):
• 1105
REF
1
MAX
when
REF
1 is active (A).
• 1108
REF
2
MAX
when
REF
2 is active (B).
2 =
PID
2
OUTPUT
– Uses the absolute maximum speed or frequency
(Switch C):
• 2002
MAXIMUM
SPEED
if 9904
MOTOR
CTRL
MODE
= 1 (
VECTOR
:
SPEED
).
• 2008
MAXIMUM
FREQ
IF
9904
MOTOR
CTRL
MODE
= 3 (
SCALAR
:
FREQ
).
Code Description
Range
Switch
Mul.
Mul.
+
Select
Add
X
X
(par. 4232)
Trimmed ref
PID2 ref
Select
(par. 4230)
Ext ref 1 max (A)
Ext ref 2 max (B)
Abs max speed
Ramped ref
off
propor.
direct
Trim scale
PID 2
Trimming PID2 out
Trimming PID2 ref
freq (C)
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