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Omron SYSDRIVE 3G3RV Series

Omron SYSDRIVE 3G3RV Series
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I
ndividual Functions
6
-
1
21
nPID
Fine
Adjustment
Methods
This
section
explains
the
fine
adjustment
of
PID
after
setting
the
PID
control
constants.
Suppressing
Overshoot
If
overshoot
occurs,
reduce
derivative
time
(D),
and
increase
integral
time
(I).
Set
a
Rapidly
Stabilizing
Control
Condition
To
rapidly
stabilize
the
control
even
if
overshoot
occurs,
reduce
integral
time
(I),
and
lengthen
derivative
time
(D).
Suppressing
Long-cycle
Vibration
If
vibration
occurs
with
a
longer
cycle
than
the
integral
time
(I)
set
value,
the
integral
operation
is
too
strong.
Lengthen
the
integral
time
(I)
to
suppress
the
vibration.
Response
Before adjustment
After adjustment
Time
Response
Before adjustment
After adjustment
Time
Response
Before adjustment
After adjustment
Time

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