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Vector VEC-VA Series User Manual

Vector VEC-VA Series
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VA Motion Controller Programming Manual
284
This parameter is valid when the control mode is selected as analog control, ie ControlMode=0.
The proportional gain is similar to the position loop proportional gain of the servo drive. When the
position closed loop control is completed on the motion controller, increasing the value shortens the
positioning time; when the value is 0, the controller will not adjust the position closed loop; This
value can be increased when the motor is not shaken)
Pid_KI
Integral gain
DINT
A positive number, 0
(0)
This parameter is valid when the control mode is selected as analog control, ie ControlMode=0.
The integral gain is similar to the integral gain of the position loop of the servo. When the value is
appropriately increased, the cumulative error can be reduced. When the value is set too large, the
motor will be shaken.
Pid_KD
Differential gain
DINT
A positive number, 0
(0)
This parameter is valid when the control mode is selected as analog control, ie ControlMode=0.
The integral gain is similar to the differential gain of the position loop of the servo. Generally, the
differential is not enabled.
Pid_MaxError
PID maximum error
DINT
A positive number, 0
(0)
When the number of error pulses exceeds this value, the integral gain is useless and is generally
set to zero.
Pid_Deadband
PID dead zone
DINT
A positive number, 0
(0)
PID error deadband follower means (the number of error pulses) is within this value, no
adjustment of the PID.
FeedForward_KP
Feedforward gain
DINT
A positive number, 0
(0)
Traditional P control requires a tracking error (setpoint - actual value) causes this error profile
shaft, poor dynamic response, increased during execution of the contour, feed forward gain to
appropriately increase the following error can be reduced during operation.
Encoder_Source_Valid
(Source encoder significant
bit)
Source encoder valid bit
BOOL
TRUE / FALSE
When the value is TRUE, set Encorder_Source port select shaft encoder signals as source port.
When this is FALSE, the function block parameter select shaft axis Axis_Num port set as an
encoder signal source port.
Encoder_Source
(Source encoder)
Setting encoder signal
source
WORD
0-4
With Encorder_Source_Valid, setting the encoder signal source.
Encoder_Inverse
(Reverse significant
bit encoder)
Reverse significant bit
encoder
BOOL
TRUE / FALSE
When the value is TRUE, the shaft opening position of the received pulses counted negated

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Vector VEC-VA Series Specifications

General IconGeneral
BrandVector
ModelVEC-VA Series
CategoryController
LanguageEnglish

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