Amtech Axpert-Eazy AMT-075-4 - Page 67

Axpert-Eazy AC Variable Frequency Drive
6-21
6
No.
Parameter
Unit
Def
Min
Max
Res
Description
WP
C509 PLCT Time Sec 2.0 0 5.0 0.1 Set time interval to perform PLCT. When
programmed to 0, the PLCT function will be
disabled.
C510 Speed Search
Match Current
Limit
% 100 30 200 1 Speed search match current limit function limit
drive current when speed match with actual
motor speed. Not usually necessary to set.
When restarting is not possible with the factory
settings, set the value.
C511 Speed Search
Match freq. gain
4.0 0.0 20.0 0.1 Set gain to Increase the frequency after speed
detect for speed search function.
GROUP
-
6: PID CONTROL SELECTION
C601 PID Control
Selection
0 0 1 1 Enable or disable the PID control action.
=0: Disable
=1: Enable
C602 PID Polarity 1 0 1 1 This can be used to invert the PID output.
=0: Negative
=1: Positive
C603 PID Reference
Input
5 1 10 1 Decides the set input point for the PID.
=1: FSV 0-10V
=3: Vin 0-10V
=5: Local
=7: PLC A-O/P 1
=9: PLC A-O/P 3
=2: FSI 4-20mA
=4: Iin 4-20mA
=6: Serial
=8: PLC A-O/P 2
=10: PLC A-O/P 4
C604 PID Feedback
Input Selection
3 1 8 1 Decides the feedback input point for the PID.
=1: FSV 0-10V
=3: Vin 0-10V
=5: PLC A-O/P 1
=7: PLC A-O/P 3
=2: FSI 4-20mA
=4: Iin 4-20mA
=6: PLC A-O/P 2
=8: PLC A-O/P 4
C605 Proportional Gain 1.0 0.1 10.0 0.1 Sets the proportional gain for the PID controller.
C606 Integral Time Sec 1.0 0.1 100.0 0.1 Sets the Integral time for the PID controller.
C607 Derivative Gain 0.00 0.00 1.00 0.01 Sets the Derivative gain for the PID controller.
C608 PID deviation
Upper Limit
% 100.0 50.0 100.0 0.1 Sets PID Deviation upper limit.
C609 PID deviation
Lower Limit
% 0.0 0.0 50.0 0.1 Sets PID Deviation lower limit.
C610 PID Offset
Adjustment
% 0.0 -100.0 100.0 0.1 Sets offset for output after PID control.
C611 PID Reference
Setting
% 50.0 1.0 6553.5 0.1 Set the reference value, if operational panel
option is selected in parameter C603. The unit
will be as per the selection in C614.
C612 PID Display Scale
– Max
100.0 0.0 6553.5 0.1 Use these parameters to scale the PID signal.
This is used only for the display purpose and
will not have any effect on operation. Unit
display as per C614.
C613 PID Display Scale
– Min
0.0 0.0 6553.5 0.1