Gain Adjustment Of Position Control (Pr. 422, Pr. 423, Pr. 425) - Mitsubishi Electric FR-A7AL Instruction Manual

POSITION CONTROL FUNCTION
(4) Pulse monitor selection (Pr. 430)
The status of various pulses during running are displayed.
Set "6" in Pr. 52 DU/PU main display data selection to display the output frequency monitor.
Pr. 430 Setting
0
The cumulative command pulse value is
displayed.
1
2
The cumulative feedback pulse value is
displayed.
3
4
The droop pulses are displayed.
5
9999
Frequency monitor is displayed.
(initial value)
REMARKS
The pulse count starts at servo on.
The cumulative pulse value is cleared when the base is shut off or the clear signal (CLR) is turned ON.
6.8.4

Gain adjustment of position control (Pr. 422, Pr. 423, Pr. 425)

Easy gain tuning is available as an easy tuning method. Refer to the Instruction Manual of the Inverter for
easy gain tuning.
If it does not produce any effect, make fine adjustment by using the following parameters.
Set "0" in Pr. 819 Easy gain tuning selection before setting the parameters below.
68
Description
Display Range
(FR-DU07) (FR-PU04, FR-PU07)
Lower 4 digits Lower 5 digits
Upper 4 digits Upper 5 digits
Lower 4 digits Lower 5 digits
Upper 4 digits Upper 5 digits
Lower 4 digits Lower 5 digits
Upper 4 digits Upper 5 digits
Display Range