Mitsubishi Electric FR-A700 Instruction Manual page 464

Motor brake and stop operation
● Orientation deceleration ratio (Pr. 399, Initial value: 20)
Make adjustments as shown below according to the orientation status. (Refer to the Pr. 396 and
Pr. 397 details also.) Generally adjust Pr. 362 in the range from 5 to 20, and Pr. 399 from 5 to 50.
Phenomenon
Rocking occurs during
stopping
The orientation time is
long
Hunting occurs when
stopping
Zu niedrige Steifheit beim
Stoppvorgang
Tab. 6-79: Adjustment of parameters 396 to 399
NOTES The arrows in the above table have the following meanings:
The numbers
ters setting value.
b
CAUTION:
Or, if the motor does forward/reverse reciprocation operation
setting value for the orientation detector installation direction may be incorrect.
Review Pr. 393 "Orientation selection" (refer to page 6-268) and Pr. 359 "Encoder
rotation direction" (refer to page 6-266).
6 - 284
Pr. 396
: Increase the parameter setting value.
: Do not change the parameter setting value.
: Decrease the parameter setting value.
, and in the table show the order of priority for changing the parame-
Adjustment Procedure
Pr. 397 Pr. 398
Parameter
Pr. 399
the parameter