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P8: De-Scale / De-Ragging
No.
(Addr.
Hex)
Name LCD Display Description Values Page
P8-01
(0DB0)
<1>
De-scale Operation
Selection
De-scale Sel
Selects de-scale functionality.
0: Disabled
1: De-scale Enabled
2: Force De-scale
Default: 0
Range: 0 to 2
–
P8-02
(0DB1)
<1>
De-scale Cycle Count De-scale Cycles
Sets the maximum number of cycles attempted before the Anti-
Jam fault occurs. Also sets the number of fwd/rev cycles for the
De-scale function.
Default: 1
Min.: 1
Max.: 100
–
P8-03
(0DB2)
<1>
De-scale Frequency
Reference
De-scale FreqRef
Sets the speed during the de-scale operation. Default: 25.00
Hz
Min.: 0.00
Max.: 400.00
–
P8-04
(0DB3)
<1>
De-scale Forward Run
Time
De-scale FWD Run
Sets the amount of time the drive will run in the forward
direction each cycle during the de-scale function.
Default: 10 s
Min.: 1
Max.: 6000
–
P8-05
(0DB4)
<1>
De-scale Reverse Run
Time
De-scale REV Run
Sets the amount of time the drive will run in the reverse direction
each cycle during the de-scale function.
Default: 10 s
Min.: 1
Max.: 6000
–
P8-06
(0DB5)
<1>
De-scale Acceleration
Time
De-scale Accel
Sets the amount of time it will take the drive to accelerate from
zero to the De-scale frequency reference P8-03.
Default: 2.0 s
Min.: 0.0
Max.: 600.0
–
P8-07
(0DB6)
<1>
De-scale Deceleration
Time
De-scale Decel
Sets the amount of time it will take the drive to decelerate from
the De-scale frequency reference P8-03 to zero.
Default: 2.0 s
Min.: 0.0
Max.: 600.0
–
P8-08
(0DB7)
<1>
De-scale Pump Run
Time
De-Scale Time
Sets the number of pump operating hours (pump speed > 0)
before a de-scale routine will run.
Default: 168.0 H
Min.: 0.1
Max.: 2000.0
–
<1> Available in drive software versions PRG: 8551 and later.
B.12 P: Pump Parameters
YASKAWA TOEP YAIP1W 01F YASKAWA AC Drive - iQpump1000 User Manual
417
B
Parameter List
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