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YASKAWA F7 User Manual

YASKAWA F7
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Parameters A - 10
Motor-Slip Compensation
C3-01
Slip Compensation Gain
Slip Comp Gain
This parameter is used to increase motor speed to account for motor
slip by boosting the output frequency.
If the speed is lower than the frequency reference, increase C3-01.
If the speed is higher than the frequency reference, decrease C3-01.
0.0 to 2.5 1.0 A - A A
C3-02
Slip Compensation
Primary Delay Time
Slip Comp Time
This parameter adjusts the filter on the output of the slip com-
pensation function. Increase to add stability, decrease to improve
response.
0 to
10000
200ms A - A -
C3-03
Slip Compensation Limit
Slip Comp Limit
This parameter sets the upper limit for the slip compensation
function. It is set as a percentage of motor rated slip (E2-02).
0 to 250 200% A - A -
C3-04
Slip Compensation
Selection During
Regeneration
Slip Comp Regen
Determines whether slip compensation is enabled or disabled
during regenerative operation.
0: Disabled
1: Enabled
0 to 1 0 A - A -
C3-05
Output Voltage Limit
Operation Selection
Output V Lim SEL
Determines if the motor magnetic flux is automatically decreased
when output voltage saturation occurs.
0: Disabled
1: Enabled
0 to 1 0 - - A A
Torque Compensation
C4-01
Torque Compensation Gain
Torq Comp Gain
This parameter sets the gain for the Drive’s automatic torque boost
function to match the Drive’s output voltage to the motor load. This
parameter helps to produce better starting torque. It
determines the amount of torque or voltage boost based upon motor
current, motor resistance, and output frequency.
0.00 to
2.50
1.00 A A A -
C4-02
Torque Compensation
Primary Delay Time
Torq Comp Time
This parameter adjusts the filter on the output of the torque
compensation function. Increase to add stability, decrease to
improve response.
0 to
10000
20ms A A A -
C4-03
Torque Compensation at
Forward Start
F TorqCmp @ start
Sets torque compensation at forward start as a percentage of motor
torque.
0.0 to
200.0
0.0% - - A -
C4-04
Torque Compensation at
Reverse Start
R TorqCmp @ start
Sets torque compensation at reverse start as a percentage of motor
torque.
-200.0 to
0.0
0.0% - - A -
C4-05
Torque Compensation Time
Constant
TorqCmp Delay T
Sets the time constant for torque compensation at forward start and
reverse start (C4-03 and C4-04). The filter is disabled if the time is
set to 4ms or less.
0 to 200 10ms - - A -
Denotes that parameter can be changed when the Drive is running.
Table A.1 F7 Parameter List (Continued)
Parameter
No.
Parameter Name
Digital Operator Display
Description
Setting
Range
Factory
Setting
Control Method
V/F
V/F
w/PG
Open
Loop
Vector
Flux
Vector
http://www.aotewell.com
Aotewell
Email: Sales@aotewell.com
Tel: +(86) 755 8660 6182
Aotewell
http://www.aotewell.com

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YASKAWA F7 Specifications

General IconGeneral
SeriesF7
TypeDC Drive
FeedbackTachometer, Encoder
CommunicationRS-485, DeviceNet, Profibus, Modbus
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overheating, Short Circuit
Storage Temperature-20°C to +70°C (-4°F to 158°F)
Humidity95% RH or less (non-condensing)
Enclosure RatingIP20
Input Voltage200-240V AC, 380-480V AC

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