Yaskawa iQpump Controller Programming Manual User Manual

Page 263

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YASKAWA TM.iQp.07 iQpump Controller Programming Manual

263

C1-09

0208

Fast Stop Time
Fast Stop Time

Sets the time to decelerate from maximum frequency to zero for the
“Fast Stop” function.

0.0 ~

6000.0 s

10.0 s

Programming

41

C1-11

020A

Accel / Decel Switch
Frequency
Acc/Dec SW Freq

Sets the frequency for automatic switching of accel / decel times.
Fout < C1-11: Accel / Decel Time 2
Fout > = C1-11: Accel / Decel Time 1
Multi-function input “Multi-Acc / Dec 1" has priority over C1-11.

0.0 ~

200.0 Hz

0.0 Hz

Programming

42

S-Curve Accel/Decel

C2-01

020B

S-Curve Characteristic at
Accel Start
SCrv Acc @ Star

t

0.00 ~

2.50 s

0.20 s

Programming

43

C2-02

020C

S-Curve Characteristic at
Accel End
SCrv Acc @ End

0.00 ~

2.50 s

0.20 s

Programming

43

Torque Compensation

C4-01



0215

Torque Compensation
Gain
Torq Comp Gain

This parameter helps to produce better starting torque. It determines
the amount of torque or voltage boost based upon motor current and
motor resistance.

0.00 ~ 2.50

1.00

Programming

44

C4-02

0216

Torque Compensation
Primary Delay Time
Torq Comp Time

This parameter adjusts a filter on the output of the torque compensation
function. Increase to add torque stability, decrease to improve torque
response.

0 ~

10000 ms

200 ms Programming

44



Denotes that parameter can be changed when the drive is running.

Carrier Frequency

C6-02

0224

Carrier Frequency
Selection
CarrierFreq Sel

Carrier frequency sets the number of pulses per second of the output
voltage waveform.
1: 2.0 kHz
2: 5.1 kHz
3: 8.0 or 7.0* kHz
F: Program (Determined by the setting of C6-03)
* when an option card is installed

1 ~ F

kVA

Dependent

Programming

45

C6-03

0225

Carrier Frequency Upper
Limit
CarrierFreq Max

Maximum carrier frequency allowed when C6-02 = F.

0.4 ~

15.0 kHz

kVA

Dependent

Programming

45

Parameter

No.

Addr.

Hex

Parameter Name

Digital Operator

Display

Description

Setting

Range

Factory

Setting

Menu

Location

Page

No.

Time

Run
command

Output frequency

ON

C2-02

C2-01

OFF

S-curve is used to further soften the starting ramp.
The longer the S-curve time, the softer the starting
ramp.

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