Parameters a - 7, Energy saving, Accel / decel – Yaskawa P7B Drive Bypass User Manual

Page 225: S-curve acc/dec, Table 1: parameter list (continued)

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Parameters A - 7

Energy Saving

b8-01

Energy Saving Control
Selection
Energy Save Sel

Energy Savings function enable/disable selection
0: Disabled
1: Enabled

0 or 1

0

Quick Setting

b8-04

Energy Saving Coefficient
Value
Energy Save COEF

Used to fine-tune the energy savings function.

0.0 to

655.00

kVA

Dependent

Programming

b8-05

Power Detection Filter Time
kW Filter Time

0 to 2000

20ms

Programming

b8-06

Search Operation Voltage
Limit
Search V Limit

0 to 100

0%

Programming

Accel / Decel

C1-01

!

Acceleration Time 1
Accel Time 1

Sets the time to accelerate from zero to maximum frequency.

0.0

to

6000.0

30.0sec

Quick Setting

C1-02

!

Deceleration Time 1
Decel Time 1

Sets the time to decelerate from maximum frequency to zero.

30.0sec

Quick Setting

C1-03

!

Acceleration Time 2
Accel Time 2

Sets the time to accelerate from zero to maximum frequency when
selected via a multi-function input.

30.0sec

Programming

C1-04

!

Deceleration Time 2
Decel Time 2

Sets the time to decelerate from maximum frequency to zero when
selected via a multi-function input.

30.0sec

Programming

C1-09

Fast Stop Time
Fast Stop Time

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

0.0

to

6000.0

10.0sec

Programming

C1-11

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 to
200.0

0.0Hz

Programming

S-Curve Acc/Dec

C2-01

S-Curve Characteristic at
Accel Start
SCrv Acc @ Start

0.00 to

2.50

0.20sec

Programming

C2-02

S-Curve Characteristic at
Accel End
SCrv Acc @ End

0.00 to 2.50

0.20sec

Programming

!Denotes that parameter can be changed when the Drive is running.

Table 1: Parameter List (Continued)

Parameter

No.

Parameter Name

Digital Operator Display

Description

Setting

Range

Factory

Setting

Menu

Location

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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