P042, P040, Basic program group – Rockwell Automation 22C PowerFlex 400 AC Drive FRN 1.xx - 7.xx User Manual

Page 69: Continued)

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Programming and Parameters

3-11

PowerFlex 400 Adjustable Frequency AC Drive FRN 1.xx - 7.xx User Manual

Publication 22C-UM001I-EN-P

Basic Program Group

(continued)

P040 [Decel Time 1]

Related Parameter(s):

P038

,

P039

,

T051

-

T054

,

A141

,

A143

-

A146

,

A148

Sets the rate of deceleration for all speed decreases.

Values

Default:

20.00 Secs

2.2-110 kW (3.0-150 HP)

60.00 Secs

132-250 kW (200-350 HP)

Min/Max:

0.00/600.00 Secs

Display:

0.01 Secs

Maximum Freq

Decel Time

Decel Rate

=

Speed

0

Time

P035 [Maximum Freq]

P039 or A147

[Accel Time x]

P040 or A148

[Decel Time x]

0

Acceleration

Deceleration

P041 [Reset To Defalts]

Stop drive before changing this parameter.

Resets all parameter values to factory defaults.

Options

0 “Ready/Idle” (Default)

1 “Factory Rset”

After the reset function is complete, this parameter will set
itself back to “0”.

Causes an F48

Params Defaulted

fault.

Important: Drives packaged for fan and pump applications ship with custom default settings that differ
from Factory Defaults. Setting this parameter to option 1 will require reprogramming of select
parameters. Refer to publication 22C-IN002 for packaged drive default settings.

P042 [Auto Mode]

Related Parameter(s):

P036

,

P038

Stop drive before changing this parameter.

Determines the operation of the “Auto” key on the integral keypad. Refer to

page 2-6

for details.

Options

0 “No function”

LED above “Auto” key is always dark

1 “Hnd-Off-Auto”

(Default)

Toggles control start and frequency to and from keypad;
starts drive.

2 “Local/Remote”

Toggles control start and frequency to and from keypad.

3 “Auto/Manual”

Toggles only the frequency control to and from keypad.

P043 [Motor OL Ret]

Related Parameter(s):

P033

,

A181

Enables/disables the Motor Overload Retention function. When Enabled, the value held in the motor
overload counter is saved at power-down and restored at power-up.

Options

0 “Disabled” (Default)

1 “Enabled”

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