64 Rockwell Automation Publication 22C-UM001J-EN-E - January 2017
Chapter 3 Programming and Parameters
P039 [Accel Time 1] Related Parameter(s): P038
, P040, T051...T054, A141, A143...A146, A147
Sets the rate of acceleration for all speed increases.
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
Accel Rate
Accel Time
=
Speed
0
Time
P035 [Maximum Freq]
P039 or A147
[Accel Time x]
P040 or A148
[Decel Time x]
0
Acceleratio
n
Deceleration
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 Rate
Decel Time
=
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 50 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.