Rockwell Automation Allen-Bradley PowerFlex 520 Series, User Manual, Page: 134 / 272

134 Rockwell Automation Publication 520-UM001K-EN-E - August 2021
Chapter 3 Programming and Parameters
Advanced Program Group (continued)
A553 [Program Lock Mod] Related Parameter(s): A552
Determines the lock mode used in parameter A552 [Program Lock]. When set to 2 or 3, A552 [Program Lock] is added to the custom group to allow unlocking of
parameters.
Options
0 “Full Lock” (Default) All parameters are locked except [Program Lock].
1 “Keypad Lock” All parameters are locked except [Program Lock] from keypad access but can still be accessed over communications.
2 “Custom Only” All parameters are locked and hidden except custom group and [Program Lock].
3 “KeyPd Custom” All parameters are locked and hidden except custom group and [Program Lock] from keypad access but can still be
accessed over communications.
A554 [Drv Ambient Sel]
Sets the maximum expected ambient of the drive when used above 50 °C. When ambient temperature is above 50 °C, the drive will apply necessary current derating.
Options
0 “Normal” (Default)
1 “55C”
2 “60C”
3 “65C +Fan Kit”
Fan kit required.
4 “70C +Fan Kit”
A555 [Reset Meters] Related Parameter(s): b019 , b021 , b022 , b023 , b024 ,
b025
, b026 , d362 , d363
Resets the values stored in the parameters that track fault times and energy usage.
Options
0 “Ready/Idle” (Default)
1 “Reset Meters”
Resets kWh, MWh, Accum kWh, Cost, and CO2 Sav parameter values.
2 “Reset Time” Resets min, hr, and x10 hr.
A556 [Text Scroll]
Sets the scrolling speed of the text in the LCD display.
Options
0 “Off” No scroll.
1 “Low Speed”
2 “Mid Speed” (Default)
3 “High Speed”
A557 [Out Phas Loss En]
Enable/disable output phase loss detection.
Options
0 “Disable” (Default)
1 “Enable”
ATTENTION: Equipment damage and/or personal injury may result if this parameter is used in an inappropriate
application. Do not use this function without considering applicable local, national and international codes, standards,
regulations or industry guidelines.
A558 [Positioning Mode]
Stop drive before changing this parameter.
PowerFlex 525 only.
Defines the positioning transition mode used for the position steps.
Options
0 “Time Steps” (Default) Steps based on time.
1 “Preset Input” Preset inputs directly commands a given step.
2 “Step Logic” Use StepLogic Commands. Always start from Step 0.
3 “Preset StpL” Use Preset Inputs to determine starting step then StepLogic commands.
4 “StpLogic-Lst” Use StepLogic commands from last Step Logic step at last drive stop.
PF 525