Rockwell Automation Publication 2080-UM002N-EN-E - November 2022 353
Appendix H
User-defined Function Block Motion Instructions
PowerFlex 520-series User-
defined Function Block
Details
This section provides details for each instruction.
RA_PF523_VEL and RA_PF525_VEL
These instructions allow simple PowerFlex 523 or PowerFlex 525 drive control in Velocity Mode.
Topic Page
PowerFlex 520-series User-defined Function Block Details 353
Kinetix 5100 Drive Device Object UDFB 355
Configure UDFBs for Kinetix 5100 Drives 357
UDFB Motion Instruction Details 362
Error Codes 382
Table 100 - UDFB for RA_PF523_VEL and RA_PF525_VEL
Operand Type Description
Instance
RA_PF523_VEL_Y or
RA_PF525_VEL_Y
Unique instance of the RA_PF523_VEL UDFB or RS_PF525_VEL
UDFB.
_EN BOOL Trigger of UDFB to start executing the instruction.
Start BOOL Command the drive to start.
Stop BOOL Perform a normal stop.
Jog BOOL Command the drive to jog.
SetDir BOOL
Command the direction of drive.
0 = Reverse Command
1 = Forward Command
ClrFault BOOL Clear the drive fault.
FreqCommand REAL Control the reference speed of the drive. In units of 0.01 Hz.
Ref_Input
PowerFlex523_I or
PowerFlex525V_I
Reference the input data structure of the drive to control.
_ENO BOOL Indicates that the UDFB is executing.
Ready BOOL Indicates that the drive is ready for operation.
Active BOOL Indicates that the drive is operating.
Faulted BOOL Indicates fault state.
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