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6-16
ControlLogix Applications
RSLogix 5000 Ladder Logic Program
Figure 6.21 I/O Messaging
This rung determines whether the drive is running, and sets the DriveStatusRunning tag appropriately.
This rung determines whether the drive is running, and sets the DriveStatusRunning tag appropriately.
DriveInputImage.Data[2].1
<PowerFlex70_02:I.Data[2].1>
0
This rung determines whether the drive is faulted, and sets the DriveStatusFaulted tag appropriately.
This rung determines whether the drive is faulted, and sets the DriveStatusFaulted tag appropriately.
DriveInputImage.Data[2].7
<PowerFlex70_02:I.Data[2].7>
1
This rung moves the drive's frequency feedback to the DriveFeedback tag.
This rung moves the drive's frequency feedback to the DriveFeedback tag.
2
When the DriveCommandStart tag is true, this rung sends a start command to the drive.
When the DriveCommandStart tag is true, this rung sends a start command to the drive.
DriveCommandStart
3
When the DriveCommandNotStop tag is false, this rung sends a stop command to the drive. This rung uses an
When the DriveCommandNotStop tag is false, this rung sends a stop command to the drive. This rung uses an
XIO input instruction because Stop pushbuttons are usually normally closed so that the equipment stops if a wire
XIO input instruction because Stop pushbuttons are usually normally closed so that the equipment stops if a wire
breaks.
breaks.
DriveCommandNotStop
4
/
When the DriveCommandJog tag is true, this rung sends a jog command to the drive.
When the DriveCommandJog tag is true, this rung sends a jog command to the drive.
DriveCommandJog
5
When the DriveCommandClearFault tag is true, this rung sends a clear fault command to the drive.
When the DriveCommandClearFault tag is true, this rung sends a clear fault command to the drive.
DriveCommandClearFault
6
DriveStatusRunning
DriveStatusFaulted
COP
Copy File
Source
DriveInputImage.Data[3]
<PowerFlex70_02:I.Data[3]>
Dest
DriveFeedback
Length
DriveOutputImage.Data[0].1
<PowerFlex70_02:O.Data[0].1>
DriveOutputImage.Data[0].0
<PowerFlex70_02:O.Data[0].0>
DriveOutputImage.Data[0].2
<PowerFlex70_02:O.Data[0].2>
DriveOutputImage.Data[0].3
<PowerFlex70_02:O.Data[0].3>
1
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