Allen-Bradley PowerFlex 20-comm-c FRN 1. Series, User Manual

Page: 138 / 159

C-24 ControlNet Objects
Class Code
Products such as PowerFlex drives use this object for faults. Adapters
use this object for events.
Instances
The number of instances depends on the maximum number of faults or
events supported in the queue. The maximum number of faults/events
can be read in Instance 0, Attribute 2.
Class Attributes
DPI Fault Object
Hexadecimal Decimal
0x97 151
Number Description
0 Class Attributes (Drive)
1 Most Recent Drive Fault/Event
2 Second Most Recent Drive Fault/Event
… …
16384 Class Attributes (Adapter)
16385 Most Recent Adapter Fault/Event
… …
Attribute
ID Access
Rule Name Data Type Description
1 Get Class Revision WORD Revision of object
2 Get Number of
Instances WORD Maximum number of faults/events that the
device can record in its queue
3 Set Fault Command
Write BYTE 0 = No Operation
1 = Clear Fault/Event
2 = Clear Fault/Event Queue
3 = Reset Device
4 Get Fault Trip
Instance Read WORD Fault that tripped the device. For adapters,
this value is always 1 when faulted.
5 Get Fault Data List STRUCT of
BYTE
BYTE
WORD[n] Reserved
6 Get Number of
Recorded Faults WORD Number of faults/events in the queue. A
“0” indicates the fault queue is empty.
7 Get Fault Parameter
Reference WORD Reserved
20COMM-UM003A-EN-P.book Page 24 Wednesday, November 7, 2001 3:46 PM