Allen-Bradley PowerFlex 20-COMM-D, Руководство пользователя

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C-28 DeviceNet Objects
Class Code
Products such as PowerFlex drives use this object for alarms or
warnings. Adapters do not support this object.
Instances
The number of instances depends on the maximum number of alarms
supported by the queue. The maximum number of alarms can be read in
Instance 0, Attribute 2.
Class Attributes
DPI Alarm Object
Hexadecimal Decimal
0x98 152
Number Description
0 Class Attributes
1 Most Recent Alarm
2 Second Most Recent Alarm
… …
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 alarms that the
device can record in its queue
3 Set Alarm Command
Write BYTE 0 = No Operation
1 = Clear Alarm
2 = Clear Alarm Queue
3 = Reset Device
4 Get Fault Data List STRUCT of
BYTE
BYTE
WORD[n] Reserved
5 Get Number of
Recorded Alarms WORD Number of alarms in the queue. A “0”
indicates the alarm queue is empty.