156 Rockwell Automation Publication 750COM-UM009A-EN-P - May 2017
Appendix D EtherNet/IP Objects
DPI Alarm Object
Products such as PowerFlex drives use this object for alarms or warnings.
Option Modules do not support this object.
The number of instances depends on the maximum number of alarms
that are supported by the queue. The maximum number of alarms can be
read in Instance 0, Attribute 2
Table 63 - DPI Alarm Object: Class Code
Hexadecimal Decimal
0x98 152
Table 64 - DPI Alarm Object: Services
Service Code Implemented for: Service Name
Class Instance
0x0E Yes Yes Get_Attribute_Single
0x10 Yes Yes Set_Attribute_Single
Table 65 - DPI Alarm Object: Instances
Instances Device Example Description
(Hex.) (Dec.)
0x0000…0x0FFF 0...4095 Host Drive 0 Class Attributes (Drive)
Only host devices can have alarms. 1 Most Recent Alarm
2 Second Most Recent Alarm
…
…
Table 66 - DPI Alarm Object: Class Attributes
Attribute
ID
Access
Rule
Name Data Type Description
1 Get Class Revision UINT Revision of object
2 Get Number of Instances UINT Maximum number of alarms that
the device can record in its queue.
3 Set Alarm Command Write USINT 0 = No Operation
1 = Clear Alarm
2 = Clear Alarm Queue
3 = Reset Device
4 Get Fault Data List STRUCT of:
USINT
USINT
UINT[n]
Reserved
5 Get Number of Recorded Alarms UINT Number of alarms in the queue. A
‘0’ indicates that the alarm queue is
empty.
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