Dpi alarm object, Class code, Services – Rockwell Automation 20-750-ENETR PowerFlexDual-Port EtherNet/IP Option Module User Manual

Page 171: Instances, Class attributes

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Rockwell Automation Publication 750COM-UM008A-EN-P - July 2012

171

EtherNet/IP Objects (Adapter mode only)

Appendix C

DPI Alarm Object

Class Code

Products such as PowerFlex drives use this object for alarms or warnings. Option
Modules do not support this object.

Services

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

Hexadecimal

Decimal

0x98

152

Service Code

Implemented for:

Service Name

Class

Instance

0x0E

Yes

Yes

Get_Attribute_Single

0x10

Yes

Yes

Set_Attribute_Single

Instances Device

Example

Description

(Hex.)

(Dec.)

0x0000…0x3FFF

0…16383

Host Drive

0

Class Attributes (Drive)

Only host devices can have alarms.

1

Most Recent Alarm

2

Second Most Recent Alarm

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 the alarm queue is empty.

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