Devicenet interface object – class code 0xb4 – Rockwell Automation 193-EC4 EC4 Current Monitoring Relay User Manual User Manual

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Rockwell Automation Publication 193-UM011A-EN-P - September 2010

Appendix B DeviceNet Information

The following common services are implemented for the Acknowledge Handler
Object:

DeviceNet Interface Object
– Class Code 0xB4

This “vendor specific”object includes no class attributes. A single instance
(instance 1) of the DeviceNet Interface Object is supported. The following
instance attributes are supported.

Table 61 - Acknowledge Handler Object Instance Attributes

Attribute ID

Access
Rule

Name

Data
Type

Value

1

Get/Set

Acknowledge Timer

UINT

in milliseconds

2

Get/Set

Retry Limit

USINT

0 or 1

3

Get

COS Producing Connection
Instance

UINT

4

Table 62 - Acknowledge Handler Object Common Services

Service
Code

Implemented for:

Service
Name

Class

Instance

0x0E

Yes

Yes

Get_Attribute_Single

0x10

No

Yes

Set_Attribute_Single

Table 63 - DeviceNet Interface Object Instance Attributes

Attribute
ID

Access
Rule

Name

Data
Type

Min/Max

Defau
lt

Desc.

1

Get

ZeroByte

USINT

0

0

Returns zero

2

Get

ZeroWord

UINT

0

0

Returns zero

5

Get/Set

Nonvolatile
MAC ID

USINT

0…63

63

Stored value of MAC ID

6

Get/Set

Nonvolatile
baud

USINT

0…2

0

Stored value of baud
rate

7

Get/Set

Assy Word 0
Param

USINT

0…89

21

Parameter number
whose value is used as
the first word in Input
Assembly 100

8

Get/Set

Assy Word 1
Param

USINT

0…89

1

Parameter number
whose value is used as
the second word in Input
Assembly 100

9

Get/Set

Assy Word 2
Param

USINT

0…89

2

Parameter number
whose value is used as
the third word in Input
Assembly 100

10

Get/Set

Assy Word 3
Param

USINT

0…89

3

Parameter number
whose value is used as
the fourth word in Input
Assembly 100

12

Get

Firmware Rev

UINT

0…65.535

Firmware revision in
EDS viewable format

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