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Get/set – Rockwell Automation 825-P Modular Protection System for Motors User Manual User Manual

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Rockwell Automation Publication 825-UM004D-EN-P - April 2012

253

DeviceNet Information Chapter E

Instance 4 is the Predefined Group 2 Connection Set Change of State/Cyclic IO
Message Connection. The following Instance 4 attributes are supported:

Attribute ID

Access Rule

Name

Data Type

Value

1

Get

State

USINT

0 = nonexistant

1 = configuring

3 = established

4 = timed out

2

Get

Instance Type

USINT

1 = I/O Connection

3

Get

Transport Class Trigger

USINT

0x00 (Cyclic, unacknowledged)

0x03 (Cyclic, acknowledged)

0x10 (COS, unacknowledged)

0x13 (COS, acknowledged)

4

Get

Produced Connection ID

UINT

01101xxxxxx

xxxxxx = node address

5

Get

Consumed Connection ID

UINT

10xxxxxx101

xxxxxx = node address

6

Get

Initial Comm Characteristics

USINT

0x02 (acknowledged)

0x0F (unacknowledged)

7

Get

Produced Connection Size

UINT

0 to 8

8

Get

Consumed Connection Size

UINT

0 to 8

9

Get/Set

Expected Packet Rate

UINT

in milliseconds

12

Get

Watchdog Action

USINT

0 = transition to timed out

1 = auto delete

2 = auto reset

13

Get

Produced Connection Path Length

UINT

8

14

Get

Produced Connection Path

21 04 00 25 (assy inst #) 00 30

03

15

Get

Consumed Connection Path Length

UINT

8

16

Get/Set

Consumed Connection Path

21 04 00 25 (assy inst #) 00 30

03