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 instance 2 (polled I/O connection) attributes are supported.

Table 35 - Connection Object Instance 1 Attributes

Attribute
ID

Access
Rule

Name

Data
Type

Value

1

Get

State

USINT

0 = Nonexistent
1 = Configuring
3 = Established
4 = Timed out

2

Get

Instance Type

USINT

0 = Explicit message

3

Get

Transport Class Trigger

BYTE

0x83 (Class 3 Server)

4

Get

Produced Connection ID

UINT

10xxxxxx011
xxxxxx = Node address

5

Get

Consumed Connection ID

UINT

10xxxxxx100
xxxxxx = Node address

6

Get

Initial Comm Characteristics

BYTE

0x22

7

Get

Produced Connection Size

UINT

0x61

8

Get

Consumed Connection Size

UINT

0x61

9

Get/Set

Expected Packet Rate

UINT

in ms

12

Get/Set

Watchdog Action

USINT

1 = Auto delete
3 = Deferred delete

13

Get

Produced Connection Path
Length

UINT

0

14

Get

Produced Connection Path

Null (no data)

15

Get

Consumed Connection Path
Length

UINT

0

16

Get

Consumed Connection Path

Null (no data)

Table 36 - Connection Object Instance 2 Attributes

Attribute
ID

Access
Rule

Name

Data
Type

Value

1

Get

State

USINT

0 = Nonexistent
1 = Configuring
3 = Established
4 = Timed out

2

Get

Instance Type

USINT

1 = I/O Message

3

Get

Transport Class Trigger

BYTE

If alloc choice = polled
OR
If alloc choice = !polled && !ack
suppressed:

0x82 (Server Class 2)

If alloc choice = !polled && ack
suppressed:

0x80 (Server Class 0)

4

Get

Produced Connection ID

UINT

01111xxxxxx
xxxxxx = Node address

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