User Manual Owner's manual

218 Rockwell Automation Publication 290D-UM001A-EN-P - June 2012
Appendix B CIP Information
Instance 4
Instance 4 is the Predefined Group 2 Connection Set of State/Cyclic I/O
Message Connection. The following instance 4 attributes will be supported:
Instance 5-7
Instance 5 - 7 will be available group 3 explicit message connections that are
allocated through the UCMM. The following attributes will be 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)
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
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=Explicit Message
3 Get Transport Class Trigger USINT 0x83 - Server, Transport
Class 3
7 Get Produced Connection Size UINT 0
8 Get Consumed Connection Size UINT