User Manual

234 Rockwell Automation Publication 193-UM002I-EN-P - December 2011
Appendix B DeviceNet™ Information
Table 76 - Identity Attribute Instance Attributes
The following common services are implemented for the Identity Object.
Table 77 - Identity Object Common Services
Message Router – Class
Code 0x02
No class or instance attributes are supported. The message router object exists
only to route explicit messages to other objects.
DeviceNet Object – Class
Code 0x03
The following class attributes are supported for the DeviceNet Object:
Attribute
ID
Access
Rule Name Data Type Value
1 Get Vendor ID UINT Programmable via test object
2 Get Device Type UINT 3
3 Get Product Code UINT See Product Code table
4 Get Revision:
Major
Minor
Structure
of:
USINT
USINT
4
1
5 Get Status WORD Bit 0 0 = Not owned, 1 = Owned by
master
Bit 2 0 = Factory Defaulted, 1 =
Configured
Bit 8 Minor recoverable fault
Bit 9 Minor unrecoverable fault
Bit 10 Major recoverable fault
Bit 11 Major unrecoverable fault
6 Get Serial Number UDINT Unique number for each device
7 Get Product Name:
String Length
ASCII String
Structure
of:
USINT
STRING
Product code-specific
8 Get State USINT Returns the value “3 = Operational”
9 Get Configuration
Consistency
Value
UINT Unique value depending upon output of the
parameter checksum algorithm
10 Get/Set Heartbeat
Interval
USINT In seconds. Default = 0
Service Code
Implemented for:
Service NameClass Instance
0x0E Yes Yes Get_Attribute_Single
0x05 No Yes Reset (DeviceNet only)