Rockwell Automation 193-EDN E1Plus Overload Relays - DeviceNet Module - Manual (Page 55)

Publication 193-UM006A-EN-P – October 2005
DeviceNet Information B-3
The following common services are implemented for the Identity Object:
Message Router — CLASS CODE 0x0002
No class or instance attributes are supported. The message router object exists
only to rout explicit messages to other objects.
DeviceNet Object — CLASS CODE 0x0003
The following class attributes are supported for the DeviceNet Object:
A single instance (instance 1) of the DeviceNet Object is supported. The
following instance attributes are supported.
**Allocation_byte Bit 0 Explicit messaging
Bit 1 Polled I/O
Bit 4 COS I/O
Bit 5 Cyclic I/O
Bit 6 Acknowledge Suppression
Table B.5 Identity Object Common Services
Service Code
Implemented for:
Service Name
Class Instance
0x0E No Yes Get_Attribute_Single
0x10 No Yes Set_Attribute_Single
0x05 No Yes Reset
Table B.6 DeviceNet object Class Attributes
Attribute ID Access Rule Name Data Type Value
1 Get Revision UINT 2
Table B.7 DeviceNet Object Instance Attributes
Attribute ID Access Rule Name Data Type Value
1 Get/Set Node Address USINT 0…63
2 Get/Set Baud Rate USINT 0=125k
1=250k
2=500k
5 Get Allocation Info
Allocation Choice
Master Node Addr Structure of:
BYTE
USINT
Allocation_byte**
0…63=address
255=unallocated