534 Rockwell Automation Publication 1444-UM001D-EN-P - June 2018
Appendix A CIP Objects
Device Level Ring Object
The Device Level Ring Object (class code 0x47) is part of the standard
Hilscher netX100 EIP protocol stack. Before ODVA testing, this object is
completed/updated in line with the latest stack released by Hilscher.
This object provides the mechanism to configure a network with ring topology
according to the DLR (Device Level Ring) part of the EtherNet/IP
specification.
Table 294 - Object Instances
Instance
ID
Description
0 Class Instance of DLR Object
1 Active instance of DLR configuration instance
Table 295 - Class Attributes
Attribute
ID
Access
Rule
NV Name Data
Type
Description of
Attribute
Semantics of
Values
1 Get NV Revision UINT Defines the current revision of
the DLR Object
Current
revision:
Table 296 - Instance Attributes
Attribute
ID
Access
Rule
Name Data
Type
Semantics of
Values
1 Get Network Topology USINT 0: Linear
1: Ring
2 Get Network Status USINT 0: Normal
1: Ring Fault
2: Unexpected loop detected
3: Partial network fault
4: Rapid fault/restore cycle
10 Get Active Supervisor Address STRUCT See standard
12 Get Capability Flags DWORD Module does not provide ring
supervisor or redundant gateway
functions. Capability flag is fixed
at 130.
Table 297 - Common Services
Service
Code
Implementation Service Name
Class Instance
0x01 - x Get_Attributes_All
0x0E x x Get_Attribute_Single