Lenze E84Dxxxx - Manual (Page 120)

14 Implemented CIP™ objects
14.2 EtherNet/IP objects
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Lenze · Decentralised frequency inverter 8400 protec (EtherNet/IP™ option) · Communication Manual · DMS 3.0 EN · 07/2014 · TD17
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14.2 EtherNet/IP objects
14.2.1 Device Level Ring (DLR) Object (71 / 0x47)
The "Device Level Ring (DLR) Object" provides status information for the DLR protocol. The DLR
protocol is a "layer 2" protocol enabling the use of an Ethernet ring topology.
Class attributes
Instance attributes

Note!
Only the "beacon-based ring node" mode is supported.
Attribute
ID
Service Name Data type Value
1 Get Revision UINT 2 (0x0002)
2 Get Max. Instance UINT 1 (0x0001)
3 Get Number of Instances UINT 1 (0x0001)
6 Get Max. ID Number Class
Attributes
UINT 7 (0x0007)
7 Get Max. ID Number Instance
Attributes
UINT 2 (0x0002)
Attribute
ID
Service Name Data type Value
1 Get Network Topology USINT Current network topology
• 0: Line topology
• 1: Ring topology
(Display via C13840 )
2 Get Network Status USINT Current network status
• 0: Normal
• 1: Ring Fault (only for ring topology)
• 2: Unexpected Loop Detected (only for
line topology)
(Display via C13841 )
10 Get Active Supervisor
Address
STRUCT of: IP and MAC address of the active ring
supervisor
Supervisor IP Address UDINT Ethernet MAC address
The value ’0’ indicates that no IP address has
been configured for the device.
(Display via C13842 )
Supervisor MAC Address ARRAY of
USINT[6]
Ethernet MAC address
(Display via C13843 )
12 Get Capability Flags DWORD Telegram processing method for the ring
node implementation
• 2: Beacon-based ring node
 Instance attribute "Capability Flags"
(attribute 12) ( 121)