Rockwell Automation 1336-GM6 Enhanced DeviceNet Communications Module - Manual (Page 78)

7-8 Using DeviceNet Explicit Messaging
In this example, there were four entries in the fault queue. Notice the
following about the data:
Refer to Appendix C, DeviceNet Objects, for more information on
object descriptions.
Location Value Meaning
N30:0 0x0201 TXID of 2. Command 1 (Execute)
N30:1 0x0006 Port 0. Size = 6 bytes (N30:3 – 5)
N30:2 0x0E03 Service E (Get Attribute Single) Node 3
N30:3 0x0097 SCANport Pass-Through Fault Object
N30:4 0x0000 Instance 0 (Class Access)
N30:5 0x0001 Attribute 1 (Number of Fault Queues)
N30:70 0x0201 TXID of 2. Status 1 (Success)
N30:71 0x0006 Port 0. Size = 6 bytes (N30:3 – 5)
N30:72 0x8E03 Service 8E (Get Attribute Single Response)
N30:73 0x0004 4 fault queues