Rockwell Automation 22-COMM-E EtherNet/IP Adapter - Manual (Page 142)

C-30 EtherNet/IP Objects
Class Code
Instances
The number of instances depends on the maximum number of diagnostic
items in the device. The total number of diagnostic items can be read in
Instance 0, Attribute 2.
Class Attributes
DPI Diagnostic Object
Hexadecimal Decimal
0x99 153
Instances (Dec.) Single-Drive Mode Multi-Drive Mode
0 – 16383 Instances 0 – 16383 in the drive Instances 0 – 16383 in Drive 0
16384 – 17407 Instances 0 – 1023 in the adapter Instances 0 – 1023 in the adapter
17408 – 18431 Instances 0 – 1023 in the adapter Instances 0 – 1023 in Drive 1
18432 – 19455 Instances 0 – 1023 in the slave Instances 0 – 1023 in Drive 2
19456 – 20479 Not supported Instances 0 – 1023 in Drive 3
20480 – 21503 Not supported Instances 0 – 1023 in Drive 4
21504 – 22527 Not supported Instances 0 – 1023 in the adapter
Attribute
ID Access
Rule
Name Data Type Description
1 Get Class Revision WORD 1
2 Get Number of
Instances WORD Number of diagnostic items in the
device
3 Get ENUM Offset WORD DPI ENUM object instance offset