Allen-Bradley PowerFlex 20-COMM-D, User Manual

Page: 92 / 149

C-2 DeviceNet Objects
Class Code
Instances
The number of instances depends on the number of components in the
device connected to the adapter. This number of components can be read
in Instance 0, Attribute 2.
Class Attributes
Instance Attributes
Identity Object
Hexadecimal Decimal
0x01 1
Instance Description
0 Class
1 Entire device (host and adapter)
2 … (n - 1) Host components
n DeviceNet adapter
Attribute
ID Access
Rule Name Data Type Description
2 Get Max Instance UINT Total number of instances
Attribute
ID Access
Rule Name Data Type Description
1 Get Vendor ID UINT 1 = Allen-Bradley
2 Get Device Type UINT 121
3 Get Product Code UINT Number identifying product name
and rating
4 Get Revision:
Major
Minor STRUCT of
USINT
USINT
Value varies
Value varies
5 Get Status WORD Bit 0 = Owned
Bit 2 = Configured
Bit 10 = Recoverable fault
Bit 11 = Unrecoverable fault
6 Get Serial Number UDINT Unique 32-bit number
7 Get Product Name SHORT_
STRING
Product name and rating