Rockwell Automation Allen-Bradley 842D, User Manual

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Appendix
B
DeviceNet Objects
Appendix Objectives
Appendix B defines the DeviceNet object classes, class services, and
attributes that are supported by the DeviceNet encoder. This appendix
assumes that you have experience in object programming.
Object Classes
The 842D DeviceNet encoder supports the following object classes:
Class Code 01
hex
— Identity
Object
The identity object provides identification and general information
about the device.
Class Attributes
Not supported.
Instance Attributes
Services
Class Object Page
01
hex
Identity
B-1
02
hex
Message Router
B-2
03
hex
DeviceNet
B-2
04
hex
Assembly
B-3
05
hex
Connection
B-5
2F
hex
Encoder
B-7
Attr.
ID
Attribute Access Data type Description
1 Vendor ID Get UINT Allen Bradley = 1
2 Device Type Get UINT Rockwell Misc., 115
3 Product Code Get UINT 10626
4 Revision Get UINT 4.001
5 Status Get WORD
6 Serial Number Get UDINT
7 Product Name Get Short String
842D MULTITURN
ENCODER
Service Code Service Name Description
0E
hex
Get_Attribute_Single Returns the attribute value
05
hex
Reset Value = 0