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6
OBJECT MAP DEFINITIONS
6.1
Object Model of DeviceNet Communication
For DeviceNet communication, each node is modeled as collections of objects (abstraction of particular
functions of the products).
The following four terms are used to describe object.
The following explains object definitions for use of the FR-A7ND DeviceNet.
For details of the definitions, consult the DeveiceNet documentation available from ODVA.
In the following tables, Get and Set mean:
Get :Read from inverter
Set :Read from inverter
Item
Description
Class
Collections of all objects which have same types of functions.
Generalization of object
Instance
Concrete expression of object
Attribute
Expression of object characteristic
Service
Function supported by object or class
Class
Object Name
Page
0x01
Identity Object
0x03
DeviceNet Object
0x04
Assembly Object
0x05
DeviceNet Connection Object
0x28
Motor Data Object
0x29
Control Management Object
0x2A
AC Drive Object
0x66
Extended Object I
0x67
Extended Object II
0x70 to 0x79 Extended Object III
0x80
Extended Object IV
Class
Object Name
Page