Object Map Definitions; Object Model Of Devicenet Communication - Mitsubishi Electric FR-A7ND E kit Instruction Manual

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.
Item
Collections of all objects which have same types of functions.
Class
Generalization of object
Instance Concrete expression of object
Attribute Expression of object characteristic
Service Function supported by object or class
The following explains object definitions for use of the FR-A7ND DeviceNet.
For details of the definitions, consult the DeveiceNet documentation available from ODVA.
Class Object Name
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
In the following tables, Get and Set mean:
Get :Read from inverter
Set :Read from inverter
44
Description
Page Class
0x66
48
50 0x67
51 0x70 to 0x79 Extended Object III
60 0x80
67
68
70
Object Name
Extended Object I
Extended Object II
Extended Object IV
Page
79
84
86
87