DeviceNet Module Installation and Operation Manual
39
Connection Class Specific Services
The Connection Class provides no object specific services.
Motor Data Object
Class code 0x28 — This object serves as a database for the motor parameters.
Table 54. Motor Data Object Class Attributes.
Table 55. Motor Data Object Instance Attributes.
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1
Revision
UINT
Get
Revision number of this object
1
2
Max Instance
UINT
Get
Maximum instance number of an object currently
created in this class level of the device
1
6
Max ID of Class
Attributes
UNIT
Get
The attribute ID number of the last class attribute of
the class definition implemented in the device
7
7
Max ID of
Instance
Attributes
UNIT
Get
The attribute ID number of the last instance attribute
of the class definition implemented in the device
15
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1
Number of
Attributes
USINT
Get
Number of attributes supported
7
2
Attributes List
USINT
(ARRAY)
Get
List of attributes supported
-
3
Motor Type
USINT
Get
0 - Non-standard Motor
1 - PM DC Motor
2 - FC DC Motor
3 - PM Synchronous Motor
4 - FC Synchronous Motor
5 - Switched Reluctance Motor
6 - Wound Rotor Induction Motor
7 - Squirrel Cage Induction Motor
8 - Stepper Motor
9 - Sinusoidal PM BL Motor
10 - Trapezoidal PM BL Motor
7
6
Rated Current
UINT
Get/Set
Rated Current
Units: 0.1 A
-
7
Rated Voltage
UINT
Get/Set
Rated Voltage
Units: V
-
8
Rated Power
UDINT
Get/Set
Power at rated frequency
Units: W
-
9
Rated Frequency
UINT
Get/Set
Rated electrical frequency
Units: Hz
-
12
Pole Count
UINT
Get
Number of poles in the motor
-
15
Base Speed
UINT
Get/Set
Nominal speed at rated frequency from nameplate
Units: rpm
-
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