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C.11 class code 0x2a – ac drive object – Rockwell Automation VSM500 Integrated Drive/Motor DeviceNet Option Board User Manual

Page 91

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DeviceNet Objects

C-23

C.11 Class Code 0x2A – AC Drive Object

Class Attributes

Instance 1 Attributes

Common Services

Attribute ID

Access Rule

Name

Data Type

Value

1

Get

Revision

UINT

1

2

Get

Max Instance

UINT

1

6

Get

Max ID Class

UINT

7

7

Get

Max ID Instance

UINT

29

Attribute

ID

Access

Rule

Name

Data

Type

Value

1

Get

Number of Attributes

USINT

20

2

Get

Attributes List

Array of
USINT

1, 2, 3, 4, 6, 7, 8, 9, 10, 16, 17, 18, 19,
20, 21, 22, 23, 27, 28, 29

3

Get

At Reference

BOOL

0 = Drive not running at speed
reference
1 = Drive running at speed reference

4

Get/Set

Net Ref

BOOL

0 = TB or keypad speed ref
1 = Network speed ref

6

Get

Drive Mode

USINT

1 = Open loop speed (frequency)

7

Get

Speed Actual

INT

0 to 3600 RPM

8

Get

Speed Ref

INT

0 to 3600 RPM

9

Get

Current Actual

INT

0.1 Amp

1

10

Get

Current Limit

INT

0.1 Amp

1

16

Get

Input Voltage

INT

Volts (input line voltage)

1

17

Get

Output Voltage

INT

Volts

1

18

Get/Set

Accel Time

UINT

500 to 45000

2

19

Get/Set

Decel Time

UINT

500 to 45000

2

20

Get/Set

Low Speed Limit

UINT

0 to 1800 RPM

21

Get/Set

High Speed Limit

UINT

1500 to 3600 RPM

22

Get

Speed Scale

SINT

0

23

Get

Current Scale

SINT

0

27

Get

Voltage Scale

SINT

0

28

Get

Time Scale

SINT

-1

29

Get

Ref From Net

BOOL

0 = TB or keypad speed ref
1 = Network speed ref

1

Value varies based on drive rating and operating conditions.

2

This value is converted to milliseconds using the following formula: value x 2 = milliseconds. For

example, a value of 45000 equals 90.000 seconds.

Service Code

Implemented for

Service Name

Class

Instance

0x0E

Yes

Yes

Get_Attribute_Single

0x10

No

Yes

Set_Attribute_Single