B-25, Class code 0x04 — assembly objects (continued) – Rockwell Automation 160-DN2 160-DN2 DeviceNet Communication Module FRN 3.xx User Manual

Page 107

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Publication 0160-5.18 - June 2003

DeviceNet Information

B-25

Class Code 0x04 —
Assembly Objects (Continued)

Instance Data Format: Output Assemblies (Continued)

➀ Net Ref has higher priority than Net Control. Therefore, if Net Ref is set, presets are ignored.
➁ For Preset Speed Units: Net Ref determines if speed reference comes from the network or preset speeds.

➅ 0 = 0 Hz, 32767 = Maximum Frequency (Hz)

The following table indicates the I/O Assembly Data Attribute
mapping for Output Assemblies.

Instance 101 Data Format (Preset Control) (Preset Speed Units Only)

This output assembly type is only available for use with Preset Speed Units.

Byte

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0

Fault Reset

RunRev

RunFwd

1

DN Preset Cmd

(DN Preset Cmd contains these three bits)

Preset 2

➁➂

(acts like TB2-4
or SW3)

Preset 1

➁➂

(acts like TB2-2
or SW2)

Preset 0

➁➂

(acts like TB2-1
or SW1)

Instance 103 Allen-Bradley Drive Output Assembly

This output assembly mirrors the 1305/1336 IO format.

Byte

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

0

N/A

N/A

Direction

Direction

Clear Faults

N/A

Start

Stop

1

N/A

Reference
Select

Reference
Select

Reference
Select

N/A

N/A

N/A

N/A

2

Scale Speed Reference (Low Byte)

3

Scale Speed Reference (High Byte)

➂ Preset Speed

➃ Direction

➄ Reference Select

TB3-4
(SW3)

TB3-2
(SW2)

TB3-1
(SW1)

Bit 5 Bit 4

Bit 14 Bit 13 Bit 12

0

0

0

Preset 0

0

0

No Command

0

0

0

No Command Select

0

0

1

Preset 1

0

1

Forward Command

0

0

1

TB3 Control

0

1

0

Preset 2

1

0

Reverse Command

0

1

0

Network Control

0

1

1

Preset 3

1

1

Hold Direction Cmd

0

1

1

Preset 3

1

0

0

Preset 4

1

0

0

Preset 4

1

0

1

Preset 5

1

0

1

Preset 5

1

1

0

Preset 6

1

1

0

Preset 6

1

1

1

Preset 7

1

1

1

Preset 7

Data Component Name

Class

Instance

Attribute

Name

Number

Number

Name

Number

RunFwd

Supervisor

29hex

1

RunFwd

3

RunRev

Supervisor

29hex

1

RunRev

4

Fault Reset

Supervisor

29hex

1

FaultRst

11

NetCtrl

Supervisor

29hex

1

NetCtrl

5

DN Preset Cmd

Supervisor

29hex

1

DNPresetCmd

102

NetRef

AC Drive

2Ahex

1

NetRef

4

Speed Reference

AC Drive

2Ahex

1

SpeedRef

8

Internal Frequency

160 Param

B3

1

Internal Freq

58

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