Speed reference selection overview, B-4 control block diagrams – Rockwell Automation 1336E IMPACT Adjustable Frequency AC Drive User Manual V 1-4.XX User Manual

Page 342

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B-4

Control Block Diagrams

Speed Reference Selection
Overview

You can use the following block diagram to view how the drive uses
the various speed reference selection parameters to determine the
speed and direction that the drive should run.

Speed Ref 1

Scale

Auto–tune

Reference

Select

Direction

Select

Auto–tune

Active

A

Jog Reference

Select

0

Jog

Speed 2

30

28

29

Speed Ref 7

Scale

37

36

31

32

33

34

0

35

0 0 1

0 1 0

0 1 1

1 0 0

1 0 1

1 1 0

1 1 1

39

Speed Reference

Select

165

Stop Command

41

Fwd

Speed Limit

40

Rev

Speed Limit

15

Linear

Accel/Decel Ramp

Drive/Inv

Status

Ramp Bypass

B

38

Jog

Speed 1

Ramp

Output

Max

Select

Unipolar 0

–32767
Bipolar

X (–1)

0 0 0

Scale

8192

Scale

8192

2

17

Logic Options

Speed Ref Type

11

12

13

14

2

6

0

7

8

4

5

2

6

7

9

17

6

7

9

2

6

Speed Ref
1 Frac

Speed Scale 1

Speed Scale 7

Logic Input Sts

Logic Input Sts

Logic Input Sts

Logic Input Sts

Logic Options

Logic Input Sts

Autotune

Speed

Speed Ref 2

Speed Ref 3

Speed Ref 4

Speed Ref 5

Speed Ref 6

17

Logic Options

11

4

5

11

Start Dwell

193

Start Dwell

Spd

194

Start Dwell

Time

S–Curve Percent

47

14

14

14

14

14

Min

Speed

Limit

215

Min

Speed Limit

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