Position control - interpolated/direct, Position control (4 ms) inter polated/direct – Rockwell Automation 1756-DMF30 ControlLogix Drive Module User Manual

Page 86

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Publication 1756-UM522B-EN-P - February 2003

B-6 1756-DMD30 Specific Information

Position Control - Interpolated/Direct

Inter

polator

x

x

x

786

00

740

13

748

751

Synchroniz

e

0

1

2

750

749

743

742

Gear Rat

[ N ]

[ D ]

745

746

Po

sitRef EGR Mul

Po

sitRef EGR Div

+

Rate Lim

753

754

755

LP

ass

Filter

756

740

04

740

05

Accum

Σ

744

+

747

762

764

P Gain

kp

768

I Gain

ki

s

770

Limit

772

773

741

00

774

+

Gear Rat

[ N ]

[ D ]

766

767

Link

763

765

Calib

Const

Calib

Const

Droop

771

In

v

&

740

02

740

03

&

152

17

152

26

157

03

Limit

1

0

318

775

776

&

740

01

157

03

0

741

02

Act Motor P

osit

Po

sit Actl Load

Po

sitReg Integ

Po

sitReg Droop

Po

sitReg P Gain

XReg Integ Out

Po

sition Status

XReg Integ LoLim

XReg Integ HiLim

Po

sition Status

CoarseP

osit T

rgt

Po

sition Control

(Inter

p Re

v)

Xsync Status

(Sync Pulse)

Inter

p Spd Scale

Inter

p Speed

Inter

p P

osition

Au

x P

osit Ref

Po

sit Offset 1

Po

sit Offset 2

Po

sit Offset Spd

X Offst SpdFilt

Po

sition Control

(X Offset P

ol)

Po

sition Control

(X Offset Ref)

Po

sitRef EGR Out

Po

sition Cmmd

Po

sition Control

(Speed Out En)

Logic Ctr

l State

(P

osition En)

P

osition Control (4 ms)

Inter

polated/Direct

Mtr P

osit Fdbk

Po

sit Load Fdbk

P

osit FB EGR Mul

Po

sit FB EGR Div

Po

sition Control

(Integ En)

Po

sition Control

(Integ Hold)

Applied LogicCmd

(Star

t)

Applied LogicCmd

(P

osition En)

Logic Ctr

l State

(P

osition En)

741

01

741

03

XReg Spd LoLim

XReg Spd HiLim

*

*

*

Po

sit Ref Sel

Po

sit Spd Output

769

Po

sition Error

from Speed/P

osit

Fdbk [9H2]

to Speed Control

- Regulator [3A2]

Der

iv

Der

iv

See P

oint-to-P

oint

Po

sition Control

Diag

ra

m page 6

Der

iv

Accum

Σ

Accum

Σ

Accum

Σ

Accum

Σ

Accum

Σ

Logic Ctr

l State

(P

osition En)

*

740

06

Po

sition Control

(ActP

osit Rst)

If p740 b6 = 1 and the position

regulator is NO

T enab

led,

accum

ulated v

alues are set to

the v

alue of p762.

If p740 b6 =

0 and the position regulator is

NO

T enab

led, accum

ulated

v

alues are set to the ref

erence

v

alue

.

*

+

-

+

-

+

-

1

2

3

4

5

6

B

A

D

C

F

E

H

G

I

157

03

0

(X Spd LLim)

(X Spd HLim)

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