Issue 01/06 parameter description, R2250 co: output setpoint of pid-mop, P2251 pid mode – Siemens 440 User Manual

Page 231

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Issue 01/06

Parameter Description

MICROMASTER 440 Parameter List
6SE6400-5BB00-0BP0

231

r2250

CO: Output setpoint of PID-MOP

Min: -

Datatype: Float Unit:

%

Def:

-

P-Group: TECH

Max: -

Displays output setpoint of motor potentiometer in [%].

%

100

P2000

f

act

1
0

1
0

t

t

t

DIN

BOP

USS

CB

COM link

1
0

t

P2235

P2236

P0840

r2250

%

100

P2000

P1080

%

100

P2000

P1082

%

100

P2000

P1080

%

100

P2000

P1082

%

Note:

r2250 = 100 % corresponds to 4000 hex

P2251 PID

mode

Min: 0

CStat:

CT

Datatype: U16 Unit:

-

Def:

0

P-Group: TECH

Active: Immediately

QuickComm.: No

Max: 1

Configuration of PID controller.

Possible Settings:

0

PID as setpoint

1

PID as trim

Common Settings:

In addition to the open-loop/closed-loop control of a three-phase motor (standard applications for a drive
inverter), MICROMASTER has a technological controller that can be used to control (closed-loop) process
quantities such as pressure, filling level or control a winder. These applications and the closed-loop control
structures required to implement these are shown in the following diagram.

Application

Control structure

SUM

setpoint

PID

RFG

PID

AFM

RFG

x

2

v

2

v

1

4

2

PID

setpoint

PID

feedback

PID

RFG

PID

PID
limit

AFM

RFG

v

2

*

x

2

*

x

2

p

2

*

p

2

PID

setpoint

PID

feedback

PID
limit

Motor

control

Motor

control

PID control

Dancer control

Variable speed drive (VSD)

1

3

p

2

SUM

setpoint

AFM

RFG

Motor

control

v

Level

2

Level

3

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