Siemens Module B3 manual Function Diagram of the control system with a PID controller

Models: Module B3

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Automation and Drives - SCE

Assignment List:

 

 

Symbol:

Address:

Comment

AI_w

PEW 128

Analog input setpoint generator 0…10V

AI_X

PEW 130

Analog input sensor actual value 0…10V

AO_Y

PAW 128

Analog output manipulated variable 0 … 10V

M_w

MD40

Internal setpoint (floating point number normalized)

Function Diagram of the control system with a PID controller

 

Controller

 

 

 

 

ControlledRegelstreckeSystem

 

 

 

Controller Output y

 

Regler

 

 

Stellgröße y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Final Control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Stellglied

 

 

 

 

 

 

 

 

Element

 

 

 

 

 

 

 

 

 

Generation

 

 

 

 

 

 

 

 

Bildung

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

of

 

 

 

 

 

 

 

 

der

 

 

 

 

 

Process

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Prozess

ControlRegelfunktionFunction

SystemRegeldifferenzDeviationee==ww-x-x

Setp./Actual Value

Soll-Istwert-

ComparisonVergleichContrRegelgröße. Variablexx

Setpoint Generator

Sollwertgeber

Setpoint Int

Sollwert Int

MeasurinMessgeberSensor

Transducer

Messumformer

 

 

 

 

 

 

 

 

Preface Fundamentals

Discontinuous Action Controllerr

Controller Block (S)FB41

 

Setting the System Appendix

 

 

 

 

 

 

 

 

 

T I A Training Document

Page 38 of 64

Module

 

 

 

 

 

B3

Issued: 02/2008

 

 

 

Control Engineering with STEP 7

Page 38
Image 38
Siemens Module B3 manual Function Diagram of the control system with a PID controller