Siemens Module B3 manual Network 10 Title

Page 36

Automation and Drives - SCE

Network 9: Reset values

exit:

"AI_Fill_Actual_Norm“ "AI_Fill_Setp_Norm

"Pump“

"Pump“

"Display_ON“ "Display_ON“

Network 10: Title

****************************************************************************************************************

OB1: Title

Network 1: Call subroutine: Two position controller

"Two Position

Controller“

 

 

 

 

 

 

 

Preface Fundamentals

Discontinuous Action Controllerr

Controller Block (S)FB41

Setting the System Appendix

 

 

 

 

 

 

 

 

T I A Training Document

Page 36 of 64

Module

 

 

 

 

B3

Issued: 02/2008

 

 

Control Engineering with STEP 7

Image 36
Contents Module B3 Automation and Drives SCE Table of Contents Automation and Drives SCE To 3 days Module C To 3 days Module D Frequency Converter at Simatic S7Learning Objective PrerequisitesHardware and software required PLCFundamentals of Control Engineering Tasks of Control EngineeringComponents of a Control Loop Controlled VariableFeedback Variable r Disturbance Variable z Setpoint Value wComparing Element Controlling ElementActuator Controlled SystemDead Time Characteristics For Step Function for Examining Controlled SystemsAutomation and Drives SCE Proportional Controlled System with a Time Delay Time constantProportional Controlled System with Two Time Delays Tu Delay time Tg Transition timeControllability of P-Tn systems Proportional Controlled System with n Time Delays Controlled Systems without Inherent Regulation Types of Controllers Two Position Controllers Switch-On Value Manipulated Variable Time HysteresisThree Position Controllers Basic Types of Continuous Controllers Proportional Controllers P-Controller Automation and Drives SCE With Integral Action Controllers I- ControllerPI Controllers Controller LayoutDerivative Action Controllers D-Controller PID ControllersObjectives for Controller Adjustment 450.85 Digital Controllers DAC Preface Fundamentals Structogram YES Assignment List Symbol Address Comment ExercisePossible Solution for the PLC Program NetworkD24/AIFillSetpNorm/Norm.value for level setpoint Network 10 Title Task Definition for PID Standard Controller Function Diagram of the control system with a PID controller FB 41 Contc UseDescription Exercise Example Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE SP INT PLC’ Automation and Drives SCE Automation and Drives SCE Automation and Drives SCE General Tu-TgApproximationT g Approximation Setting the PI-Controller according to Ziegler-Nichols For setpoint characteristic MAN Solution of the PLC program Setting the PI controller according to Ziegler-Nichols SetpointDiagram of the controller block AppendixInput Parameters Data Value Range Default Description Type Comrst Bool FalseParameter Data Type Value Range Default Lmnhlm Real Lmnllm Parameter Data Value Range Default Description Type Output Parameters