Siemens SIMATIC S5 Manual page 71

Contents
Contents
1 Description of the Firmware
1.1 Functional Description of Temperature Control
1.1.1 Closed-Loop Control
1.1.2 Actual Value Processing
1.1.3 Manipulated Variable Processing, Outputs-Heating Switch
1.1.4 Setpoint Processing, Closed-Loop Control
1.1.5 Monitoring Functions and Error Messages
1.1.6 20.48 V Channels (for Special Function)
1.1.7 Comparator
1.1.8 Software Release
1.1.9 Module Number
1.2 Self-Tuning Temperature Controller
1.2.1 Introduction
1.2.2 Mode of Operation
1.2.3 Calculated Parameters
1.2.4 Which Controlled Systems Can the Self-Tuning Function be Used With? 4-21
1.2.5 Assigning Parameters for the Self-Tuning Function
2 Data Exchange with the Central Controller
2.1 Messages 0 to 12 (Controller Parameters)
2.2 Messages 13 and 14
2.3 Message 15
2.4 Message 16
2.5 Messages 17 to 21
2.6 Messages 22 to 63
3 Special Functions for Plastic Machines
3.1 Hot Channel Control
3.1.1 Introduction
3.1.2 Approach Phase
3.1.3 Controller Sampling Time for Hot Channel Control
3.2 Cascaded Control
3.2.1 Introduction: Example Plastic Processing Machines
3.2.2 Description of the Controller Structure
3.2.3 Selecting Cascaded Control
3.2.4 Parameter Assignment for Cascaded Control
3.2.5 Changes/Additions to the Messages
3.2.6 Notes on Operation with Cascaded Control
4-2
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IP244
C79000-B8576-C860-02