PID control
Function Manual, 03/2017, A5E35300227-AC
5
Preface ................................................................................................................................................... 4
1 Documentation guide ............................................................................................................................ 12
2 Principles for control.............................................................................................................................. 16
2.1 Controlled system and actuators ............................................................................................ 16
2.2 Controlled systems ................................................................................................................. 18
2.3 Characteristic values of the control section ............................................................................ 20
2.4 Pulse controller ....................................................................................................................... 23
2.5 Response to setpoint changes and disturbances ................................................................... 27
2.6 Control Response at Different Feedback Structures .............................................................. 28
2.7 Selection of the controller structure for specified controlled systems ..................................... 36
2.8 PID parameter settings ........................................................................................................... 37
3 Configuring a software controller ........................................................................................................... 38
3.1 Overview of software controller .............................................................................................. 38
3.2 Steps for the configuration of a software controller ................................................................ 40
3.3 Add technology objects ........................................................................................................... 40
3.4 Configure technology objects ................................................................................................. 42
3.5 Call instruction in the user program ........................................................................................ 43
3.6 Downloading technology objects to device ............................................................................. 44
3.7 Commissioning software controller ......................................................................................... 45
3.8 Save optimized PID parameter in the project ......................................................................... 45
3.9 Comparing values ................................................................................................................... 46
3.9.1 Comparison display and boundary conditions ........................................................................ 46
3.9.2 Comparing values ................................................................................................................... 47
3.10 Parameter view ....................................................................................................................... 49
3.10.1 Introduction to the parameter view ......................................................................................... 49
3.10.2 Structure of the parameter view .............................................................................................. 51
3.10.2.1 Toolbar .................................................................................................................................... 51
3.10.2.2 Navigation ............................................................................................................................... 52
3.10.2.3 Parameter table ...................................................................................................................... 52
3.10.3 Opening the parameter view ................................................................................................... 54
3.10.4 Default setting of the parameter view ..................................................................................... 55
3.10.5 Working with the parameter view ............................................................................................ 57
3.10.5.1 Overview ................................................................................................................................. 57
3.10.5.2 Filtering the parameter table ................................................................................................... 58
3.10.5.3 Sorting the parameter table .................................................................................................... 59
3.10.5.4 Transferring parameter data to other editors .......................................................................... 59
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