Mitsubishi Electric a2 Series Programming Manual page 9

Simple application controllers
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α
Series Applications Controller
2
6. Function Blocks ......................................................................... 6-1
6.1 Definitions ............................................................................................. 6-6
6.2 Abbreviations ........................................................................................ 6-6
6.3 Boolean block ....................................................................................... 6-7
6.4 Set/Reset Block .................................................................................... 6-9
6.5 Pulse Block ......................................................................................... 6-11
6.6 Alternate Block .................................................................................... 6-13
6.7 Delay Block ......................................................................................... 6-14
6.8 One Shot Block ................................................................................... 6-16
6.9 Flicker Block ........................................................................................ 6-18
6.10 TimeSW Block .................................................................................. 6-21
6.10.1 Setting the First Time Switch ................................................... 6-21
6.10.2 For the Date operation: ............................................................ 6-22
6.10.3 For the Weekly Operation: ....................................................... 6-22
6.10.4 To Enter New Time Switches ................................................... 6-22
6.10.5 To Edit Time Switches ............................................................. 6-23
6.10.6 To Delete Time Switch Data .................................................... 6-23
6.11 Counter Block ................................................................................... 6-24
6.12 Up/Down Counter Block .................................................................... 6-25
6.13 Compare Block ................................................................................. 6-27
6.14 Analog Output ................................................................................... 6-29
6.15 OFFSET Block .................................................................................. 6-32
6.16 Display Block .................................................................................... 6-35
6.16.1 Displaying Data Onscreen ....................................................... 6-35
6.16.2 Editing Data Onscreen ............................................................. 6-36
6.17 Zone Compare Block ........................................................................ 6-39
6.18 Schmitt Trigger Block ........................................................................ 6-41
6.19 Hour Meter Block .............................................................................. 6-44
6.20 Speed Detect Block .......................................................................... 6-46
6.21 Pulse Width Modulation .................................................................... 6-51
6.22 PID Block .......................................................................................... 6-53
6.22.1 Parameter List and PID Details. ............................................... 6-54
6.22.2 Setting the Input Values, SV and PV ....................................... 6-56
6.22.3 Setting the Function Block Parameters .................................... 6-56
6.22.4 Limiting the Manipulated Value ................................................ 6-59
6.22.5 Setting KP, TI, and TD with Auto-tuning .................................. 6-60
6.22.6 PID Troubleshooting ................................................................ 6-61
6.22.7 Error Codes .............................................................................. 6-62
6.23 Retentive Alternate Block .................................................................. 6-67
6.24 Addition Block ................................................................................... 6-68
6.25 Subtraction Block .............................................................................. 6-69
6.26 Multiplication Block ........................................................................... 6-70
6.27 Division Block .................................................................................... 6-71
6.28 Calculation Block .............................................................................. 6-72
6.29 Shift Block ......................................................................................... 6-74
vii

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