5
IM 01E21A02-03EN
A3.2 Input Section .................................................................................................... 256
A3.2.1 Main Inputs ........................................................................................ 256
A3.2.2 Auxiliary Inputs .................................................................................. 257
A3.2.3 INPUT_OPTS ................................................................................... 257
A3.2.4 Relationship between the Main Inputs and PV ................................. 258
A3.3 Computation Section ....................................................................................... 259
A3.3.1 Computing Equations ....................................................................... 259
A3.3.2 Compensated Values ........................................................................ 260
A3.3.3 Average Calculation .......................................................................... 260
A3.4 Output Section ................................................................................................. 260
A3.4.1 Mode Handling .................................................................................. 261
A3.4.2 Status Handling ................................................................................. 262
A3.5 List of the Arithmetic Block Parameters ....................................................... 263
Appendix 4. Link Master Functions .............................................................. 266
A4.1 Link Active Scheduler (LAS) ........................................................................... 266
A4.2 Link Master (LM) ............................................................................................... 266
A4.3 Transition of LM Function ............................................................................... 267
A4.4 LM Functions .................................................................................................... 269
A4.4.1 LM Function List ................................................................................ 269
A4.5 LM Parameters ................................................................................................. 270
A4.5.1 LM Parameter List ............................................................................. 270
A4.5.2 Descriptions for LM Parameters ....................................................... 272
A4.6 FAQs .................................................................................................................. 276
Appendix 5. PID Block .................................................................................... 278
A5.1 Functional Block Diagram .............................................................................. 278
A5.2 Functions of PID Block .................................................................................... 279
A5.3 Parameter List of PID Block ............................................................................ 280
A5.4 PID Computation Details ................................................................................. 282
A5.4.1 Proportional Derivative Leading Type PID Control Algorithm
(I-PD) ................................................................................................. 282
A5.4.2 PID Control Algorithm Parameters ................................................... 283
A5.5 Control Output Action ..................................................................................... 283
A5.5.1 Velocity Type ..................................................................................... 283
A5.6 Direction of Control Action ............................................................................. 283
A5.7 Control Action Bypass .................................................................................... 284
A5.8 Feed-forward .................................................................................................... 284
A5.9 Block Modes ..................................................................................................... 285
A5.9.1 Mode Transitions ............................................................................... 285
A5.10 Bumpless Switching ........................................................................................ 286
A5.11 Setpoint Limiter ................................................................................................ 286
A5.11.1 When PID Block Is in Auto Mode ...................................................... 286
A5.11.2 When PID Block Is in Cas or RCas Mode ........................................ 286