YOKOGAWA digitalYEWFLO Series

Toc-4
IM 01F06F00-01EN
APPENDIX 7. LINK MASTER FUNCTIONS ....................................................A7-1
A7.1 Link Active Scheduler.................................................................................... A7-1
A7.2 Link Master ..................................................................................................... A7-1
A7.3 Transfer of LAS .............................................................................................. A7-2
A7.4 LM Functions .................................................................................................. A7-3
A7.5 LM Parameters ............................................................................................... A7-4
A7.5.1 LM Parameter List ............................................................................A7-4
A7.5.2 Descriptions for LM Parameters ......................................................A7-6
A7.6 Trouble Shooting ........................................................................................... A7-8
APPENDIX 8. PID BLOCK ................................................................................A8-1
A8.1 Function Diagram .......................................................................................... A8-1
A8.2 Functions of PID Block .................................................................................. A8-1
A8.3 Parameters of PID Block ............................................................................... A8-2
A8.4 PID Computation Details ............................................................................... A8-4
A8.5 Control Output ................................................................................................ A8-4
A8.6 Direction of Control Action ........................................................................... A8-4
A8.7 Control Action Bypass .................................................................................. A8-5
A8.8 Feed-forward .................................................................................................. A8-5
A8.9 Block Modes ................................................................................................... A8-5
A8.10 Bumpless Transfer ......................................................................................... A8-6
A8.11 Setpoint Limiters ............................................................................................ A8-6
A8.11.1 When PID Block is in AUTO Mode ..................................................A8-6
A8.11.2 When PID Block is in CAS or RCAS Mode......................................A8-6
A8.12 External-output Tracking .............................................................................. A8-7
A8.13 Measured-value Tracking .............................................................................. A8-7
A8.14 Initialization and Manual Fallback (IMAN) ................................................... A8-7
A8.15 Manual Fallback ............................................................................................. A8-8
A8.16 Auto Fallback .................................................................................................. A8-8
A8.17 Mode Shedding upon Computer Failure ..................................................... A8-8
A8.18 Alarms ............................................................................................................. A8-9
A8.18.1 Block Alarm (BLOCK_ALM) .............................................................A8-9
A8.18.2 Process Alarms ................................................................................A8-9
A8.19
Example of Block Connections ............................................................................. A8-10
APPENDIX 9. DD MENU ...................................................................................A9-1
APPENDIX 10. METHOD ................................................................................A10-1
A10.1 Transducer Block ......................................................................................... A10-1
A10.2 Enhanced AR Block ..................................................................................... A10-5