Yokogawa digitalYEWFLO (DY-FF) - Manual (Page 3)

ii
IM 01F06F00-01EN
6. EXPLANATION OF BASIC ITEMS ........................................................... 6-1
6.1 Setting and Changing Parameters for the Whole Process .......................... 6-1
6.2 Transducer Block Parameters ......................................................................... 6-2
6.3 AI Function Block Parameters ......................................................................... 6-4
6.4 Parameters of DI Function Block .................................................................... 6-6
6.5 Integral LCD Indicator ...................................................................................... 6-6
7. IN-PROCESS OPERATION ...................................................................... 7-1
7.1 Mode Transition ................................................................................................ 7-1
7.2 Generation of Alarm .......................................................................................... 7-1
7.2.1 Indication of Alarm.............................................................................. 7-1
7.2.2 Alarms and Events ............................................................................. 7-3
7.3 Simulation Function ......................................................................................... 7-3
8. DEVICE STATUS ....................................................................................... 8-1
9. GENERAL SPECIFICATIONS .................................................................. 9-1
9.1 Standard Specifi cations ................................................................................... 9-1
9.2 Model and Suffi x Codes ................................................................................... 9-3
9.3 Optional Specifi cations .................................................................................... 9-3
10. EXPLOSION PROTECTED TYPE INSTRUMENT ................................. 10-1
10.1 ATEX ................................................................................................................. 10-1
10.2 FM ..................................................................................................................... 10-5
10.3 IECEx .............................................................................................................. 10-11
10.4 CSA .................................................................................................................10-13
10.5 TIIS ..................................................................................................................10-14
APPENDIX 1. LIST OF PARAMETERS
FOR EACH BLOCK OF digitalYEWFLO ...............................................A1-1
A1.1 Resource Block .................................................................................................... A1-1
A1.2 Al Function Block ................................................................................................. A1-3
A1.3 Transducer Block ................................................................................................. A1-6
A1.4 DI Function Block ................................................................................................A1-11
APPENDIX 2. APPLICATION, SETTING AND CHANGE OF BASIC
PARAMETERS ........................................................................................A2-1
A2.1 Applications and Selection of Basic Parameters ............................................. A2-1
A2.2 Setting and Change of
Basic Parameters ........................................................................................... A2-2
A2.3 Setting the AI Function Blocks ........................................................................... A2-2
A2.4 Setting the Transducer Block ............................................................................. A2-4
A2.5 Setting the DI Function Blocks ........................................................................... A2-6
APPENDIX 3. OPERATION OF EACH PARAMETER IN FAILURE MODE ...A3-1
APPENDIX 4. FUNCTION DIAGRAMS OF FUNCTION BLOCKS .................A4-1
A4.1 AI Function Block ........................................................................................... A4-1
A4.2 DI Function Block ........................................................................................... A4-1