Yokogawa EXA SC202 2-Wire Conductivity Transmitter/Analyzer - Manual (Page 2)

IM 12D08B02-01E
IM 12D08B02-01E
8th Edition: Oct. 2009(YK)
All Rights Reserved, Copyright © 2001, Yokogawa Electric Corporation
TABLE OF CONTENTS
PREFACE
1. Introduction And General Description ............................................................. 1-1
1-1. Instrument check ............................................................................................ 1-1
1-2. Application ...................................................................................................... 1-3
2. general Specifications ....................................................................................... 2-1
2-1. Specifications .................................................................................................. 2-1
2-2. Operating specifications ................................................................................. 2-2
2-3. Model and suffix codes ................................................................................... 2-5
2-4. Control Drawing SC202S mA HART® Specification (IECEx) ......................... 2-6
2-6. Control Drawing SC202S mA HART® Specification ............................................
(FM Intrinsically safe design). .......................................................................... 2-8
2-8. Control Drawing of SC202S mA HART® Specification (CSA) ...................... 2-10
2-9. Control Drawing of SC202S FF/PB Specification (IECEx) ............................2-11
2-10. Control Drawing of SC202S FF/PB Specification (ATEX) .......................... 2-12
2-11. Control Drawing of SC202S FF/PB Specification ..............................................
(FM Intrinsically safe Entity) ........................................................................... 2-13
2-12. Control Drawing of SC202S FF/PB Specification ..............................................
(FM Intrinsically safe FISCO) ......................................................................... 2-15
2-13. Control Drawing of SC202S FF/PB Specification ..............................................
(FM Non-incendive Entity) ............................................................................. 2-17
2-14. Control Drawing of SC202S FF/PB Specification ..............................................
(FM Non-incendive FNICO) ........................................................................... 2-18
2-15. Control Drawing of SC202S FF/PB Specification (CSA) ............................ 2-19
3. Installation And Wiring....................................................................................... 3-1
3-1. Installation and dimensions ............................................................................ 3-1
3-1-1. Installation site .................................................................................................................3-1
3-1-2. Mounting methods ...........................................................................................................3-1
3-2. Preparation ..................................................................................................... 3-3
3-2-1. Cables, terminals and glands ..........................................................................................3-3
3-3. Wiring of sensors ............................................................................................ 3-4
3-3-1. General precautions ........................................................................................................3-4
3-3-2. Additional precautions for installations in hazardous areas - Intrinsic safe ....................3-4
3-3-3. Installation in: Hazardous Area-Non-Incendive ..............................................................3-5
3-4. Wiring of power supply ................................................................................... 3-5
3-4-1. General precautions ........................................................................................................3-5
3-4-2. Connection of the power supply ......................................................................................3-5
3-4-3. Switching the instrument on ............................................................................................3-5
3-5. Sensor wiring .................................................................................................. 3-6
3-6. Other sensor systems ..................................................................................... 3-7
3-6-1. Sensor cable connections using junction box (BA10) and extension cable (WF10) .......3-7