Yokogawa EXA DC402 Dual-Channel Conductivity Analyzer Bedienungsanleitung

User’sManualModel DC402G [Style: S2]Converter for Dual CellConductivity and ResistivityIM 12D08E02-01EIM 12D08E02-01E4th Edition

IM 12D08E02-01ESpecification 2-3E. Housing : Cast aluminium case with chemically resistant coating, cover with flexible polycarbonate window. Cas

IM 12D08E02-01EInstallation and wiring 3-13. INSTALLATION AND WIRING3-1. Installation and dimensions3-1-1. Installation siteThis instrument is a Class

IM 12D08E02-01E3-2 Installation and wiringM6, 4 screws100178137+2 0137+2 012 max.(panel thickness)23Panel cutout dimensions(7.01)(0.91)(0.47)(5.43)(

IM 12D08E02-01EInstallation and wiring 3-3Figure 3-4. Internal view of EXA wiring compartment• Never apply power to the DC402G converter and other in

IM 12D08E02-01E3-4 Installation and wiring3-2. PreparationRefer to figure 3-4. The relay contact terminals and power supply connections are under the

IM 12D08E02-01EInstallation and wiring 3-5FRONT GLANDS REAR GLANDSSensors0/4-20 mAOutputsignalsContactoutputContactoutputContactinput0/4-20 mAPowerS1S

IM 12D08E02-01E3-6 Installation and wiringFigure 3-7. Input and output connections3-3-3. AC powerConnect terminal 1 to the phase line of the AC power

IM 12D08E02-01EInstallation and wiring 3-73-4. Wiring the contact signals3-4-1. General precautionsThe contact output signals consist of voltage-free

IM 12D08E02-01E3-8 Installation and wiring3-6. Sensor wiringRefer to figure 3-9, which includes drawings that outline sensor wiring.The EXA DC402G can

IM 12D08E02-01E PREFACEElectric dischargeThe EXA analyzer contains devices that can be damaged by electrostatic discharge. When servicing this equipme

IM 12D08E02-01EInstallation and wiring 3-93-8. Other sensor systemsTo connect other sensor systems, follow the general pattern of the terminal connect

IM 12D08E02-01E3-10 Installation and wiringFigure 3-12. Sensor cable connections

IM 12J05D02-01EOperation 4-14. OPERATION; DISPLAY FUNCTIONS AND SETTING4-1. Operator interfaceThis section provides an overview of the operation of th

IM 12J05D02-01E4-2 Operation Figure 4-1. DC402G operator interface4-2. Explanation of operating keysMODE key This key toggles between the Measuring

IM 12J05D02-01EOperation 4-34-3. Setting passcodesIn Service Code 52, EXA users can set passcode protection for each one of the three operating levels

IM 12J05D02-01E4-4 Operation4-5. Display functionsSequence for resistivity function parallels this conductivity example.YES NOµS /cmµS /cmYES(See Setp

IM 12D08E02-01EParameter setting 5-15. PARAMETER SETTING5-1. Maintenance mode5-1-1. IntroductionStandard operation of the EXA instrument involves use

IM 12D08E02-01E5-2 Parameter setting5-1-2. Manual activation of HoldYESNOMODEYESNOYESNOSETPOINTSRANGESET HOLDSERVICE*NO MODEYESENTYOKOGAWAMODETEMP.CON

IM 12D08E02-01EParameter setting 5-35-1-3. Setpoint adjustmentYESNOS/cmNOYESNOYESNOYESYESFor adjustments,follow proceduresas in section 5.2.2MODESETPO

IM 12D08E02-01E5-4 Parameter setting5-2. Commissioning mode5-2-1. IntroductionIn order to obtain peak performance from the EXA DC402, you must set it

IM 12D08E02-01E This symbol indicates that the operator must refer to the instructions in this manual in order to prevent the instrument (hardware) o

IM 12D08E02-01EParameter setting 5-55-2-2. SetpointsENTENTENTENT ENTENTENTENTrepeatedkeystrokesS/cmS/cmS/cmS/cmS/cmS/cmS/cmS/cmYESNONONONOYESSETPOINTS

IM 12D08E02-01E5-6 Parameter settingNOYESNOYESNONOYESProcess Alarms onS.3 and S.4 areonly available whenenabled in ServiceCodes 40-49mS/cmNOYESAnalog

IM 12D08E02-01EParameter setting 5-75-2-3. RangeYESNOYESNONONOYESSETPOINTSRANGESET HOLDSERVICE*TEMP.YESNOYESENTYESNOSee facingpageENTENTENTENTENTENTEN

IM 12D08E02-01E5-8 Parameter settingYESNONOENTYESENTYESENT ENTENTENTENTENTYESNOYESNOYESNOYESNOYESNOYESS/cmS/cmNote: Range 2 does not appear when PI co

IM 12D08E02-01EParameter setting 5-95-2-4. HoldHOLD activelast measuredvalue.YESNOYES NOYESNONOYESNOYESNOYESNONONONOSETPOINTSRANGESET HOLDSERVICE*TEMP

IM 12D08E02-01E5-10 Parameter settingHOLDHOLDHOLD HOLDHOLDENTHOLDENTENTENTHOLD values set,return to commissioningmenu.ENTENTSet HOLD "fixed value

IM 12D08E02-01EParameter setting 5-115-2-5. Temperature compensation1. Why temperature compensation?The conductivity of a solution is very dependent

IM 12D08E02-01E5-12 Parameter settingYESNONONONOSETPOINTSRANGESET HOLDSERVICE*MEASUREDISPLAY 1HOLDMODETEMP.CAL 2CAL 1NONONOYES NOYESNOYESNOYES NOYES N

IM 12D08E02-01EParameter setting 5-135-2-6. ServiceM cmENTENTENTENTENTENTExample: Service Code 01Select main parameter for SC

IM 12D08E02-01E5-14 Parameter setting5-3. Notes for guidance in the use of service coded settingsDon't set or input service code numbers other th

IM 12D08E02-01E TABLE OF CONTENTSPREFACE...

IM 12D08E02-01EParameter setting 5-15Code Display Function Function detail X Y Z Default valuesParameter specific functions01 *SC.RES Select

IM 12D08E02-01E5-16 Parameter setting5-3-3. Temperature compensation functionsCode 20 *T.R.°C Choose a temperature to which the measured conductivi

IM 12D08E02-01EParameter setting 5-17Code Display Function Function detail X Y Z Default valuesTemperature compensation functions20 *T.R.°C S

IM 12D08E02-01E5-18 Parameter setting01.000 800 600 400 200 0100 80 60 40 20 0 2 4 6810 12 14 16 18 20 22 245-3-4. mA output functions

IM 12D08E02-01EParameter setting 5-19Code Display Function Function detail X Y Z Default valuesmA output functions30 *mA mA output range mA1

IM 12D08E02-01E5-20 Parameter setting5-3-5. Contact outputsCode 40 *S1, *S2 Process relays can be set for a variety of alarm and control function.4

IM 12D08E02-01EParameter setting 5-21Code Display Function Function detail X Y Z Default valuesContactsContin. Calculated value 041

IM 12D08E02-01E5-22 Parameter settingCode 44 *D.TIME The delay time sets the minimum relay switching time. This function can be adjusted to give a

IM 12D08E02-01EParameter setting 5-231005000.3 s% controller outputCode Display Function Function detail X Y Z Default valuesContacts (continue

IM 12D08E02-01E5-24 Parameter setting5-3-6. User interfaceCode 50 *RET. When Auto return is enabled, the converter reverts to the measuring mode fr

IM 12D08E02-01E5-3-3. Temperature compensation functions ...5-165-3-4. mA outp

IM 12D08E02-01EParameter setting 5-25Code Display Function Function detail X Y Z Default valuesUser interface50 *RET Auto return Auto return

IM 12D08E02-01E5-26 Parameter setting5-3-7. Communication setupCode 61 *HOUR The clock/calendar for the logbook is set for current date and time as

IM 12D08E02-01EParameter setting 5-27Code Display Function Function detail X Y Z Default valuesGeneral70 *LOAD Load defaults Reset configura

IM 12D08E02-01ECalibration 6-16. CALIBRATION6-1 When is calibration necessary?Calibration of conductivity/resistivity instruments is normally not requ

IM 12D08E02-01E6-2 Calibration6-2. Calibration procedureENTM Ω.cmENTM Ω.cm>Select the flashing digit with the > key.Increase its value by pressi

IM 12D08E02-01ECalibration 6-36-3. Calibration with HOLD activemS/cmHOLDmS/cmENTHOLDmS/cmENTHOLD>Select the flashing digit with the > key.Increa

IM 12D08E02-01EMaintenance 7-17. MAINTENANCE7-1. Periodic maintenance for the EXA 402 converterThe EXA converter requires very little periodic mainten

IM 12D08E02-01EMaintenance 7-27-3. Fuse ReplacementThis section describes how to replace the power supply fuse.• Use only a fuse of the specified cur

IM 12D08E02-01EIntroduction 1-11. INTRODUCTION AND GENERAL DESCRIPTIONThe Yokogawa EXA 402 is a 4-wire converter designed for industrial process monit

IM 12D08E02-01ETroubleshooting 8-18. TROUBLESHOOTINGThe EXA DC402G is a microprocessor-based analyzer that performs continuous self-diagnostics to ve

IM 12D08E02-01E8-2 TroubleshootingThe following error message table gives a list of possible problems that can be indicated by the EXA.Table 8-1. Erro

IM 12D08E02-01ESpare parts 9-19. SPARE PARTSSee Customer Maintenance Parts List.

IM 12D08E02-01EAppendix 10-110. APPENDIX 10-1.Usersettingfornon-linearoutputtable(code31,35and36) Output signal value % mA mA Output

IM 12D08E02-01E10-2 Appendix10-3. Matrix data table (user selectable in code 22)Matrix,Solution Temp(°C) Data1 Data2 Data3 Data4 Data5HCL

IM 12D08E02-01EAppendix 10-310-4. Sensor Selection10-4-1. GeneralThe inputs of the EXA transmitter are freely programmable for ease of installation. S

IM 12D08E02-01E10-4 Appendix10-6. User setting table FUNCTION SETTING DEFAULTS USER SETTINGSParameter specific functions01 *SC.RES 0 SC03 *0.1

IM 12D08E02-01EAppendix 10-5 FUNCTION SETTING DEFAULTS USER SETTINGSUser Interface50 *RET 1 on 51 *MODE 0 off 52 *PASS 0.0.0 all o

IM 12D08E02-01E10-6 Appendix10-7. Configuration checklist for DC402G Standard Configuration Options Reference for changeMeasured Variable(s) pr

IM 12D08E02-01E1-2 Introduction1-2. ApplicationThe EXA converter is intended to be used for continuous on-line measurement in industrial installations

IM 12D08E02-01EAppendix 10-710-8. USP <645> Water Purity MonitoringWhat is USP? USP stands for United States Pharmacopeia and it is responsible

IM 12D08E02-01E10-8 AppendixSetting up DC402G for USPFirst enable USP in service code 57. Change the setting from 0 (default) to 1 (enabled).This acti

IM 12D08E02-01EAppendix 10-910-9. WHAT IS DUAL CONDUCTIVITY?Dual cell conductivity is a precise, comparative measurement.The EXA DC402G receives input

IM 12D08E02-01EAppendix 10-10Error codesCode Error description Possible cause Suggested remedy E1 Polarization detected on cell Sensor surface fo

IM 12D08E02-01EAppendix 2 11-111. APPENDIX 2 QUALITY INSPECTIONQualityInspectionStandards DC402GConverter for Conductivity or Resistivity QIS 12D0

IM 12D08E02-01E11-2 Appendix 22/3 QIS 12D08E02-01Ee. Press the [>] key once. The data display will show “80” with the second digit of 0 flashing.

IM 12D08E02-01EAppendix 2 11-33/3 QIS 12D08E02-01E3.5 Temperature Indication Check Following Section 3.4, press the [ENT] key until the message displa

IM 12D08E02-01E11-4 Appendix 2製品名称導電率変換器タグNo.PRODUCT NAMECONDUCTIVITY CONVERTERTAG　NO.形名MODELDC402G手配No. 計器番号ORDER　NO. SERIAL NO.検 査 項 目　　　INSPECTION

CustomerMaintenanceParts ListAll Rights Reserved, Copyright © 2007, Yokogawa Electric Corporation.Subject to change without notice. Model DC402G [Styl

CMPL 12D08E02-02E2nd Edition : Sep. 2012 (YK)23453178963Item Part No. Qty Description 1 K9171SS 1 Mounting Set (/U) 2 Y9608KU 4 S

IM 12D08E02-01ESpecification 2-12-1. General specificationsA. Input specifications : Two inputs , each 2-electrode measurement with square wave exci

IM 12D08E02-01ERevision RecordManual Title : Model DC402G Converter for Dual Cell Conductivity and Resistivity [Style: S2] Manual Number : IM 12D08

IM 12D08E02-01E2-2 SpecificationH. Display : Custom liquid crystal display, with a main display of 31/2 digits 12.5 mm high. Message display of 6 al