Yokogawa ISC450 4-Wire Analyzer for Inductive Conductivity User Manual

IM 12D06D05-01E4th EditionUser’sManualModel ISC450G [Style: S2]Inductive Conductivity Converter

2 IM 12D06D05-01E2. GENERAL SPECIFICATIONS OF EXAxt ISC450GA) Input specifications :CompatiblewiththeYokogawainductiveconductivityISC40serie

3IM 12D06D05-01E2 GENERALSPECIFICATIONS Hold : ContactcanbeusedtosignaltheHOLDsituation. Failsafe : ContactS4isprogrammedasfail-sa

4IM 12D06D05-01EN) Safety and EMC conforming standards , Safety : EN61010-1   CSAC22.2No.61010-1   UL61010-1   FM3611ClassI,

5IM 12D06D05-01E3 INSTALLATIONANDWIRING3-1. Installation and dimensions3-1-1. Installation siteTheEXAxt450converterisweatherproofandcan be i

6 IM 12D06D05-01Emin.185 (7.25")min.195(7.75")138(5.43")138(5.43")M6M6M5138(5.43")+1 0138(5.43")+1 0Figure 3-2. Opt

7IM 12D06D05-01E3 INSTALLATIONANDWIRING3-2. Wiring3-2-1. PreparationRefertofigure3-4.Therelaycontactterminalsand power supply connections a

8 IM 12D06D05-01EHigh voltage sectionContact(S1, S2)outputcablesmAcablesContact(S3, S4)outputcablesSensorCablesInputcontactPowercableSuitable for cabl

9IM 12D06D05-01E3 INSTALLATIONANDWIRING3-3. Wiring the power supply3-3-1. General precautionsMake sure the power supply is switched off. Also, make

10 IM 12D06D05-01E3-3-5. Grounding the housingForthesafetyoftheuserandtoprotecttheinstrument against interference, the housing must always b

11IM 12D06D05-01E3 INSTALLATIONANDWIRING3-4. Wiring the contact signals3-4-1. General precautionsThe contact output signals consist of volt-age-fre

EnterMeasurement setup Temperature settings Temp. Compensation Calibration settings Concentration Measure Conductivity only Configure sens

12 IM 12D06D05-01EFigure 3-9a. DimensionsIt is necessary to use screening/shielding on the output signal cables. Terminal 63 is used to connect the s

13IM 12D06D05-01E3 INSTALLATIONANDWIRINGFigure 3-9b. Dimensions3-6-4. Sensor cable connections using junc-tion box (BA10) and extension cable (WF1

14IM 12D06D05-01EExtension cable may be purchased in bulk quantities or in pre-finished lengths. In the case of bulk quantities cut to length, then i

15IM 12D06D05-01E3 INSTALLATIONANDWIRINGFigure 3-11.a. Figure 3-11.b. Figure 3-11.c.

16 IM 12D06D05-01E4-1. Main display functionsGo to trend screen Go to zoom screenGo to status screenGo to maintenance screenTag :EXAxt ISC4503.76025.

17IM 12D06D05-01E4OPERATIONOFEXAxtISC450G4-3-1. Actual mA1 = the current output in mA of the first current output, which is defined as mA1. The ra

18 IM 12D06D05-01E4-3-14. HART Device revisionSometimesthefirmwareofadeviceisupdated in a way that the communication file (HART DD) need revisi

19IM 12D06D05-01E4OPERATIONOFEXAxtISC450G“RETURNKEY”exittopreviousdisplayMain displayPrimary setup displayCommisioning menu displayInstrument

20 IM 12D06D05-01E5-1. Configure sensor Measuring unit /cm /mEither /cm or /m can be chosen here. The Proc-ess values will be expressed in S/cm or S/m

21IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values min. max.ConfigureSensor Cellconstant 1.88cm-1 0.2

Electrostatic dischargeThe EXAxt converter contains devices that can be damaged by electrostatic discharge. When servicing this equipment, please obse

22 IM 12D06D05-01E5-4. Calibration settingsAir adjust limitTo avoid cable influences on the measurement, a“zero”calibrationwithadrysensormaybe

23IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values min. max.Calibration Airadjust 100.00µS 0µS  100

24IM 12D06D05-01E5-6. mA output setupThe general procedure is to first define the function (control, output, simulate, off) of the output and second

25IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values min. max.mA1 (output) Damping time 0.0 sec. 0.0 sec.

26 IM 12D06D05-01EExpire timeIftheoutputisover100%forlongerthantheexpiretime,theoutputwillreturnto0%.Damping timeThe response to a st

27IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values min. max.AlarmS1 Setpoint 900.0mS/cm(high) -inf 

28 IM 12D06D05-01E5-8. FailA fail contact is energized when a fail situation occurs.Failsituationsareconfiguredinsecton5-11.ForSOFTFailsthe

29IM 12D06D05-01E5MENU STRUCTURECOMMISSIONING Menu Parameter Default Range values min. max.Simulation Percentage 50% 0%  100%S2,S3,

30 IM 12D06D05-01E5-11. Error configurationErrors 1/3 ~ 3/3Errors are intended to notify the user of any unwanted situations. The user can determine w

31IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values min. max.Errors Highlimit 1.000S 0.1S  3SErrors Lo

ii The following safety symbols are used on the product as well as in this manual.DANGERThis symbol indicates that an operator must follow the instruc

32 IM 12D06D05-01E5-13. Advanced setupDefaultsThe functionality of the EXAxt allows to save and load defaults to come to a known instru-ment setting.

33IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values Low HighHART Network address 0 0 15

34IM 12D06D05-01E5-14. Display setupMain displayThe main display consists of three lines with Process Values. Each line is user definable with the re

35IM 12D06D05-01E5MENU STRUCTURECOMMISSIONINGMenu Parameter Default Range values Low HighY-axis Conductlow 0µS/cm -inf  +infY-ax

36 IM 12D06D05-01E6. CALIBRATION6-1. Before calibration1. When is calibration necessary?Calibration of con duc tiv i ty in stru ments is not nor

37IM 12D06D05-01E6CALIBRATIONCell constant: The nominal cell constant of the sensor is 1.88 cm-1forthePEEKsensortypes and 3.00 cm-1forthePFA

38 IM 12D06D05-01E6-2. Cell constant manualThe intention of this calibration routine is to fine tune a sensor for which only the nominal cell constant

39IM 12D06D05-01E6CALIBRATION6-7. Temperature calibration In order to make the most accurate measure-ments, it is important to have a precise temper-

40IM 12D06D05-01E7-1. Periodic maintenance The converter requires very little periodic main-tenance, except to make sure the front window is kept cle

41IM 12D06D05-01E7 MAINTENANCETouchscreen adjustment A few years after using, the touchscreen may deviate from the correct position due to aging de

IM 12D06D05-01EiiiIM 12D06D05-01E4th Edition: Mar. 2012 (YK) All Rights Reserved, Copyright © 2007, Yokogawa Electric CorporationTABLE OF CONTENTSPREF

42IM 12D06D05-01E8-1. General The EXAxt is a microprocessor-based analyzer that performs continuous self-diagnostics to verify that it is working cor

43IM 12D06D05-01E9QUALITYINSPECTION9. QUALITY INSPECTIONQualityInspectionStandards ISC450GInductive Conductivity Converter QIS 12D06D05-01E1st Ed

44IM 12D06D05-01E2/3 QIS 12D06D05-01EThis test is done on the “HIF” display of “Factory Mode”. a. Touch the [Setup] icon. b. Touch the [Commissioni

45IM 12D06D05-01E9QUALITYINSPECTION3/3 QIS 12D06D05-01ETable 4 Data Display Current Output (mA DC) 4 4 ±0.02 12 12 ±0.02 20 20 ±0.02 After all t

46IM 12D06D05-01E

47IM 12D06D05-01E10SPAREPARTS10. SPARE PARTSSeeCustomerMaintenancePartsList.

48IM 12D06D05-01EAPPENDIX 1Temperature compensationTheconductivityofasolutionisverydependentontemperature.Typicallyforevery1°Cchangein

49IM 12D06D05-01EAAPPENDICESB. Calculation of temperature coefficient factor(with two known conductivity values at different temperatures)Measure the

50 IM 12D06D05-01E• CheckingWhen the temperature coefficient already set is accurate, the conductivity to be displayed must be constant regardless of

51IM 12D06D05-01EAAPPENDICESThe matrix can be cleared before entering new values. Next new matrix values can be entered as described above. The EXAxt

IM 12D06D05-01Eiv 4. OPERATION OF EXAxt ISC450G ...164-1.Maindisplayfunct

52 IM 12D06D05-01EAPPENDIX 3Calibration solutions for conductivityNote! This section should be read in conjunction with the calibration section (Chapt

53IM 12D06D05-01EAAPPENDICESIf it is more convenient, the user may make solutionsfromSodiumChloride(NaClorcom-mon table salt) with the help of t

54IM 12D06D05-01EOnline menu Level 1 menu Level 2 menu Level 3 menu Level 4 menuProcess valuesPrimary value (SC/Conc.)Secondaryvalue(Temp.)Tertiary

55IM 12D06D05-01EAAPPENDICESOnline menu Level 1 menu Level 2 menu Level 3 menuLevel 4 menuMost appl. ErrorCalibrationError description / remedyCCCali

56 IM 12D06D05-01EOnline menu Level 1 menu Level 2 menu Level 3 menu Level 4 menuCommissioningOutput setup mA1 setupmA2 setup (similar to mA1)Type = c

57IM 12D06D05-01EAAPPENDICESOnline menu Level 1 menu Level 2 menu Level 3 menu Level 4 menuLoop testBasic setup TagDistributorModelDevice information

58 IM 12D06D05-01EAPPENDIX 6, Control drawing for FM approval

CMPL12D06D05-02ECustomerMaintenanceParts List©Copyright 2007, 4thEdition:Oct.,2011(YK)Subjecttochangewithoutnotice.Model ISC450G [Style: S2]I

CMPL12D06D05-02E24thEdition:Oct..2011(YK)2345311078963Pipe/Wall Mounting Hardware (Option code: /U)Awning Hood (Option code: /H5)Panel Mounting

Revision RecordManualTitle: ModelISC450G[Style:S2]InductiveConductivityConverter Manual Number : IM 12D06D05-01E Edition Date Remark (s)1s

IM 12D06D05-01Ev6. CALIBRATION ...366-1.Befor

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1IM 12D06D05-01E1 INTRODUCTIONANDGENERALDESCRIPTION1. INTRODUCTION AND GENERAL DESCRIPTIONTheYokogawaEXAxtISC450Gisaconverterdesigned for i