type ms03 - burkert usainstallations and the environment. the product is intended solely for the...

Operating Instructions

TypeMS03

Conductivity sensor cube

We reserve the right to make technical changes without notice.Technische Änderungen vorbehalten.Sous réserve de modifications techniques.

© Bürkert SAS, 2014

Operating Instructions 1409/0_EU-ML 00566498 Original EN

1

Contents

1 AbouttheoperAtinginstructions...........................................................................................................................3

1.1 symbolsused..........................................................................................................................................................................3

1.2 Definitionoftheword"product"....................................................................................................................................3

1.3 Definitionoftheword"system"......................................................................................................................................4

1.4 Definitionoftheword"büs".............................................................................................................................................4

2 intenDeDuse....................................................................................................................................................................................4

3 bAsicsAfetyinformAtion....................................................................................................................................................5

4 generAlinformAtion................................................................................................................................................................6

4.1 contact........................................................................................................................................................................................6

4.2 Warrantyconditions..............................................................................................................................................................6

4.3 informationsontheinternet............................................................................................................................................6

5 Description.......................................................................................................................................................................................7

6 technicAlDAtA................................................................................................................................................................................8

6.1 conditionsofuse...................................................................................................................................................................8

6.2 conformitytostandardsanddirectives....................................................................................................................8

6.3 materialstheproductismadeof..................................................................................................................................8

6.4 fluiddata....................................................................................................................................................................................8

6.5 measurementdata................................................................................................................................................................9

6.6 electricaldata..........................................................................................................................................................................9

6.7 communication.......................................................................................................................................................................9

7 instAllAtion...................................................................................................................................................................................10

7.1 safetyinstructions.............................................................................................................................................................10

7.2 mountingtheproductonthebackplane................................................................................................................10

8 ADjustmentAnDoperAtion..............................................................................................................................................11


8.2 howtoadjusttheproduct.............................................................................................................................................11

8.3 Adjustmentsthatmustbedone.................................................................................................................................12

8.4 generalinformationonthedisplaysoftwaretypeme21..............................................................................12

Type MS03

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Contents

8.5 "Device"viewoftheproduct.........................................................................................................................................13

8.6 "function"viewoftheproduct.....................................................................................................................................14

8.7 Detailedviewsofthebüsfunction...........................................................................................................................15

8.8 "parameter"viewofthesensor...................................................................................................................................16

8.8.1 Settingthetemperaturecompensation.........................................................................................16

8.8.2 Configuringthetriggeringofthewarnings...................................................................................17

8.8.3 Configuringthetriggeringoftheerrors........................................................................................18

8.9 "Diagnosis"viewofthesensor....................................................................................................................................18

8.10 "maintenance"viewofthesensor..............................................................................................................................18

8.10.1 Calibratingthecellconstantoftheconductivitysensor...........................................................19

8.10.2 Doinga1pointcalibrationprocedureoftheconductivitysensor..........................................19

8.10.3 Adjustingtheoffsetvalueofthetemperature..............................................................................21

8.10.4 Simulatingsomedata........................................................................................................................22

8.10.5 Readingthedateofthelastcalibration........................................................................................22

8.10.6 Readingthedateofthenextduecalibration...............................................................................22

8.10.7 Settingthetimeintervalbetweentwocalibrations.....................................................................22

9 mAintenAnceAnDtroubleshooting.......................................................................................................................23


9.2 cleaningoftheproduct...................................................................................................................................................23

9.3 troubleshoutingifnomessageisdisplayed.......................................................................................................23

9.4 troubleshootingifthestatusleDoftheproductisredororange........................................................23

9.4.1 Message"Toohighconductivityvalue".........................................................................................24

9.4.2 Message"Toolowconductivityvalue"..........................................................................................24

9.4.3 Message"Toohightemperaturevalue".........................................................................................25

9.4.4 Message"Toolowtemperaturevalue"..........................................................................................26

10 spArepArtsAnDAccessories......................................................................................................................................27

11 pAckAging,trAnsport..........................................................................................................................................................27

12 storAge..............................................................................................................................................................................................27

13 DisposAloftheproDuct..................................................................................................................................................28

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3

About the Operating Instructions

1 AbouT The operATing inSTrucTionSTheOperatingInstructionsdescribetheentirelifecycleoftheproduct.PleasekeeptheOperatingInstructionsinasafeplace,accessibletoallusersandanynewowners.

theoperatinginstructionscontainimportantsafetyinformation.

Failuretocomplywiththeseinstructionscanleadtohazardoussituations.

▶ TheOperatingInstructionsmustbereadandunderstood.

1.1 Symbols used

danger

Warnsagainstanimminentdanger.

▶ Failuretoobservethiswarningcanresultindeathorinseriousinjury.

Warning

Warnsagainstapotentiallydangeroussituation.

▶ Failuretoobservethiswarningcanresultinseriousinjuryorevendeath.

attention

Warnsagainstapossiblerisk.

▶ Failuretoobservethiswarningcanresultinsubstantialorminorinjuries.

note

Warnsagainstmaterialdamage.

• Failuretoobservethiswarningmayresultindamagetotheproductorsystem.

Indicatesadditionalinformation,adviceorimportantrecommendations.

ReferstoinformationcontainedintheOperatingInstructionsorinotherdocuments.

▶ Indicatesaninstructiontobecarriedouttoavoidadanger,awarningorapossiblerisk.

→ Indicatesaproceduretobecarriedout.

» Indicatestheresultofaspecificinstruction.

1.2 Definition of the word "product"

Theword"product"usedwithintheseOperatingInstructionsalwaysreferstotheconductivitysensorcubetypeMS03.

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Type MS03

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About the Operating Instructions

1.3 Definition of the word "system"

Theword"system"usedwithintheseOperatingInstructionsalwaysreferstotheOnlineAnalysisSystemtype8905.

1.4 Definition of the word "büS"

Theword"büS"usedwithintheseOperatingInstructionsalwaysreferstothefieldbusdeveloppedbyBürkert.

2 inTenDeD uSe

useofthisproductthatdoesnotcomplywiththeinstructionscouldpresentriskstopeople,nearbyinstallationsandtheenvironment.

▶ Theproductisintendedsolelyforthemeasurementoftheconductivityofthewaterwithina8905system.

▶ Thisproductmustbeprotectedagainstelectromagneticinterference,ultravioletraysand,wheninstalledoutdoors,theeffectsofclimaticconditions.

▶ ThisproductmustbeusedincompliancewiththecharacteristicsandcommissioninganduseconditionsspecifiedinthecontractualdocumentsandintheOperatingInstructions.

▶ Requirementsforthesafeandproperoperationoftheproductarepropertransport,storageandinstallation,aswellascarefuloperationandmaintenance.

▶ Onlyusetheproductasintended.

▶ Observeanyexistingrestraintswhentheproductisexported.

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Type MS03

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Basic safety information

3 bASic SAfeTy inforMATionThissafetyinformationdoesnottakeintoaccount:

• anycontingenciesoroccurrencesthatmayariseduringassembly,useandmaintenanceoftheproduct.

• thelocalsafetyregulationsthattheoperatormustensurethestaffinchargeofinstallationandmaintenanceobserve.

Variousdangeroussituations.

Toavoidinjurytakecare:

▶ topreventanyunintentionalpowersupplyswitch-on.

▶ tocarryouttheinstallationandmaintenanceworkbyqualifiedandskilledstaffwiththeappropriatetools.

▶ tousetheproductonlyifinperfectworkingorderandincompliancewiththeinstructionsprovidedintheseOperatingInstructions.

▶ toobservethegeneraltechnicalrulesduringtheplanninganduseoftheproduct.

▶ nottousethisproductinexplosiveatmospheres.

▶ nottousethisproductinanenvironmentincompatiblewiththematerialsfromwhichitismade.

▶ nottomakeanyexternalorinternalmodificationstotheproduct.

note

elements/componentssensitivetoelectrostaticdischarges

• Thisproductcontainselectroniccomponentssensitivetoelectrostaticdischarges.Theymaybedamagediftheyaretouchedbyanelectrostaticallychargedpersonorobject.Intheworstcasescenario,thesecompo-nentsareinstantlydestroyedorgooutoforderassoonastheyareactivated.

• Tominimiseorevenavoidalldamageduetoanelectrostaticdischarge,takealltheprecautionsdescribedintheEN61340-5-1norm.

• Alsoensurethatyoudonottouchanyoftheliveelectricalcomponents.

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General information

4 generAl inforMATion

4.1 contact

Tocontactthemanufactureroftheproductusefollowingaddress:

BürkertSAS

RueduGiessen

BP21

F-67220TRIEMBACH-AU-VAL

TheaddressesofourinternationalbranchescanbefoundontheInternetat:www.burkert.com

4.2 Warranty conditions

TheconditiongoverningthelegalwarrantyistheconforminguseoftheproductinobservanceoftheoperatingconditionsspecifiedintheseOperatingInstructions.

4.3 informations on the internet

YoucanfindtheOperatingInstructionsandtechnicaldatasheetsregardingthetypeMS03at:www.burkert.com

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Type MS03

http://burkert.com

http://burkert.com

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Description

5 DeScripTionTheconductivitysensorcubeisusedinthesystemtype8905.

Theelectricalandfluidconnectionsaremadeviatheconnectionpanelofthesystemtype8905.

Leverto:

- lock/unlocktheproduct.

- carryoutmaintenanceoperations.

Unlockedposition

Lockedposition

Maintenanceposition

Push-buttonwithmea-suredprocessvariable

Fluidconnections

Electricalinterface

Pin

Adaptationpins

SensorcubestatusLED

Slotforthemicro-SIMcard

Fig. 1: Description of the product

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Type MS03

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Technical data

6 TechnicAl DATA

6.1 conditions of use

Ambienttemperature 0to+40°C

Airhumidity <90%,withoutcondensation

Protectionratingacc.toEN60529

• IP65,whenpluggedinthebackplane

• IP20,asstandaloneproduct

Max.heightabovesealevel 2000m

6.2 conformity to standards and directives

TheproductconformstotheCEdirectivesofthesystemtype8905,onlywhentheproducttypeMS03ispluggedinthesystemtype8905.

6.3 Materials the product is made of

part material

Housing PPE+PS

Seal EPDM

Lever PC

6.4 fluid data

• Typeoffluid

• pHvalue

• Water,withoutparticles:drinkingwater,industrialwater

• pH4to9Minimalflowrate 3l/h;recommended6l/h

Watersamplepressure PN6

Watersampletemperature 0to+40°C,notfreezing

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Type MS03

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Technical data

6.5 Measurement data

Conductivitymeasurement

• Measuringrange

• Measurementdeviation("measurementbias",asdefinedinthestandardJCGM200:2012)

• Linearity

• Repeatability

• Responsetime(t90)

• Measurementsensor

• 50µS/cmto1000µS/cm

• ±2%ofthemeasuredvalue

• ±0.2%ofthefullscale

• ±0.2%ofthefullscale

• <5s

• systemwithtwographiteelectrodes,C=1Temperaturemeasurementforcompensation

• Measuringrange

• Measurementsensor

• 0to50°C

• Pt1000ClassB,nocontactwiththewatersampleMaintenanceintervaloftheexternalreferenceelectrode 12months,nominal,dependingonthewaterquality

6.6 electrical data

Operatingvoltage 24VDCthroughthebackplaneofthesystemtype8905

Powerconsumption 0.8VA

6.7 communication

Internalcommunication throughbüS

ExternalcommunicationbystatusLED accordingtoNAMURNE107

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Installation

7 inSTAllATion

7.1 Safety instructions

note

riskofdamagetotheproductduetonon-conforminginstallation.

• Theelectricalandfluidicinstallationscanonlybecarriedoutbyqualifiedandskilledstaffwiththeappropriatetools.

• Respecttheinstallationinstructionsforthesystem.

note

riskofdamagetotheproductduetothepowersupply

• Shutdownandisolatetheelectricalpowersourcebeforecarryingoutworkonthesystem.

note

riskofdamagetotheproductduetotheenvironment

• Protecttheproductagainstelectromagneticinterference,ultravioletraysand,wheninstalledoutdoors,theeffectsoftheclimaticconditions.

7.2 Mounting the product on the backplane

TheproductispluggedinthebackplaneofthesystemType8905.

4

3

3

1. Drythesurfaceofthebackplanethatwillbeincontactwiththeproduct.

2. Drythesurfaceoftheproduct.

3. Whilethepush-buttonispushed,turnthebayonetlevertotheright,

ontheunlockedposition,.Donotpushthelevertothemaintenanceposition.

4. Insertthetwoadaptationpinsintheirholesandthenplugtheproductinthebackplane.

5. Whilethepush-buttonispushed,turnthebayonetlevertotheleft,

onthelockedposition, .

Fig. 2: Mounting a product on the backplane of the system

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Adjustment and operation

8 ADjuSTMenT AnD operATion


note

riskofdamagetotheproductduetonon-conformingadjustment.

• TheoperatorsinchargeofadjustmentmusthavereadandunderstoodthecontentsoftheseOperatingInstructions.

• TheoperatorsinchargeofadjustmentmusthavereadandunderstoodthecontentsoftheOperatingInstruc-tionsofthedisplaysoftwaretypeME21and/orthecontentsoftheOperatingInstructionsoftheBürkertCommunicatorsoftwaretype8920and/ortheOperatingInstructionsofthecontrollermoduletypeME25.

• Inparticular,observethesafetyrecommendationsandintendeduse.

• Theproduct/installationmustonlybeadjustedbysuitablytrainedstaff.

note

riskofdamagetotheproductduetonon-conformingcommissioning.

• Beforecommissioning,makesurethatthestaffinchargehavereadandfullyunderstoodthecontentsoftheseOperatingInstructions.


• Theproduct/theinstallationmustonlybecommissionedbysuitablytrainedstaff.

note

riskofdamagetotheproductduetonon-conformingoperation.

• TheoperatorsinchargeofoperationmusthavereadandunderstoodthecontentsoftheseOperatingInstructions.


• Theproduct/installationmustonlybeoperatedbysuitablytrainedstaff.

8.2 how to adjust the product

Theadjustmentoftheproductcanbemade:

• eitherwiththedisplayofthesystemtype8905.ThedisplayofthesystemismanagedbythesoftwaretypeME21.Seechap.8.4.

• orwithaPCandtheBürkertCommunicatorsoftwaretype8920.Togetgeneralinformationaboutthesoftwaretype8920,refertotheOperatingInstructionsofthetype8920.

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8.3 Adjustments that must be done

Dotheadjustments:

• aftertheproducthasbeeninstalledinthesystem.

• afterthefluidicandelectricalinstallationshavebeenmadeonthesystem.

• afterthetightnessofthesystemhasbeenchecked.

• afterthesystemhasoperatedforapolarizationtimeof12hours.

• Beforecommissioningtheproduct/systemforthefirsttimeandforthecorrectoperationoftheproductandofthesystem,calibratethecellconstantoftheconductivitysensor.Refertochap.8.10.1.

• Calibratetheproducteverythreemonths.

8.4 general information on the display software type Me21

TheseOperatingInstructionsexplaintheadjustmentsthatarespecifictotheproducttypeMS03.

→ TogetgeneralinformationaboutthedisplaysoftwaretypeME21,refertotheOperatingInstructionsofthetypeME21thatisontheCDdeliveredwiththesystem.

TheOperatingInstructionsofthedisplaysoftwaretypeME21:

• givegeneralinformationonthesoftware,suchas:descriptionoftheuserinterface,structureofthemenus,descriptionofthepossibleviews("Device"viewforexample),descriptionofthenavigationbuttons...

• explainhowtomakethegeneraladjustmentssuchas:thedisplaylanguage,thelocatingoftheproduct...

• explainhowtoconfigureandcustomizethe"Desktop"viewswithvaluesorgraphs.

• givegeneralinformationontheerrormessagesandtheoperatingofthesystemstatuslight.

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8.5 "Device" view of the product

The"Device"viewshowssomeofthemeasurementdatarelatedtotheproduct.

→ Ifthedisplayshowsa"Desktop"view,tap toaccessthe"Device"view.

→ Todisplaythe"Device"viewoftheproduct,selecttheproductinthelistofdevicesontheleftofthedisplay.

Controller

5648320001

Device 5648320001

Location TreatmentunitNr1 Status N/A

Conductivity 0.00µS/cm Resistivity 2000.00W.m

Temperature 24.10°CBoardtemperature 26.20°C

Deviceview

HMIU

12.08.201416:55

EC

ListofdevicesthatareconnectedtothebüS

Thefollowingdatacanbereadfromthe"Device"viewoftheproduct:

• thedevicesthatareconnectedonthebüSwiththeir"Uniquedevicename".Bydefault,the"Uniquedevicename"isbuiltupwithtwonumbers:theordercodeoftheproduct(forexample564832,fortheconductivitysensorcube)andtheseriesnumber(0001,forexample).

• wheretheproductisgeographicallylocated.

• themeasuredvalueoftheconductivityofthewatersample.

• themeasuredvalueoftheresistivityofthewatersample.

• themeasuredvalueofthetemperatureofthewatersample.

• themeasuredvalueofthetemperatureoftheinternalmeasurementboard.

Table 1: "Device" view of the product

→ Todisplaythe"Function"viewoftheproduct,tap .

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8.6 "function" view of the product

The"Function"viewshowsthefunctionsavailableforaproductand,foreachfunction,themaindatarelatedtoeachfunction.

Todisplaythe"Function"viewoftheproduct:

1. selecttheproductinthelistofdevices,ontheleftofthedisplay,

2. tap .

büS

function büS

Uniquedevicename 5648320001 Location TreatmentUnitNr1

Description Springwater

ConductivitySensor5648320001 12.08.201416:55

CL2 Sensor

"function"viewofthebüs

→ Todisplaythe"Function"viewofthebüStheproductisconnectedto,select"büS"inthelistofdevicesontheleftofthedisplay.

→ Tap toaccessthe"Parameter"view.Seechap.8.7.

Sensor

function Sensor

Conductivity 0.00µS/cm Resistivity 2000.00W.m

Cellconstant 0.94

Temperature 24.10°COffset 0.00°C

ConductivitySensor5648320001 12.08.201416:55

büS

Cl2

"function"viewofthesensor

→ Todisplaythe"Function"viewofthesensor,select"Sensor"inthelistofdevicesontheleftofthedisplay.

→ Tap toaccessthe"Parameter"view.Seechap.8.8.

Table 2: "Function" view of the product

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8.7 Detailed views of the büS function

Table 3: "Parameter" view of the "büS" function

parameter büS

BasicSettings UniqueDeviceName 5648320001

TreatmentUnitNr1

0

0

Location

Description

Physicalgroup

Logicalgroup

Conductivitysensor5648320001 04.04.201412:21

Groupingsettings

"parameter"detailedviewofthebüs

Tosettheuser-specificdatafortheidentificationofthedeviceonthebüS:

• UniqueDeviceNameoftheproduct.

→ MakesureyouchooseauniquenamefortheproductbecausethebüSmustrecognizetheproduct.

→ Makesureyouchooseauniquenamethatisselfexplanatorytoidentifytheproductbecause,iftheuniquenameischanged,allthesettingsmadeonthebüSmustbechanged.

• Description

• Location

• Groupingsetting

Table 4: "Diagnosis" view of the "büS" function

Diagnosis büS

büSinformation Address 126

500kbit/s

Conductivitysensor

564832

683328

A.00.02.42

A.01.00.00

Baudrate

Devicename

Identitynumber

Softwareidentitynumber

Softwareversion

Hardwareversion

Conductivitysensor5648320001 04.04.201412:21

Deviceinformation

"Diagnosis"detailedviewofthebüs

ToreadsomebüSdataanddevicedata:

• Addressandbaudrate

• Devicenameanddeviceordercode(Identitynumber)

• Softwareandhardwareinformation

• InformationrelatingtotheTFT

• Devicedriverinformation

Nochangesbyuserarepossible.

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Table 5: "Maintenance" view of the "büS" function

Maintenance büS

Resettypes Device Reset

Conductivitysensor5648320001 12:21:16"maintenance"detailedviewofthebüs

Restarttheproductforareset.

8.8 "parameter" view of the sensor

→ Inthe"Function"view,tap toaccessthe"Parameter"view.

parameter Sensor

Temperature Desiredunit °C

W.cmDesiredunit

Warnings

Errors

Messagestriggers

ConductivitySensor5648320001 12:21:16

Conductivity

Resistivity

12sResponsetimeFilter

Desiredunit mS/cm

CompensationType

Linearcompensation

OFF

0%

The"Parameter"viewofthesensormakesitpossible:

• tochangetheunitsofthedisplayedconductivityvalue.

• tochoosethetypeoftemperaturecompensationtodeterminetheconductivityofthewatersample,seechap.8.8.1.

• ifalineartemperaturecompensationischosen,tosetthecompensationcoefficient,seechap.8.8.1.

• tochangetheunitsoftheresistivitymeasuredbytheconductivitycell.

• tochangetheunitsofthedisplayedtemperature.

• toenterthevalueoftheT10-90responsetimeforthemeasuredsignal.

• toconfigurethetriggeringofthewarnings,seechap.8.8.2.

• toconfigurethetriggeringoftheerrors,seechap.8.8.3.

Table 6: "Parameter" view of the sensor

8.8.1 Setting the temperature compensation

Todeterminethecorrectvalueoftheconductivityofthewatersample,thetemperatureofthewatersampleshouldbecompensated.

Alineartemperaturecompensationmaybesufficientlyaccurateforyourprocess,providedthetemperatureofyourprocessisalwaysabove0°C.Enteracompensationbetween0.00and9.99%/°C.

Forexample,thelinearcompensationfordrinkingwaterisabout2%/°C.Usethefollowinggraphandequationtocalculatethemeanvalueofthecompensationcoefficientaaccordingto

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atemperaturerangeDTandtheassociatedconductivityrangeDc:

χ

χ25

25 T [°C]

∆χ

∆T

T

χT

α =

χ25

∆χ

∆Τx

1

Fig. 3: Linear compensation curve of the temperature

Bydefault,thetemperatureisnotcompensated("CompensationType"setto"OFF").

Procedure:

1. Tapconductivity compensationtype inthe"Parameter"viewofthesensor.

Thetemperaturecompensationcanbe:

• eitherlinear(choose"Linear%"),

• oraccordingtothesodiumchloridelaw(choose"NaCl").

2. Selectthetypeofcompensationandvalidate.

3. Ifthecompensationtype"Linear"ischosen,tapconductivity linearcompensation inthe"Parameter"viewofthesensor,andentertheneededcompensationcoefficient.

4. Validate.

8.8.2 configuring the triggering of the warnings

Thevaluesofsomeprocessvariablescanbemonitoredtodetectaproblemintheprocessoronthesensor.

Fortheconductivitysensorcube,thefollowingvaluescanbemonitored:

• theconductivityvalueofthewatersample,

• thetemperatureofthewatersample.

Procedure:

1. TapWarnings inthe"Parameter"viewofthesensor.

2. TapActivationflags inthe"SensorParameter"view.

3. Selecttheprocessvariablestobemonitoredandvalidate.

4. Settheminimumand/ormaximumthresholdvalues.

Whentheparameteredthresholdvaluesarereachedandtheactivationflagoftherelatedprocessvariableis

selected,awarningmessageisgeneratedinthe"MessagesList":tap toaccessthe"MessagesList".Seechap.9.3forthetroubleshootingdetails.

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8.8.3 configuring the triggering of the errors

Thevaluesofsomeprocessvariablescanbemonitoredtodetectaproblemintheprocessoronthesensor.

Fortheconductivitysensorcube,thefollowingvaluescanbemonitored:

• theconductivityvalueofthewatersample,

• thetemperatureofthewatersample.

Procedure:

1. Taperrors inthe"Parameter"viewofthesensor.

2. TapActivationflags inthe"SensorParameter"view.

3. Selecttheprocessvariablestobemonitoredandvalidate.

4. Settheminimumand/ormaximumthresholdvalues.

Whentheparameteredthresholdvaluesarereachedandtheactivationflagoftherelatedprocessvariableor

sensorvalueisselected,anerrormessageisgeneratedinthe"MessagesList":tap toaccessthe"Mes-sagesList".Seechap.9.3forthetroubleshootingdetails.

8.9 "Diagnosis" view of the sensor

The"Diagnosis"viewmakesitpossibletoreadthefollowingvalues:

• themeasuredvalueoftheconductivityvalueofthewatersample.

• themeasuredvalueoftheresistivityvalueofthewatersample.

• thecellconstantoftheconductivitysensor.

• themeasuredvalueofthewatersampletemperature.

• thetemperatureoffsetthathasbeenenteredinthe"Maintenance"viewofthesensor.

• themeasuredvalueofthetemperatureofthemeasurementboard.

• thetimetheproducthasalreadyoperated.

• thecalibrationlimitsofthecellconstantoftheconductivitysensor.

→ Fromthe"Parameter"viewofthesensor,tap toaccessthe"Diagnosis"view.

8.10 "Maintenance" view of the sensor

The"Maintenance"viewmakesitpossible:

• tomodifythecellconstantoftheconductivitysensor,

• tocalibratetheproduct,withthecalibrationwizard,i.e.automaticallydeterminethecellconstantoftheconduc-tivitysensor,

• tomodifythevalueofthetemperatureoffsetofthewatersample,

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• tochecktheoperatingoftheproductbysimulatingsomedata,

• toreadthedateofthelastcalibration,

• toreadthedateofthenextduecalibration,

• tosetthenumberofdaysbetweentwocalibrations.

→ Fromthe"Parameter"viewofthesensor,tap toaccessthe"Maintenance"view.

8.10.1 calibrating the cell constant of the conductivity sensor

Tomeasureconductivityvalueswithaslessdeviationaspossibleyoumustcalibratetheconductivitysensor.

Thiscanbedone:

• eitherbyadjustingbyhandthecellconstantoftheconductivitysensor:inthe"Maintenance"viewofthesensor,tapconductivitycellconstant andenterthevalueofthecellconstant.

• orbydoinga1pointcalibrationproceduretoautomaticallydeterminethecellconstantoftheconductivitysensor.Seechap.8.10.2.

8.10.2 Doing a 1 point calibration procedure of the conductivity sensor

Dangerduetothenatureofthefluid

▶ Respecttheregulationsonaccidentpreventionandsafetyrelatingtotheuseofaggressivefluids.

Doa1pointcalibrationproceduretoautomaticallyadjustthevalueofthecellconstantoftheconductivitysensor.

1. Connectaperistalticpumpinthewatersampleinletcircuitofthesystem,asshowninFig.4.Ifthefluidicconnectionsarenotdonecorrectly,theproductandthesystemcanbedamagedbecausethepressureintheproductandinthesystemistoohigh.

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24 VDC

+-

OUT IN

Peristalticpump

Fig. 4: Installation for the calibration of the product in a system type 8905

2. Makesurethedirectionoftheflowiscorrect.

3. Makesurethefluidicinstallationforthecalibrationistight.

4. Letcleanwaterflowthroughthesystemtorinsetheproduct.

5. Prepareareferencesolutionwithaconductivityvalueascloseaspossibletothewatersample.

6. Inthe"Maintenance"viewofthesensor,tapconductivitycalibrationwizard1point .

7. Step1/5:letthereferencesolutionflowthroughthesensor.

8. Tap .

9. Step2/5:tapinputbuffervalue andentertheconductivityvalueofthereferencesolution.

10. Validate.

11. Tap .

12. Step3/5:whenthemeasurementoftheconductivityvalueisstable,tap .

13. Step4/5:

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• ifthecalibrationhassucceeded,thecalculatedcellconstantisdisplayedandthedateofthelastcalibrationis

updated(seechap.8.10.5).Tap togotothestep5/5.

• ifanerrormessageisdisplayed,refertoTable7.

• ifawarningmessageisdisplayed,refertoTable8.

14. Step5/5:validateorcancelthecalibration.

Table 7: Error message at the end of the 1 point calibration of the conductivity sensor

Displayedmessage ComputedcalibrationvalueoutoferrorlimitssymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Thesensorcalibrationhasfailedbecausethecalculatedcellconstant

valueisoutoftheerrorrange.Whattodo? 1. Comparethecalculatedcellconstantvaluewiththecalibration

limitsthatcanbereadinthe"Diagnosis"view.

2. Replacetheproductbyanewone.

Table 8: Warning message at the end of the 1 point calibration of the conductivity sensor

Displayedmessage ComputedcalibrationvalueoutofwarninglimitssymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Thecalculatedcellconstantisoutofthewarningrangebecause:

• eitherawrongsolutionhasbeenusedforthecalibration.

• ortheproductisaging.

Whattodo? 1. Makesurethebuffersolutionusedisthecorrectone.

2. Ifitisnotthecorrectone,abortthecalibration.

3. Useacorrectreferencesolutionanddothecompletecalibrationprocedureagain.

→ Youcanchoosetoeitherval-idateorcancelthecalibration.

• Ifyouvalidatethecalibration,thenewcalculatedcellconstantvalueisusedtodeterminetheconductivityvalue,andthelastcalibrationdateisupdated.

• Ifyoucancelthecalibration,thecurrentcellconstantvalueisusedtodeterminetheconduc-tivityvalue,andthelastcali-brationdateisnotupdated.

→ Plantoreplacetheproduct.

8.10.3 Adjusting the value of the temperature offset

Thetemperaturemeasuredbythesensorcanbecorrectedwithanoffsetvalue.

1. Inthe"Maintenance"viewofthesensor,taptemperatureoffset andenterthevalueofthetem-peratureoffset,inthedisplayedtemperatureunits.

2. Tochangetheunitsofthetemperature,gotothe"Parameter"viewofthesensor,taptemperatureDesiredunit andchoosethetemperatureunits:theoffsetvalueofthetemperatureisautomaticallyconverted.

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8.10.4 Simulating some data

Checktheoperating(forexample,makesurethewarningand/orerrorlimitsarecorrectlyset)oftheproductand/orprocessbysimulatingsomedata.

1. Inthe"Maintenance"viewofthesensor,tapsimulationstatus andchoose"ON"toactivatethesimulation.

2. Validate.

3. Tosimulateaconductivityvalue,tapsimulationconductivity andentertheconductivityvaluevaluetobesimulated.

4. Tosimulateatemperaturevalue,tapsimulationtemperature andenterthetemperaturevaluetobesimulated.

8.10.5 reading the date of the last calibration

Toreadthedateofthelastcalibrationthathassucceeded.

→ Inthe"Maintenance"viewofthesensor,readthedateinthefieldcalibrationschedulelastcalibration.

8.10.6 reading the date of the next due calibration

Toreadthedateofthenextcalibrationthatmustdone.

→ Inthe"Maintenance"viewofthesensor,readthedateinthefieldcalibrationschedulenextcalibration.

8.10.7 Setting the time interval between two calibrations

Tosetthetimeinterval,indays,betweentwocalibrations:

1. Inthe"Maintenance"viewofthesensor,tapcalibrationscheduleintervalindays .

1. Enterthenumberofdaysbetweentwocalibrations.Werecommendtocalibratetheproducteverythreemonths.

2. Validate.

Whentheduecalibrationdateisreached,awarningmessageisdisplayedintheMessagesList.

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Maintenance and troubleshooting

9 MAinTenAnce AnD TroubleShooTing


Warning

riskofinjuryduetonon-conformingmaintenance.

▶ Maintenancemustonlybecarriedoutbyqualifiedandskilledstaffwiththeappropriatetools.

note

riskofdamagetotheproductduetothepowersupply

• Shutdownandisolatetheelectricalpowersourcebeforecarryingoutworkonthesystem.

9.2 cleaning of the product

danger

riskofinjuryduetothenatureofthedetergent.

▶ Respecttheregulationsonaccidentpreventionandsafetyrelatingtotheuseofaggressivefluids.

Theproductcanbecleanedwithaclothdampenedwithwater(max.40°C)orwithanaciddetergent(withmax.5%ofhydrochloricacid).

9.3 Troubleshouting if no message is displayed

colouroftheproductstatusleD OFF

possiblecause Theproduct/thesystemisnotenergized.

Whattodo? 1. Checkthewiring.

2. Makesurethevoltagesupplyis24VDC.

3. Checkthatthepowersupplysourceisworkingproperly.

9.4 Troubleshooting if the status leD of the product is red or orange

Ifanerrororawarningmessagehasbeengeneratedbythesystem:

• thestatuslightofthesystemisredororange,

• thestatusLEDoftheproductisredororange,

• thesymbol or appearsontheUniqueDeviceNameoftheproduct,inthelistofdevices,

• thesymbol appearsinthetopleftcornerofthedisplay.

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→ Tap toaccessthe"MessagesList".

9.4.1 Message "Too high conductivity value"

Displayedmessage ToohighconductivityvaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Theconductivityvalueofthewatersampleisoutofrange.

Themessageisdisplayedwhenthefollowingsettingshavebeenmadeinmessagestriggerserrors ("Parameter"viewofthesensor):

• theerror"activationflag"forthehighthresholdoftheconductivityvalueisselected,

• andthehighthresholdsetfortheconductivityvaluehasbeenreached.

Whattodo? → Checktheprocess.

Displayedmessage ToohighconductivityvaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Theconductivityvalueofthewatersampleisoutofrange.

ThemessageisdisplayedwhenthefollowingsettingshavebeenmadeinmessagestriggersWarnings ("Parameter"viewofthesensor):

• thewarning"activationflag"forthehighthresholdoftheconductivityvalueisselected,

• andthehighthresholdsetfortheconductivityvaluehasbeenreached.


9.4.2 Message "Too low conductivity value"

Displayedmessage ToolowconductivityvaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Theconductivityvalueofthewatersampleisoutofrange.


• theerror"activationflag"forthelowthresholdoftheconductivityvalueisselected,

• andthelowthresholdsetfortheconductivityvaluehasbeenreached.Whattodo? → Checktheprocess.

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Displayedmessage ToolowconductivityvaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Theconductivityvalueofthewatersampleisoutofrange.


• thewarning"activationflag"forthelowthresholdoftheconductivityvalueisselected,

• andthelowthresholdsetfortheconductivityvaluehasbeenreached.Whattodo? → Checktheprocess.

9.4.3 Message "Too high temperature value"

Displayedmessage ToohightemperaturevaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Thetemperaturevalueofthewatersampleisoutofrange.


• theerror"activationflag"forthehighthresholdofthewatersampletemperaturevalueisselected,

• andthehighthresholdsetforthewatersampletemperaturevaluehasbeenreached.


Displayedmessage ToohightemperaturevaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Thetemperaturevalueofthewatersampleisoutofrange.


• thewarning"activationflag"forthehighthresholdofthewatersampletemperaturevalueisselected,

• andthehighthresholdsetforthewatersampletemperaturevaluehasbeenreached.


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9.4.4 Message "Too low temperature value"

Displayedmessage ToolowtemperaturevaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Thetemperaturevalueofthewatersampleisoutofrange.


• theerror"activationflag"forthelowthresholdofthewatersampletemperaturevalueisselected,

• andthelowthresholdsetforthewatersampletemperaturevaluehasbeenreached.


Displayedmessage ToolowtemperaturevaluesymboldisplayedontheuniqueDevicenameoftheproductpossiblecause Thetemperaturevalueofthewatersampleisoutofrange.


• thewarning"activationflag"forthelowthresholdofthewatersampletemperaturevalueisselected,

• andthelowthresholdsetforthewatersampletemperaturevaluehasbeenreached.


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Spare parts and accessories

10 SpAre pArTS AnD AcceSSorieS

caution

riskofinjuryand/ordamagecausedbytheuseofunsuitableparts.

Incorrectaccessoriesandunsuitablereplacementpartsmaycauseinjuriesanddamagetheproductandthesurroundingarea.

▶ UseonlyoriginalaccessoriesandoriginalreplacementpartsfromBürkert.

11 pAckAging, TrAnSporT

note

Damageduetotransport

Transportmaydamageaninsufficientlyprotectedproduct.

• Transporttheproductinshock-resistantpackagingandawayfromhumidityanddirt.

• Donotexposetheproducttotemperaturesthatmayexceedtheadmissiblestoragetemperaturerange.

• Protecttheelectricalinterfacesusingprotectiveplugs.

12 STorAge

note

poorstoragecandamagetheproduct.

▶ Tostoretheproduct:

1. Rinsetheproductwithtapwater.

2. Purgetheproductwithairatamax.pressureof2bar.

3. Storetheproductatroomtemperature(about23°C±10°C).

4. Storetheproductinadryplaceawayfromdust.

▶ Afterastorageperiod:

1. Plugtheproductinthesystem.

2. WhilethepowersupplyofthesystemisOFF,letthewatersampleflowthroughtheproductforatleast2hours.

3. Calibratetheproduct.Seechap.8.8.

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Disposal of the product

13 DiSpoSAl of The proDucT→ Disposeoftheproductanditspackaginginanenvironmentally-friendlyway.

noteDamagetotheenvironmentcausedbyproductscontaminatedbyfluids.

• Keeptotheexistingprovisionsonthesubjectofwastedisposalandenvironmentalprotection.

note:

Complywiththenationaland/orlocalregulationswhichconcerntheareaofwastedisposal.

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