Xylem MULTI 3400i pH/Cond MULTI-PARAMETER METERS Manual do Utilizador

ba75687e01 01/2007pH/Cond 3400iOperating manualARRCLSTOCALMOARS/cmTref25nLF052305°CTPpH/Conductivity measuring instrument

Overview pH/Cond 3400i101.6 Operating structureThe following overview diagram shows which keys you have to press to select between the different measu

pH/Cond 3400i Safety112 SafetyThis operating manual contains basic instructions that you must follow during the commissioning, operation and maintenan

Safety pH/Cond 3400i122.2 General safety instructionsThis instrument is built and inspected according to the relevant guide-lines and norms for electr

pH/Cond 3400i Commissioning133 Commissioning3.1 Scope of deliveryz 3400i handheld meter z Plug-in power supply (optional)z Operating manual and short

Commissioning pH/Cond 3400i14Connecting the originalplug-in power supplyunitYou can either operate the measuring instrument with batteries or with the

pH/Cond 3400i Operation154 Operation4.1 Switching on the measuring instrumentMeasuring mode whenswitching onNote The measuring instrument has an energ

Operation pH/Cond 3400i164.2 pH value / ORP voltage4.2.1 General informationPreparatory activities Perform the following preparatory activities when y

pH/Cond 3400i Operation17Temperature measure-ment in pH measure-mentsYou can perform pH measurements with or without a temperature sen-sor as well as

Operation pH/Cond 3400i184.2.2 Measuring the pH valueAutoRead AR(drift control)The AutoRead function (drift control) checks the stability of the mea-s

pH/Cond 3400i Operation19NoteThe current AutoRead measurement can be terminated at any time (accepting the current value) by pressing <RUN/ENTER>

Accuracy whengoing to pressThe use of advanced technology and the high quality standard of our instruments are the result of continuous development. T

Operation pH/Cond 3400i204.2.3 Measuring the ORP voltageIn conjunction with an ORP electrode, e.g. SenTix ORP, the measuring instrument can measure th

pH/Cond 3400i Operation214.3 pH calibrationWhy calibrate? pH electrodes age. This changes the asymmetry (zero point) and slope of the pH electrode. As

Operation pH/Cond 3400i22NoteYou can automatically print a calibration protocol after the calibration. To do so, connect a printer to the interface ac

pH/Cond 3400i Operation23Preparatory activities4.3.1 AutoCal TECFor this procedure, use any two WTW technical buffer solutions (pH values at 25 °C: 2.

Operation pH/Cond 3400i24NoteAt this point, the AutoCal TEC calibration can be terminated with <M>. This corresponds to a single-point calibrati

pH/Cond 3400i Operation25strument uses the Nernst slope (-59,2 mV/pH at 25 °C) and determines the asymmetry of the electrode.6 Thoroughly rinse the el

Operation pH/Cond 3400i2612 Switch to the measuring mode with <M>.YAS0RCLSalcmAutoCal DINTimeDay.MonthSalStoreAR8No.IdentTref20Tref25YearBaudcmC

pH/Cond 3400i Operation274.3.2 AutoCal DINFor this procedure, use two different standard buffer solutions accord-ing to DIN 19266 (type A, C, D or F w

Operation pH/Cond 3400i28NoteAt this point, the AutoCal DIN calibration can be terminated with <M>. This corresponds to a single-point calibrati

pH/Cond 3400i Operation2910 When the measured value is stable, AR disappears. The value of the slope (mV/pH) appears on the display. The probe symbol

pH/Cond 3400i Contents31 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51.1 General features . . . . . . . . .

Operation pH/Cond 3400i304.3.3 ConCalTwo-point calibration For this procedure, use two buffer solutions:z pH 7.0 ± 0.5z any other buffer solutionNoteS

pH/Cond 3400i Operation318 Thoroughly rinse the electrode with deionized water.9 If required, enter the temperature of the second buffer solution with

Operation pH/Cond 3400i3215 Switch to the measuring mode with <M>.LinAutoCal DINAutoCal TECYAS0RCLSalcmTimeDay.MonthSalStoreAR8No.IdentTref20Tre

pH/Cond 3400i Operation334.4 Conductivity/Salinity4.4.1 General informationNoteConductivity measurements with the pH/Cond 340 can only be carried out

Operation pH/Cond 3400i34Checking the cell con-stant1 Press the <RCL> key repeatedly until CAL disp appears on the display. 2 Press the <RUN/

pH/Cond 3400i Operation354.4.2 Measuring the conductivityYou can meaure the conductivity as follows:4.4.3 Measuring the salinityYou can measure the sa

Operation pH/Cond 3400i364.4.4 AutoRead AR (drift control)The AutoRead function (drift control) checks the stability of the mea-surement signal. The s

pH/Cond 3400i Operation374.4.5 Determining the cell constant (Calibration in the control standard)Why determine the cellconstant?Aging slightly change

Operation pH/Cond 3400i38Calibration evaluation After the calibration, the measuring instrument automatically evaluates the current status of the cali

pH/Cond 3400i Operation39NoteIf the error message E3E3E3E3 appears, refer to chapter 6 WHAT TO DO IF... 4 Press the <RUN/ENTER> key. The AutoRea

Contents pH/Cond 3400i45 Maintenance, cleaning, disposal . . . . . . . . . . . . . . . . . 655.1 Maintenance . . . . . . . . . . . . . . . . . . . .

Operation pH/Cond 3400i404.4.6 Setting the temperature compensationThe calculation of the temperature compensation is based on the pre-set reference t

pH/Cond 3400i Operation41Selecting the nonlineartemperature compensa-tionYou can select the nonlinear temperature compensation as follows:Selecting th

Operation pH/Cond 3400i422 Press the <RUN/ENTER> key.3 Press the <CAL> key repeatedly until the adjustable linear temperature coefficient

pH/Cond 3400i Operation43Switching the tempera-ture compensation offYou can switch off the temperature compensation as follows:1 Press the <CAL>

Operation pH/Cond 3400i444.5 Calibration intervals (Int 3, Int 5)For each measured variable, a time interval is stored. When it has ex-pired, you wil

pH/Cond 3400i Operation454.6 SavingThe measuring instrument has an internal data memory. It can store up to 500 data records. A complete data record c

Operation pH/Cond 3400i46Message StoFullStoFullStoFullStoFull This message appears when all of the 500 storage locations are occu-pied.You have the fo

pH/Cond 3400i Operation474.6.2 Switching on AutoStore (Int 1)The save interval (Int 1) determines the chronological interval between automatic save pr

Operation pH/Cond 3400i48As soon as all of the 500 storage locations are occupied, AutoStore is terminated (Int 1 = OFF). If there are not enough stor

pH/Cond 3400i Operation494.6.3 Outputting the data storageYou can output the contents of the data storage:z Stored data on the displayz Calibration da

pH/Cond 3400i Overview51Overview1.1 General featuresThis compact precision handheld meter enables you to carry out pH / ORP measurements and conductiv

Operation pH/Cond 3400i50NoteIf you want to search for a certain element of the data record (e.g. date), proceed as follows:Outputting stored datato t

pH/Cond 3400i Operation51Sample printout:Outputting thecalibration dataon the displayNo. 1: 09.03.99 17:10pH 10.01 25 °CTman

Operation pH/Cond 3400i523 Press <RUN/ENTER> to display the value of the asymmetry (mV).4 Press <RUN/ENTER> to display the cell constant.

pH/Cond 3400i Operation53Outputting the calibra-tion protocol on theinterfaceSample printout:1 Press the <RCL> key repeatedly until CAL SEr appe

Operation pH/Cond 3400i544.6.4 Clearing the memoryWith this function, you can delete stored data records. 500 storage lo-cations will then be availabl

pH/Cond 3400i Operation554.7 Transmitting data You have the following possibilities of transmitting data:z One of the following options:– With the Aut

Operation pH/Cond 3400i56NoteWhen the AutoStore function is active at the same time, the data trans-mission is performed according to the setting of t

pH/Cond 3400i Operation574.7.3 Remote control The measuring instrument can be remotely controlled from a PC. This requires the KOM pilot communication

Operation pH/Cond 3400i584.8 ConfigurationYou can adapt the measuring instrument to your individual require-ments. To do this, the following parameter

pH/Cond 3400i Operation59Calibrationintervals pH6 Select the required display during the pH calibration with <▲> <▼>.mV: Display of the cu

Overview pH/Cond 3400i61.2 SETs of equipmentThe measuring instrument is also available as part of individual SETs of equipment. You will find addition

Operation pH/Cond 3400i60Switching over thereference temperatureDate and time11 Confirm with <RUN/ENTER>. The reference temperature set for cond

pH/Cond 3400i Operation6121 Confirm with <RUN/ENTER>.The minutes flash on the display.22 Set the current time with <▲> <▼>.23 Confir

Operation pH/Cond 3400i624.9 Reset You can reset (initialize) the measurement parameters and the config-uration parameters separately from one another

pH/Cond 3400i Operation63Resetting themeasuring parameters1 Press the <RUN/ENTER> key and hold it down.2 Press the <CAL> key. The setting

Operation pH/Cond 3400i64Resetting theconfiguration parame-ters7 Using <▲> <▼>, toggle between no and YES.YES: Resetting the configuration

pH/Cond 3400i Maintenance, cleaning, disposal655 Maintenance, cleaning, disposal5.1 MaintenanceThe measuring instrument is almost maintenance-free. Th

Maintenance, cleaning, disposal pH/Cond 3400i66NoteFor maintenance of electrodes and measuring cells, follow the corre-sponding operating manual.5.2 C

pH/Cond 3400i What to do if...676 What to do if...6.1 pH system messagesError message 0FL0FL0FL0FL Error message E3E3E3E3 Cause RemedypH electrode:–

What to do if... pH/Cond 3400i68 No stable measuredvalue Obviously incorrectmeasured valuesBuffer solutions– Incorrect buffer solutions – Change cal

pH/Cond 3400i What to do if...696.2 Conductivity system messagesError message OFLOFLOFLOFL Error message E3E3E3E3 6.3 General errorsDisplay LoBat I

pH/Cond 3400i Overview7Set (sample configuration):1 pH/Cond 3400i measuring instrument 2 Beaker, 50 ml3 Stand4 Calibration and control standard for co

What to do if... pH/Cond 3400i70Message StoFullStoFullStoFullStoFull Cause Remedy– All memory locations are full – Output data storage and clear data

pH/Cond 3400i Technical data717 Technical dataDimensions and weight Mechanical structureElectrical safetyAmbient conditions pH/ORP measuringranges P

Technical data pH/Cond 3400i72Cond measuring ranges Precision ofCond (± 1 digit) Cell constant,calibration Cond reference temper-ature Measuring range

pH/Cond 3400i Technical data73SerialinterfacePower supply Type RS232, data outputBaud rate Selectable 1200, 2400, 4800, 9600 baudData bits 8Stop bit

Technical data pH/Cond 3400i74Guidelinesand norms used Test certificates EMC E.C. guideline 89/336/EECEN 61326-1:1997EN 61000-3-2 A14:2000EN 61000-3-3

pH/Cond 3400i Lists758ListsThis chapter provides additional information and orientation aids.Abbreviations The list of abbreviations explains the indi

Lists pH/Cond 3400i76AbbreviationsConductivity value (international γ)AR AutoRead (drift control)ARng Automatic range switchingMeasuring instrument me

pH/Cond 3400i Lists77SELV Safety Extra Low VoltageSLO Slope setting on calibrationTC Temperature coefficient (internat. α)TP Temperature measurement a

Lists pH/Cond 3400i78GlossaryAdjusting To manipulate a measuring system so that the relevant value (e. g. the displayed value) differs as little as po

pH/Cond 3400i Lists79Measuring system The measuring system comprises all the devices used for measuring, e. g. measuring instrument and probe. In add

Overview pH/Cond 3400i81.3 KeypadKey functionsRUN/ENTERARRCLCALSTOMSelect the measured variable <M>:– pH value / ORP voltage– Conductivity / sal

Lists pH/Cond 3400i80TemperaturecoefficientValue of the slope of a linear temperature function.TemperaturecompensationName of a function that consider

pH/Cond 3400i Index81AAsymmetry 21Auslieferzustand 62Authorized use 11AutoCal DIN 21, 27AutoCal TEC 21, 23AutoRead 18, 36CCalibrationConductivity 37Ca

Index pH/Cond 3400i82

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pH/Cond 3400i Overview91.4 Display1.5 Jack field1 TetraCon 325 conductivity measuring cell2 pH electrode3 pH temperature sensor4 Plug-in power supply