Xylem handylab OX 12 Manuel d'utilisateur

ba75369d04 01/2011Operating manualhandylab Ox 12 Oxygen MeterARO671927O°Cmg/lARngTPRCLSTOCALM

Overview handylab Ox 1210ba75369e04 01/2011Internal resistance < 5 Ohm (current limited to max. 0.2 mA output current)

handylab Ox 12 Overview11ba75369e04 01/2011Serial interface Automatic switchover when a PC or printer is connected.Power supply Type RS232, data outp

Overview handylab Ox 1212ba75369e04 01/2011Applicableguidelines andnorms EMC EC guideline 2004/108/ECEN 61326-1EN 61000-3-2EN 61000-3-3FCC Class AInst

handylab Ox 12 Safety13ba75369e04 01/20112SafetyThis operating manual contains basic instructions that you must follow during the commissioning, opera

Safety handylab Ox 1214ba75369e04 01/20112.2 General safety instructionsThis instrument is built and inspected according to the relevant guidelines an

handylab Ox 12 Commissioning15ba75369e04 01/20113 Commissioning3.1 Scope of deliveryz Handheld meter, handylab OX 12z Operating manual and short opera

Commissioning handylab Ox 1216ba75369e04 01/2011Connecting theplug-in power sup-plyYou can either operate the measuring instrument with batteries or w

handylab Ox 12 Operation17ba75369e04 01/20114 Operation4.1 Switching on the measuring instrumentNote The measuring instrument has an energy saving fea

Operation handylab Ox 1218ba75369e04 01/20114.2 Measuring4.2.1 General informationYou can measure the following variables:z D. O. concentrationz D. O.

handylab Ox 12 Operation19ba75369e04 01/20114.2.2 Measuring the D. O. concentrationNoteWhen measuring the concentration of test samples with a salt co

handylab LF 122ba75369d04 01/2011Accuracy whengoing to pressThe use of advanced technology and the high quality standard of our instruments are the re

Operation handylab Ox 1220ba75369e04 01/20114.2.3 Measuring the D. O. saturationYou can measure the D. O. saturation as follows: 4.2.4 Measuring the D

handylab Ox 12 Operation21ba75369e04 01/20114.2.5 Selecting the measuring range, AutoRangeAutoRange Each of the measuring parameters has 2 measuring r

Operation handylab Ox 1222ba75369e04 01/2011Criteria With identical measurement conditions, the following applies:5 To terminate the AutoRead function

handylab Ox 12 Operation23ba75369e04 01/20114.3 CalibratingWhy calibrate? D. O. probes age. This changes the slope of the D. O. probe. Calibration de-

Operation handylab Ox 1224ba75369e04 01/2011Sample printout: Sensor evaluation After the calibration, the measuring instrument evaluates the current s

handylab Ox 12 Operation25ba75369e04 01/20114.3.1 Calibrating with the air calibration vesselProceed as follows to calibrate the instrument:NoteThe sp

Operation handylab Ox 1226ba75369e04 01/2011NoteIn chapter 6 WHAT TO DO IF... , you will find the measures to take for error elim-ination. 7 Switch to

handylab Ox 12 Operation27ba75369e04 01/20114.3.2 Calibrating via a comparison measurementProceed as follows to calibrate the instrument:1 Connect the

Operation handylab Ox 1228ba75369e04 01/2011NoteIf the correction factor deviates from 1.000, the display of the measured value unit flashes.8 Switch

handylab Ox 12 Operation29ba75369e04 01/20114.3.3 Entering the salt content (salinity)A salt content correction is required in the oxygen concentratio

handylab Ox 12 List of contents3handylab Ox 12 - List of contentsba75369e04 01/20111 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operation handylab Ox 1230ba75369e04 01/20114.4 SavingThe measuring instrument has an internal data memory. It can store up to 800 data records. A com

handylab Ox 12 Operation31ba75369e04 01/2011Message StoFull This message appears when all of the 800 storage locations are occupied.You have the follo

Operation handylab Ox 1232ba75369e04 01/20114.4.2 Saving automaticallyThe save interval (Int 1) determines the chronological interval between auto-mat

handylab Ox 12 Operation33ba75369e04 01/2011NoteThe AutoStore function is interrupted if you start other functions, e.g. output the data storage. Afte

Operation handylab Ox 1234ba75369e04 01/20114.4.3 Outputting the data storageYou can output the contents of the data storage:z Stored data on the disp

handylab Ox 12 Operation35ba75369e04 01/2011NoteIf you want to search for a certain element (e.g. date), proceed as follows:Outputting storeddata to t

Operation handylab Ox 1236ba75369e04 01/2011Sample printout:Outputting thecalibration dataon the display Device No.: 99990000No. 1: 09.03.99

handylab Ox 12 Operation37ba75369e04 01/2011Outputting thecalibrationprotocol on theinterfaceNoteYou will find a sample calibration protocol in PRINTI

Operation handylab Ox 1238ba75369e04 01/20114.4.4 Clearing the memoryWith this function, you can delete stored data records. 800 storage locations wil

handylab Ox 12 Operation39ba75369e04 01/20114.5 Transmitting dataYou have the following possibilities of transmitting data:z One of the following opti

List of contents handylab Ox 124ba75369e04 01/20115 Maintenance, cleaning, disposal . . . . . . . . . . . . . . . . . . . . . 475.1 Maintenance . . .

Operation handylab Ox 1240ba75369e04 01/20114.5.2 Recorder (analog output)You can transmit data to a recorder via the analog output. Connect the ana-l

handylab Ox 12 Operation41ba75369e04 01/20114.5.3 PC/external printer (RS232 interface)Via the RS 232 interface, you can transmit the data to a PC or

Operation handylab Ox 1242ba75369e04 01/20114.6 ConfigurationYou can adapt the measuring instrument to your individual requirements. To do this, the f

handylab Ox 12 Operation43ba75369e04 01/2011Displaying the airpressureCalibration interval6 Confirm with <RUN/ENTER>. Int 3 appears on the displ

Operation handylab Ox 1244ba75369e04 01/2011Date and time11 Set the date of the current day with <▲> <▼>.12 Confirm with <RUN/ENTER>

handylab Ox 12 Operation45ba75369e04 01/20114.7 Reset You can reset (initialize) the measurement parameters and the configuration parameters separatel

Operation handylab Ox 1246ba75369e04 01/2011Resetting themeasuringparamtersResetting theconfigurationparameters1 Press the <RUN/ENTER> key and h

handylab Ox 12 Maintenance, cleaning, disposal47ba75369e04 01/20115 Maintenance, cleaning, disposal5.1 MaintenanceThe measuring instrument is almost m

Maintenance, cleaning, disposal handylab Ox 1248ba75369e04 01/2011NoteFor the maintenance of the sensors, follow the corresponding operating man-ual.5

handylab Ox 12 What to do if...49ba75369e04 01/20116 What to do if... LoBat display Instrument doesnot react to key-stroke Error message 0FLError mess

handylab Ox 12 Overview5ba75369e04 01/20111 OverviewThe compact precision handheld meter handylab OX 12 enables you to carry out oxygen (D. O.) measur

What to do if... handylab Ox 1250ba75369e04 01/2011Error message E7AR flashescontinuously Measured valuetoo lowMeasured valuetoo highDisplay to Prob

handylab Ox 12 What to do if...51ba75369e04 01/2011Message StoFull Cause Remedy– All memory locations are full – Output data storage and clear data st

What to do if... handylab Ox 1252ba75369e04 01/2011

handylab Ox 12 Lists53ba75369e04 01/20117ListsThis chapter provides additional information and orientation aids.Abbreviations The list of abbreviation

Lists handylab Ox 1254ba75369e04 01/2011AbbreviationsAR AutoRead (drift control)ARng Automatic range switchingMeasuring instrument measures with highe

handylab Ox 12 Lists55ba75369e04 01/2011GlossaryAdjusting To manipulate a measuring system so that the relevant value (e. g. the displayed value) diff

Lists handylab Ox 1256ba75369e04 01/2011Standard solution The standard solution is a solution where the measured value is known by definition. It is u

handylab OX 12 Index57IndexAAnalog output 40Authorized use 13AutoRange 21AutoRead 21Criteria 22CCalibrationstart 25Calibration protocol 23Connecting a

Index handylab OX 1258

Overview handylab Ox 126ba75369e04 01/20111.1 KeypadKey functionsCALSTORCLRUN/ENTERARMSelect the measuring mode <M>:– D. O. concentration– D. O.

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handylab Ox 12 Overview7ba75369e04 01/20111.2 Display1.3 Jack fieldCautionOnly connect probes to the measuring instrument that cannot return any volt-

Overview handylab Ox 128ba75369e04 01/20111.4 Technical DataDimensionsand weightMechanicalstructure Electrical safety Test certificates Ambient condit

handylab Ox 12 Overview9ba75369e04 01/2011Accuracy(± 1 digit)Correctionfunctions Analog output Automatic switchover when a recorder is connected.Conce