Operating Instructions Dissolved oxygen sensor
Contents
1. 5 T Technical data 27 Temperature compensation 28 Transmitter feet seii hee eed aie wie 4e 23 Transport dumme eek 7 Types of 17 U Universal assembly holder 10 11 Users kei c net uvm nei 4 Weight ite a ee pes 28 Weighs iu seen ae 28 WINING er e art e 14 2 Zero 27 Zer 18 30 P SF Konta XII Declaration of Hazardous Material and De Contamination Erkl rung zur Kontamination und Reinigung Please reference the Return Authorization Number RA obtained from your supplier on all paperwork and mark the Rag refusal package at our facility clearly on the outside of the box If this procedure is not followed it may result in t RA N Bitte geben Sie die von Ihrem Lieferanten mitgeteilte R cklieferungsnummer RA auf allen Lieferpapieren an und vermerken Sie diese auch au en auf der Verpackung Nichtbeachten dieser Anweisung f hrt zur Ablehnung ihrer Lieferung Because of legal regulations and for the safety of our employees and operating equipment we need the Declaration of Hazardous Material and De Contamination with your signature before your order can be handled Please make absolutely sure to attach it to the outside of the packaging Aufgru2. 6 Immersion assembly 10 Immersion tube 11 Incoming 7 1 5 4 7 Installation instructions 7 8 Examples 10 Flow 12 Immersion operation 10 Installing the measuring point 9 Mounting 8 Orientation 8 9 Retractable 13 28 Maintenance 21 Materials 4 1 oit re beat ant coh 28 Maximum measured 27 Measured value 27 Measured value at air 18 Measured 27 Measuring point 9 Measuring 17 Measuring range 27 Measuring system 8 Membrane thickness 28 Minimum flow Seia paia 27 Notes on safety icons 5 Operating 28 heri he eS RE SS CR 4 Operational
3. 4 Ordering ciue hana 6 Polarization time 27 Post connection Check ne 15 Post installation Check crn Ghd a neers et nee 13 Premounting gt 9 PIOCOSS cues oue ERE ME EB IRE ea 27 Process 28 Process pressure 27 29 00561 Process temperature 27 Product 5 6 R 22 Repeatability 28 Replacement Sealing ring 22 Replacing the sealing 22 Response time 27 Retractable 13 mare een 5 25 S Scope of 6 Sensor Calibration 17 Gleaningz r LER 8 21 DESIGN ops tree Ee E Pre tix ER 16 Measuring principle 17 Monitoritig iue ee et ee 27 ne suas yates sinken nina Y 28 Sensor CAP aa euere einen 28 Sensor check 24 sioe ms a een TEPORE 27 Spare parts 4v ree rM RESET 25 SOA Je uo Sanne tete o veros et Rachie eni erate 7 Storage 27 Symbols ee d uper PE rds 5 5
4. 23 Ambient temperature range 27 B Basin rim 11 C Cable connection 28 Cable 28 Cable length incl extension cable 28 Calculating the calibration value 18 17 20 Chain assembly 10 Check Electrical connection 15 UNCON ge vss ad tues dele en Du 20 13 Cleaning SENSOR A ee 21 5 0 4 20 Connection Cable 5 14 Direct 14 Cross reference symbols 5 D Degree of 27 Designated 4 Device 16 DIMENSIONS cu ee ee 7 Disposal 24 nass ri 26 Drift an a Er age 27 E Electrical 14 Electrical technician 14 Error Sensor 24 Errors Troubleshooting instructions 24 F cratere aus etr tees ER T 24 Floating body RR RE Rees 12 Flow assembly 12 Fluorescence cap 17 22 28 l Identification
5. The free swinging of the immersed assembly practically rules out vibrations from the upright post A good self cleaning of the fluorescence caps is reached due to the swinging of the assembly According to this effect the sensor life time can be extended 56 2 20 1 771 1 1 1 pee 60 2 4 x 60 2 4 x 2 0 08 i 1 902 x SAX i 2 e S ar 3 2 n 1 x 1400 55 2 max gt 3 E 1480 58 1500 59 1 1630 64 17 1580 64 20 950 37 4 6 0 24 25 0 98 gt gt 58 2 58 g6 5 0 26 mm inch mm inch a0004103 en a0004104 en Fig 5 Universal assembly holder OYH101 with Fig 6 Immersible pendulum assembly OYA611 immersible pendulum assembly OYA611 Protection cap Second fixing possibility for transverse pipe Immersion assembly OYA611 1 1 Weather protection cover 2 Worm drive hose clip 2 Upright post square pipe SS 1 4301 AISI 304 Pipe clips detailed drawing in right half 3 Transverse pipe SS 1 4301 AISI 304 4 PVC pipe 4 Star handle 5 Threaded coupling 5 6 00561 INSTALLATION Universal assembly holder and fixed immersion assembly The preferable type of installation for strong or turbulent flow gt 0 5 m s in the basin or open channels is to secure the device to an upright post and a securely mounted immersion tube gt e 7 If
6. extension from the sensor COS71 COS61 COS31 COS3 with SXP connector to the transmitter IP 65 degree of protection Order No 50001054 Measuring cable OMK for extension between junction box VS and transmitter unterminated yard good Order No 50004124 8 2 Installation accessories Immersion assembly OOA110 for sensor immersion in the basin PVC pipe resp PUR floating body with SS 1 4571 AISI 316Ti immersion tube Flow assembly OOA250 for sensor installation in pipe lines PVC Retractable assembly OOA451 Manual stainless steel retractable assembly with ball valve shutoff for oxygen sensors Universal suspended assembly holder OYH101 for pH redox oxygen conductivity assemblies and oxygen and turbidity sensors Pendulum assembly OYA611 for sensor immersion in basins open channels and tanks PVC Basin rim mounting OYY106 for sensor immersion in basins SS 1 4301 AISI 304 Immersion assembly OYY105 for sensor immersion in basins SS 1 4404 AISI 316L pipe SS 1 4571 AISI 316Ti fitting 8 3 Measuring monitoring and cleaning OOM223 253 Transmitter with integrated sensor function monitoring measured value monitoring free configuration of alarm contact field or panel mounting HART or PROFIBUS possible 23 TROUBLESHOOTING oos61 9 Troubleshooting 9 1 Troubleshooting instructions Problem Check Remedial action No display no sensor reaction Mains voltage to the trans
7. sensor OOS61 3 3 2 Installing a measuring point Note For immersed operation install the individual modules away from the basin on a solid base Only carry out the final installation at the intended installation location For a complete installation of a measuring point proceed as follows 1 Install a retractable or a flow assembly if used into the process 2 Connect the water supply to the rinse connections if you use an assembly with cleaning function 3 Install and connect the oxygen sensor 4 Install an immersion or a suspension assembly if used into the process Caution For immersed operation the sensor must be installed in an immersion assembly e g OYA611 Do not install the sensor suspended from the cable Screw the sensor into the assembly so that the cable is not twisted Avoid exerting excessive tensile force on the cable e g from jerky pulling Select the installation location so that there is easy access for later calibration Warning When using metallic assemblies and installation equipment comply with national grounding regulations INSTALLATION 00561 3 4 Installation examples 3 4 1 Immersion operation Universal assembly holder and chain assembly For large basins where sufficient installation distance is required from the basin edge activated sludge basin especially it is advisable to use the upright post and chain assembly gt 5 6
8. terms and keywords on the individual sections here Use the keyword index to find the information you need quickly and efficiently 00561 Table of contents Safety instructions 4 Designated use Installation commissioning and operation 4 Operational safety 4 Returne 2 2 puse ere mid x Ies 5 Notes on safety icons and symbols 5 Cross reference symbols 5 Identification 6 Product structure 6 Scope of delivery 6 Installation 7 Incoming acceptance transport storage 7 Installation conditions 7 Installation instructions 8 Installation examples 10 Post installation check 13 WING soc ose ERG REC ER EU 14 Direct connection to the transmitter 14 Connection via junction box 14 Post connection check 15 Device description 16 Sensor design 16 Measuring principle 17 Calibration 17 Commissioning 20 Function 20 Galibration s res ri 20 Maintenance 21 Cleaning the 21 Regenerating 22 23 Connection accessories 23 Install
9. the flow is very strong a second transverse pipe can be installed with its own pipe support A MS I e 8 La max 1400 55 12 ip N E XL 1490 58 66 rimum IL EUER n t m 4 9 725 30 1 18 x 30 1 18 x 2 0 06 N e Sw 40 1 57 ON 2 S S 2 x N S x N Y 4 1210 42 150 5 91 mm inch Fig 7 Universal assembly holder OYH101 with immersion tube OYY105 Star handle Pipe support Fixing bracket Immersion assembly immersion tube ROD Basin rim mounting with immersion tube a0004105 en For fixing to the sides of the basin or channel we recommend immersion assembly basin rim mounting gt 8 gt 9 3 2 2 4 le ee 4 m 3 3 a0004106 a0004107 Fig 8 Horizontal basin rim mounting Fig 9 Vertical basin rim mounting 1 Protection cover for cable entry 4 Basin rim mounting 2 Pipe support 5 Star handle 3 Immersion assembly SS 1 4301 AISI 304 If there is strong turbulence or flow a second basin rim mounting must be used for the immersion assembly 1 1 INSTALLATION 00561 Floating body To aid installation in strongly fluctuating water levels e g in rivers or lakes the floating body OOA110 50 i
10. the oxygen saturation index in air without recalibration The measured value should be at 100 4 SAT Display O saturation with OOM 2x3 press plus key four times Boom f necessary replace a defective membrane or one which cannot be cleaned any more Recalibration if desired or required 7 1 Cleaning the sensor The measurement can be corrupted by sensor fouling or malfunction e g Buildup on the fluorescence cap gt causes longer response times and a reduced slope under certain circumstances To ensure reliable measurement the sensor must be cleaned at regular intervals The frequency and intensity of the cleaning operation depend on the measuring medium Clean the sensor before every calibration at regular intervals during operation as necessary before returning it for repairs Depending on the type of soiling proceed as follows Type of soiling Cleaning Salt deposits Immerse the sensor in drinking water or in 1 596 hydrochloric acid for a few minutes Afterwards rinse it with copious amounts of water Dirt particles on the sensor body cap Clean the sensor body mechanically with water and a suitable brush Dirt particles on the fluorescence cap Clean the membrane with water and a soft sponge Caution After cleaning rinse the sensor with copious amounts of clean water 7 1 1 Cleaning the optics The optics only need to be cleaned if medium has pen
11. 9 3 Spare parts Position Spare parts kit order no 1 Sensor see product structure 2 Sealing ring 51518597 2 pieces 3 Sensor cap fluorescence cap 51518598 4 Protection guard on request Zero solution 50001041 without 3 units to produce 3 x 1 liter oxygen free solution fig E 4 80004166 Fig 18 9 4 Return If the device requires repair please send it cleaned to the sales center responsible Please use the original packaging if possible Please enclose the completed Declaration of contamination copy the second last page of these Operating Instructions with the packaging and the transportation documents No repair without completed Declaration of contamination 25 00561 TROUBLESHOOTING 9 5 Disposal The device contains electronic components and must therefore be disposed of in accordance with regulations on the disposal of electronic waste Please observe local regulations 26 00561 TECHNICAL DATA 10 Technical data 10 1 Input 10 1 1 Measured value Dissolved oxygen mg l SAT hPa Temperature C F 10 1 2 Measuring range with OOM 223 253 0 20 mg l 0 200 SAT 0 400 hPa 10 2 Environment 10 2 1 Storage temperature 20 70 C at 95 relative air humidity not condensing 10 2 2 Ambient temperature range 5 50 C 10 2 3 Degree of protection IP 68 10 3 Process 10 3 1 Process pr
12. Operating Instructions OOS61 Dissolved oxygen sensor BA387e 00 06 05 107927 Brief overview Here is how to use these Operating Instructions to commission your sensor quickly and safely mm gt Ly i mm 2N o 16 17 17 uy uy 1 bid mp 21 gt B24 gt B29 Safety instructions General safety instructions Explanation of the warning symbols You can find special instructions at the appropriate position in the chapter in question The positions are indicated with the icons Warning A Caution and Note amp v Installation Here you can find installation conditions such as sensor dimensions and the angle of installation Installation examples can be found here v Wiring Refer to these pages for sensor wiring v Sensor design and measuring principle Here you can read about the sensor design The measuring principle is explained on this page Here you can find the possible calibration methods v Maintenance Regular maintenance tasks such as cleaning the sensor are absolutely essential and prolong the operating time of the sensor Here you can find an overview of the spare parts which can be delivered as well as an overview of the system v Troubleshooting If faults occur during operation use the checklist to locate the cause v v Index You can find important
13. able entries lateral cable loops downwards for water to be able to drip off 15 DEVICE DESCRIPTION 00561 5 Device description 5 1 Sensor design 1 a o o 20004151 Fig 17 Sensor design Sensor cable Sensor shaft O ring Protection guard Threaded connection Detector Emitter diode Fluorescence cap The sensor consists of the following function units Sensor shaft Sensor head with optics emitter and detector Fluorescence cap Protection guard Note Alternatively to the protection guard you can use a spray head OOR 3 optional see Accessories for use in immersed operation with cleaning function 00561 DEVICE DESCRIPTION 5 2 Measuring principle 5 2 1 Oxygen measurement based on the principle of fluorescence quenching Sensor design Oxygen sensitive molecules markers are integrated in an optically active layer fluorescence layer The surface of the fluorescence layer is in contact with the medium The sensor optics are directed at the underside of the fluorescence layer There is an equilibrium between the oxygen partial pressure in the medium and that in the fluorescence layer f the sensor is immersed in the medium the equilibrium is established very quickly Measuring process The sensor optics send green light pulses to the fluorescence layer The markers answ
14. abungsvorschriften beilegen Description of failure Fehlerbeschreibung Company data Angaben zum Absender Company Firma Phone number of contact person Telefon Nr Ansprechpartner Address Adresse Fax E Mail Your order No hre Auftragsnr We hereby certify that this declaration is filled out truthfully and completely to the best of our knowledge We further certify that the returned parts have been carefully cleaned To the best of our knowledge they are free of any residues in dangerous quantities Wir best tigen die vorliegende Erkl rung nach unserem besten Wissen wahrheitsgetreu und vollst ndig ausgef llt zu haben Wir best tigen weiter dass die zur ckgesandten Teile sorgf ltig gereinigt wurden und nach unserem besten Wissen frei von R ckst nden in gefahrbringen place date Ort Datum Name dept Abt please print bitte Druckschrift Signature Unterschrift BA387e 00 06 05 Printed in Germany FM SGML 6 0 DT A 11007927
15. ation accessories 23 Measuring monitoring and cleaning 23 Troubleshooting 24 Troubleshooting instructions 24 Sensor checks 24 Spare parts 9 4 9 5 10 10 1 10 2 10 3 10 4 10 5 Retur rs ar ah te m a HO b Ber 25 Disposal ae en 26 Technical data 27 Input ese er er 27 Environment 27 PFOCEsS Ans deinem heran 27 Performance characteristics 27 Mechanical construction 28 Index cui hir er 29 SAFETY INSTRUCTIONS 00561 1 Safety instructions 1 1 Designated use The oxygen sensor is suitable for continuous measurement of dissolved oxygen in water Typical applications are Measuring monitoring and regulating the oxygen content in activated sludge basins Monitoring the oxygen content in the sewage treatment plant outlet Monitoring measuring and regulating the oxygen content in public waters and fish farming water Monitoring of oxygen enrichment in drinking water Any other use than the one described here compromises the safety of persons and the entire measuring system and is therefore not permitted The manufacturer is not liable for damage caused by improper or non designated use 1 2 Installation commissioning and operation Please note the following items Installation electrical connection commissioning operation and maintenance of the measu
16. ck Action Setpoint Voltage inspection With the sensor connected test the operating voltage on the OOM 2x3 transmitter between terminals 87 and 0 8 V between terminals 88 and 0 8 V Slope inspection Place the sensor in the air and dry with a paper towel After 10 minutes Approx 102 SAT 4 times key Zero point inspection Immerse the sensor in zero solution Open the measuring chamber and dry the electrodes Display near to 0 mg l 0 Sat 24 00561 TROUBLESHOOTING Check Action Setpoint Temperature sensor check Disconnect the sensor and measure the resistance 5 C 74 4 KQ between TOP68 pins 3 and 4 10 C 58 7 between SXP pins 3 and 4 with fixed 15 C 46 7 KQ cable version 20 C 37 3 KQ 25 C 30 0 30 C 24 3 depending on temperature How to use the zero solution 1 Fill a large beaker 1 5 21 with approx 1 of water Pour a cap full of the zero solution into the water Immerse the sensor into the water and wait a sufficient period of time 15 min for oxygen depletion The display drops to around 0 mg l 0 SAT Depending on the conditions contact surface water air the zero solution is stable for up to 12 hours Note D If there are deviations from the reference values follow the troubleshooting instructions or contact your sales office
17. epending on operating experience or renewed Note Ideally use the calibration vessel see Accessories for calibration 5 3 1 Types of calibration Types of calibration Air preferably saturated water vapor e g near the water surface Measured values between 70 and 130 SAT result in the calibration of the measured value at air Measured smaller than 15 96 SAT result in the calibration of the zero point Air saturated water Like air calibration DEVICE DESCRIPTION 00561 Reference measured value entry at transmitter sensor remains the medium Measured values between 50 and 150 SAT result in the calibration of the measured value to the reference value while maintaining the zero point Measured values smaller than 20 SAT result in the calibration of the measured value to the reference value while maintaining the measured value at air If necessary calibrate OOS61 practically Inthe air water vapor saturated type of calibration in order to calibrate the measured value at air In the air saturated water type of calibration but while using oxygen free water see Sensor check section to calibrate the zero point 5 3 2 Calibration intervals 1 If you want to calibrate the sensor in the meantime due to a special application and or a special type of installation you can determine the intervals with the following method 2 Check the sensor one month after its being put into ope
18. er fluoresce with red light pulses The duration and intensity of the response signals is directly dependent on the oxygen contents and the partial pressure If the medium is free from oxygen the response signals are long and very intense Oxygen molecules quench the marker molecules As a result the response signals are shorter and less intense Measurement result The sensor returns a signal that is in proportion to the oxygen concentration in the medium The fluid temperature and air pressure are already calculated in the sensor 5 2 2 Fluorescence cap The oxygen dissolved in the medium is diffused into the fluorescence cap Suitable flow is not necessarily mandatory but it does improve the speed at which the measuring system responds and ensures a more representative measured value compared to a measurement in static medium The cap is only permeable for dissolved gases Other substances dissolved in the liquid phase e g ionic substances will not penetrate through the membrane Therefore medium conductivity has no impact on the measuring signal 5 3 Calibration Calibration is a means of adapting the transmitter to the characteristic values of the sensor Normally sensor calibration is seldom necessary It is necessary after Changing the fluorescence cap Within the framework of system monitoring and supervision for example the calibration can also be cyclically monitored at typical time intervals d
19. essure Max permitted overpressure 10 bar 10 3 2 Process temperature 20 60 C 10 4 Performance characteristics 10 4 1 Response time too 60 S 10 4 2 Maximum measured error 2 96 of end of measuring range 27 TECHNICAL DATA 00561 10 4 3 Repeatability 0 5 of end of measuring range 10 4 4 Operating life of sensor cap 1 year protect against direct sunshine 10 5 Mechanical construction 10 5 1 Weights For cable length 7 m 23 ft 0 7 kg 1 5 Ibs For cable length 15 m 49 ft 1 1 kg 2 4 Ibs With TOP68 connection 0 3 kg 0 66 Ibs 10 5 2 Materials Sensor shaft Stainless steel 1 4571 AISI 316Ti Cap with fluorescence layer POM Fluorescence layer Silicone 10 5 3 Process connection G1 10 5 4 Sensor cable Shielded 7 core fixed cable or double shielded coaxial cable with 4 pilot wires for TOP68 connection 10 5 5 Cable connection to transmitter SXP connector field device Terminal connection panel mounted instrument 10 5 6 Maximum cable length Max 100 m 328 ft including cable extension 10 5 7 Temperature compensation Internal 10 5 8 Interface RS 485 za 00561 Index A Accessories Assemblies 23 23 Connection 23 Deflector ai are ern 23 Measuring 23 Membrane protection guard
20. etrated through a defective fluorescence cap To clean it proceed as follows 1 Unscrew the protection guard and fluorescence cap from the sensor head 2 Carefully clean the optical surface with a soft cloth until the buildup is fully removed MAINTENANGE oos61 3 Clean the optics with drinking or distilled water 4 Clean the optics and screw on a new fluorescence cap Caution The optical surface may not be scratched or damaged in any way 7 2 Regenerating 7 2 1 Replacing the sealing ring Replacing the sealing ring is only necessary when it is visibly damaged For replacement use only original sealing rings 7 2 2 Changing the fluorescence cap Removing the old fluorescence cap Remove the sensor from the medium Unscrew the protection guard Clean the outside of the sensor Unscrew the fluorescence cap Qu e COD DE ES Clean and dry the optical surface if necessary Installing the new fluorescence cap 6 Make sure that there are no dirt particles on the sealing surface 7 Carefully screw the fluorescence cap onto the sensor head until the stop 8 Screw the protection guard back on Note After replacing the fluorescence cap the sensor must be recalibrated Then insert the sensor into the medium and check that no alarm is displayed on the transmitter 00561 ACCESSORIES 8 Accessories 8 1 Connection accessories Junction box VS with socket and 7 pole connector for cable
21. he completed Declaration of contamination copy the second last page of these Operating Instructions with the packaging and the transportation documents No repair without completed Declaration of contamination 1 5 Notes on safety icons and symbols Warning A This symbol alerts you to hazards They can cause serious damage to the instrument or to persons if ignored Caution Wi This symbol alerts you to possible faults which could arise from incorrect operation They could cause damage to the instrument if ignored Note Bw This symbol indicates important items of information 1 6 Cross reference symbols 1 This symbol stands for a cross reference to a specific page e g Page 1 2 This symbol stands for a cross reference to a specific graphic e g Fig 2 IDENTIFICATION 00561 2 Identification 2 1 Product structure Certificate A Version for non hazardous area Cable length incl extension cable Cable length 1 5 m 4 9 ft Cable length 7 5 m 23 ft Cable length 15 m 49 ft No cable for replacement for TOP 68 version Special version upon request F Thread G1 fixed cable with SXP connector S Thread G1 TOP68 connector Accessories 0 Without accessories 00561 Complete order code 2 2 Scope of delivery The following items are included in the delivery Oxygen sensor with transport pro
22. ive cap to the immersion assembly 13 wi RING 00561 N 4 Wiring Warning The electrical connection must only be carried out by an electrical technician The electrical technician must have read and understood the instructions in this manual and must adhere to them Ensure that there is no voltage at the power cable before beginning the connection work 4 1 Direct connection to the transmitter 4 1 1 Field installation Connect the sensor directly to the transmitter OOM253 WX WS by means of the special measuring cable with the SXP connector gt ze 14 30004118 Fig 14 SXP connector 4 1 2 Panel mounting Remove the SXP connector transmitter side from the cable Refer to the following table for the cable assignment and the assigned terminals for OOM223 WX WS Please note that the cable assignment changes depending on the sensor version fixed cable or TOP68 connection Terminal Sensor with fixed cable OMK Sensor with TOP68 connection CYK71 COM223 Core Assignment Core Assignment 85 Yellow Ug Yellow 0 0 Gray OV White OV 96 Pink Comm digital Green Communication digital 97 Blue Comm digital Brown Communication digital 88 Brown Ug Coax Up inner 4 2 Connection via junction box To extend the sensor connection beyond the length of the fixed cable the connection has to
23. mitter Connect mains voltage Sensor connected correctly Set up correct connection Medium flow available Create flow Buildup on the fluorescence cap Clean sensor dirt in plug With a TOP 68 connection Humidity or Clean connection cleaning alcohol and dry it Displayed value too high Temperature display clearly too low Check sensor if necessary send sensor in for repair Displayed value too low With a TOP 68 connection Humidity or Clean connection cleaning alcohol dirt in plug and dry it Sensor calibrated Recalibrate Medium flow available Create flow Displayed temperature clearly too high Check sensor if necessary send sensor in for repair Buildup on the fluorescence cap Clean sensor Fluorescence cap worn out Replace Strong deviations in displayed value Fluorescence cap damaged Fluorescent cap replacement EMC interference on the measuring system Remove outer shielding of sensor and extension cable at terminal S Cut measuring and signaling lines from h v power lines Note Make sure you comply with the instructions for troubleshooting in the Operating Instructions of the transmitter If necessary carry out a test of the transmitter 9 2 Caution Sensor checks You will also require a multimeter voltage resistance Only authorized and trained personnel may test the sensor Che
24. n value C C S KL Example Air calibration at 18 C altitude 500 m above sea level current air pressure 1009 hPa 1 009 bar 829 45 mg l K 0 943 L 1 009 Calibration value C 9 17 mg l 19 COMMISSIONING 00561 6 Commissioning 6 1 Function check Before first commissioning check if the sensor is correctly installed the electrical connection is correct If using an assembly with automatic cleaning check the correct water connection at the assembly rinse connection N Warning Danger of medium leaking off Before applying compressed air to an assembly with cleaning facility make sure the connections are correctly fitted Otherwise the assembly may not be insert into the process 6 2 Calibration The sensor is calibrated at the factory A new calibration is only needed in special situations zu 00561 MAINTENANGE 7 Maintenance Maintenance work must be carried out at regular intervals To ensure that it is carried out we recommend you enter the maintenance dates into an operations logbook or in an operations calendar in advance The maintenance cycle primarily depends on the system the installation conditions and the medium in which measurement is taking place The following activities must be carried out Cleaning the sensor Check the measuring function 1 Remove the sensor from the medium Clean and dry the membrane After about 10 minutes measure
25. nd der gesetzlichen Vorschriften und zum Schutz unserer Mitarbeiter und Betriebseinrichtungen ben tigen wir die unterschriebene Erkl rung zur Kontamination und Reinigung bevor Ihr Auftrag bearbeitet werden kann Bringen Sie diese unbedingt au en an der Verpackung an Type of instrument sensor Serial number Ger te Sensortyp Seriennummer O Used as SIL device in a Safety Instrumented System Einsatz als SIL Ger t in Schutzeinrichtungen Process data Prozessdaten Temperature Temperatur C Pressure Druck Pa Conductivity Leitf higkeit S Viscosity Viskosit t mm s Medium and warnings TY Warnhinweise zum Medium 3 m gs harmful es Medium concentration Identification flammable toxic corrosive irritant other harmless Medium Konzentration CAS No entz ndlich giftig tzend nU sonstiges unbedenklich reizend Process medium Medium im Prozess Medium for process cleaning Medium zur Prozessreinigung Returned part cleaned with Medium zur Endreinigung explosive oxidising dangerous for the environment biological risk radioactive explosiv brandf rdernd umweltgef hrlich biogefahrlich radioaktiv Please tick should one of the above be applicable include safety data sheet and if necessary special handling instructions Zutreffendes ankreuzen trifft einer der Warnhinweise zu Sicherheitsdatenblatt und ggf spezielle Handh
26. ort or a suitable process connection Other angles and overhead installation are not recommended Reason possible sediment formation and resulting falsification of measured value A 0004087 Fig 3 Angle of installation A Recommended angle of installation 0 180 Note Make sure you comply with the instructions for installing sensors You will find them in the Operating Instructions for the assembly used 3 2 3 Mounting location Select the installation location so that there is easy access for later calibration Make sure that upright posts and assemblies are secured safely and vibration free For immersed operation in an activated sludge basin select an installation location which produces a typical oxygen concentration 3 3 Installation instructions 3 3 1 Measuring system A complete measuring system comprises at least Oxygen sensor Transmitter e g OOM223 253 Special measuring cable if extension necessary Assembly e g flow assembly OOA250 immersion assembly OYA611 or retractable assembly OOA451 Optional Universal suspended assembly holder OYH101 for immersed operation Junction box VS with cable extension Automatic spray cleaning system Chemoclean 00561 INSTALLATION a0004102 Fig 4 Measuring system example Immersion assembly OYA611 Junction box VS optional Transmitter OOM253 Oxygen
27. ration by taking it out of the fluid drying it and then measuring the oxygen saturation index at air after 10 minutes Decide using the results a If the measured value is not at 100 2 SAT you have to calibrate the sensor b Otherwise double the length of time to the next inspection 3 Proceed as per Point 1 after two four and or eight months In this way you can determine the optimum calibration interval for your sensor Note Be sure to calibrate the sensor at least once a year 5 3 3 Calibration in air 1 Remove the sensor from the medium 2 Clean the outside of the sensor with a damp cloth Then dry the sensor membrane e g by using a tissue 3 Then wait while the sensor adjusts to the temperature of the ambient air This takes about 20 minutes Check that the sensor is not in direct sunlight during this time 4 If the measured value display on the transmitter is stable carry out the calibration in accordance with the Operating Instructions of the transmitter 5 Place the sensor in the medium again Note Make sure you comply with the instructions for calibration in the Operating Instructions of the transmitter 5 3 4 X Calculation example for the calibration value As a check you can calculate the expected calibration value transmitter display as shown in the following example salinity is O 1 Determine the sensor temperature ambient air the altitude above sea level the current air pres
28. ring system must only be carried out by trained technical personnel The technical personnel must be authorized for the specified activities by the system operator Technical personnel must have read and understood these Operating Instructions and must adhere to them Before commissioning the entire measuring point check all the connections for correctness Ensure that hose connections are not damaged Do not operate damaged products and secure them against unintentional commissioning Mark the damaged product as being defective Measuring point faults may only be rectified by authorized and specially trained personnel If faults cannot be rectified the products must be taken out of service and secured against unintentional commissioning Repairs not described in these Operating Instructions may only be carried out at the manufacturer s or by the service organization 1 3 Operational safety The sensor has been designed and tested according to the state of the art and left the factory in perfect functioning order Relevant regulations and European standards have been met As the user you are responsible for complying with the following safety conditions Installation instructions Local prevailing standards and regulations 00561 SAFETY INSTRUCTIONS 1 4 Return If the device requires repair please send it cleaned to the sales center responsible Please use the original packaging if possible Please enclose t
29. s Flow assembly OOA250 A 90 pipe bracket Medium removal 00561 INSTALLATION 3 4 8 Retractable assembly The assembly is designed for installation on tanks and pipes Suitable nozzles must be available for this Install the assembly at places with constant flow The minimum pipe diameter is DN 80 Detail A rotated 90 side view Detail A top view 0004117 Fig 13 Permissible and impermissible sensor installation positions 1 Ascending pipe best position 2 Horizontal pipe sensor top down impermissible due to air cushion or foam bubble forming 3 Horizontal pipe installation with permissible installation angle acc to sensor version 4 Overhead installation critical due to possible sediment buildup on fluorescence cap 5 Down pipe impermissible Note Do not install the assembly at places where air cushions or foam bubbles can be formed or where suspended particles can settle on the sensor optics gt el 13 Measuring errors can occur if the sensor is not immersed into the medium suspended particles are settled on the sensor membrane the sensor is installed overhead 3 5 Post installation check Sensor and cable undamaged Fluorescence cap undamaged Compliance with permissible sensor installation position Is the sensor installed in an assembly and is not suspended from the cable Avoid moisture by rain by fitting the protect
30. s available gt el 10 mm inch gt 220 8 66 800 31 50 G1 500 19 69 a0004108 en Fig 10 Floating body 3 4 2 Flow operation Cable route with strain relief and rain protection Mounting ring for ropes and chains with locking screw Lugs 215 x 120 for anchoring Saltwater resistant plastic float Pipe 40x1 stainless steel SS 1 4571 AISI 316Ti Shock absorber and weight Oxygen sensor The OOA250 A flow assembly gt e 11 with automatic self venting is suitable for use in pipelines or hose connections The inlet is at the bottom of the assembly the outlet at the top connection thread G It can be installed in a pipe by using two 90 pipe brackets to allow inflow to the assembly gt 12 item 6 mm inch i _ 034 1 34 GA SE gt 228 8 79 ra 68 2 68 f 90 3 54 2 100 3 94 S 2310 91 0004113 Fig 11 Screw in part for sensor Screw ring Meter body Connection thread G Dummy plug connection for spray head OOR3 Flow assembly OOA250 A Fig 12 a0004114 Bypass installation with manually actuated valves or solenoid valves Main line Medium return Oxygen sensor Manually actuated or solenoid valve
31. sure zrel air pressure to sea level at the time of calibration If undeterminable use 1013 hPa for an approximate calculation 2 Define the saturation value S acc to the first table the factor K acc to the second table 00561 DEVICE DESCRIPTION C S mg l C S mg l C S mg l C S mg l 0 14 64 11 10 99 21 8 90 31 7 42 1 14 23 12 10 75 22 8 73 32 7 30 2 13 83 13 10 51 23 8 57 33 7 18 3 13 45 14 10 28 24 8 41 34 7 06 4 13 09 15 10 06 25 8 25 35 6 94 5 12 75 16 9 85 26 8 11 36 6 83 6 12 42 17 9 64 27 7 96 37 6 72 7 12 11 18 9 45 28 7 82 38 6 61 8 11 81 19 9 26 29 7 69 39 6 51 9 11 53 20 9 08 30 7 55 40 6 41 10 11 25 Altitud K Altitud K Altitud K Altitud K e m e m e m e m 0 1 000 550 0 938 1050 0 885 1550 0 834 50 0 994 600 0 932 1100 0 879 1600 0 830 100 0 988 650 0 927 1150 0 874 1650 0 825 150 0 982 700 0 922 1200 0 869 1700 0 820 200 0 977 750 0 916 1250 0 864 1750 0 815 250 0 971 800 0 911 1300 0 859 1800 0 810 300 0 966 850 0 905 1350 0 854 1850 0 805 350 0 960 900 0 900 1400 0 849 1900 0 801 400 0 954 950 0 895 1450 0 844 1950 0 796 450 0 949 1000 0 890 1500 0 839 2000 0 792 500 0 943 3 Determine L current air pressure in bar 1013 hPa 1 013 bar if unknown 4 Calculate the calibratio
32. take place using a junction box VS gt ze 15 gt ze 16 Always connect the sensor cable to the junction box with the SXP connector The extension to the transmitter depends on the transmitter version i e field device or panel mounted instrument 00561 WIRING 82 3 23 80 3 15 mm inch 0004129 Fig 15 Junction box VS to the field device a0004130 Fig 16 Junction box VS to the panel mounted instrument 1 SXP connector to the field device 2 SXP connector from the sensor 2 SXP connector from the sensor 3 Special measuring cable to the transmitter OMK 4 Transmitter connection compartment 4 3 Post connection check Instrument status and specifications Remarks Are the sensor assembly junction box or cable damaged Visual inspection Electrical connection Remarks Does the supply voltage of the transmitter match the specifications 110 230 V AC on the nameplate 24 V AC DC Are the installed cables strain relieved and not twisted Is the cable type route completely isolated Power cable weak current cable Are the power supply and signal cable correctly connected to the transmitter Use the connection diagram of COM 2x3 Are all the screws terminals properly tightened Are all the cable entries installed tightened and sealed Are all the cable entries installed downwards or lateral For c
33. tection cap for membrane protection Operating Instructions English If you have any questions please contact your supplier or your sales center responsible 00561 INSTALLATION 3 Installation 3 1 Incoming acceptance transport storage Make sure the packaging is undamaged Inform the supplier about damage to the packaging Keep the damaged packaging until the matter has been settled Make sure the contents are undamaged Inform the supplier about damage to the delivery contents Keep the damaged products until the matter has been settled Check that the scope of delivery is complete and agrees with your order and the shipping documents The packaging material used to store or to transport the product must provide shock protection and humidity protection The original packaging offers the best protection Also keep to the approved ambient conditions see Technical data If you have any questions please contact your supplier or your sales center responsible 3 2 Installation conditions 3 2 1 Dimensions A A 00 E M al 9 pos N N Su o 9 N Y 40 1 57 40 1 57 lt gt a0004083 en a0004084 en Fig 1 Fixed cable version Fig 2 TOP 68 plug in head version INSTALLATION 00561 3 2 2 Orientation The sensor can be installed up to the horizontal in an assembly supp
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