Endress+Hauser Memosens COS81D Operating Instructions Manual Download

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Operating Instructions

Memosens COS81D

Hygienic, optical sensor for measuring oxygen

BA01448C/07/EN/04.20

71488795

2020-03-02

Summary of Contents for Memosens COS81D

Page 1: ...Products Solutions Services Operating Instructions Memosens COS81D Hygienic optical sensor for measuring oxygen 0 BA01448C 07 EN 04 20 71488795 2020 03 02...

Page 2: ...EU Declaration of Conformity Memosens COS81D 2 Endress Hauser EU Declaration of Conformity...

Page 3: ...ctrical connection 21 6 1 Connecting the sensor 21 6 2 Ensuring the degree of protection 21 6 3 Post connection check 21 7 Calibration and adjustment 22 7 1 Types of calibration 22 7 2 Zero point cali...

Page 4: ...us situation Failure to avoid the dangerous situation can result in a fatal or serious injury LCAUTION Causes consequences If necessary Consequences of non compliance if applicable Corrective action T...

Page 5: ...gen content in chemical processes Monitoring of fermentation processes NOTICE Halogen containing solvents ketones and toluene Halogen containing solvents dichloromethane chloroform ketones e g acetone...

Page 6: ...the CYK10 measuring cable may be connected only to certified intrinsically safe digital sensor circuits of the Liquiline M CM42 transmitter The electrical connection must be made according to the wiri...

Page 7: ...erature class Tn COS81D IA 13 10 C Ta 130 C T3 10 C Ta 120 C T4 10 C Ta 70 C T6 COS81D IA 33 0 C Ta 130 C T3 0 C Ta 120 C T4 0 C Ta 70 C T6 CSA C US Class I Zone 0 AEx ia IIC T6 T4 Ga and IS Class I D...

Page 8: ...ure If the medium is free from oxygen the decay time is long and the signal is very intense Any oxygen molecules present mask the marker molecules As a result the decay time is shorter and the signals...

Page 9: ...ave an integrated electronics unit that stores calibration data and other information Once the sensor has been connected the sensor data are transferred automatically to the transmitter and used to ca...

Page 10: ...ermeable for dissolved gases only Other substances dissolved in the liquid phase such as ionic substances will not penetrate through the membrane Therefore medium conductivity has no impact on the mea...

Page 11: ...packaging offers the best protection Make sure to comply with the permitted ambient conditions If you have any questions please contact your supplier or your local Sales Center 4 2 Product identifica...

Page 12: ...pprovals A list of all the approvals is provided below The approvals that are valid for this product depend on the device version ordered 4 4 1 mark Declaration of Conformity The product meets the req...

Page 13: ...e with EN 10204 is supplied depending on the version Product Configurator on the product page This certificate certifies the traceability of the materials used including the pipe material 4 4 6 EHEDG...

Page 14: ...ed by the following classification societies ABS American Bureau of Shipping BV Bureau Veritas DNV GL Det Norske Veritas Germanische Lloyd and LR Lloyd s Register Details of the order codes of the app...

Page 15: ...S81D U u shaped 45 135 45 0 180 A0042949 4 Installation angle for Memosens COS81D U u shaped spot cap Recommended installation angle Possible installation angle Inadmissible installation angle The sen...

Page 16: ...y secured and vibration free 3 Choose a mounting location with an oxygen concentration that is typical for the application 5 2 Mounting the sensor 5 2 1 Measuring system A complete measuring system co...

Page 17: ...ly ensuring that the cable is not twisted Hold on to the sensor body during installation or removal Turn only at the hexagonal nut of the armored coupling Otherwise the spot cap might be unscrewed and...

Page 18: ...sampling volume and with the 6 mm connections it is best suited for residual oxygen measurement in water treatments and boiler feedwater The flow comes from below 1 2 3 4 A0014081 7 Flow assembly 1 I...

Page 19: ...shaped spot cap A A 5 3 4 1 2 3 4 2 A0042965 9 Suitable and unsuitable installation positions for Memosens COS81D with c shaped spot cap and retractable assembly 1 Ascending pipe best position 2 Horiz...

Page 20: ...installation check 1 Are the sensor and cable undamaged 2 Is the orientation correct 3 Is the sensor installed in an assembly and is not suspended from the cable 4 Avoid the penetration of moisture b...

Page 21: ...ise care when carrying out the work Otherwise the individual types of protection Ingress Protection IP electrical safety EMC interference immunity agreed for this product can no longer be guaranteed d...

Page 22: ...oint calibration in nitrogen or COY8 zero point gel Numeric input Point at oxygen Air water vapor saturated recommended Air saturated water Air variable Test gas calibration Numeric input Sample calib...

Page 23: ...n to the software settings for the stability criteria for calibration and for the ambient pressure 7 Where necessary Adjust the sensor by accepting the calibration data 8 Then place the sensor back in...

Page 24: ...Altitude m ft K Altitude m ft K Altitude m ft K 0 0 1 000 550 1800 0 938 1050 3450 0 885 1550 5090 0 834 50 160 0 994 600 1980 0 932 1100 3610 0 879 1600 5250 0 830 100 330 0 988 650 2130 0 927 1150 3...

Page 25: ...ft above sea level current air pressure 1009 hPa S 9 45 mg l K 0 943 L 0 996 M 1 00 Calibration value C 8 88 mg l Factor K in the table is not required if the measuring device returns the absolute air...

Page 26: ...em ensure that the system has been connected correctly If you cannot reliably establish the correct connection do not install the assembly in the process 1 At the transmitter enter all the settings sp...

Page 27: ...necessary send sensor in for repair Has salinity been taken into account Enter salinity value on transmitter Displayed value too low Is sensor calibrated adjusted Measured value in air not 100 2 SAT...

Page 28: ...the medium and dry it carefully 2 Visually check the spot cap There should be no green coloration or air bubbles visible on the exterior Otherwise replace the spot cap 3 After 10 minutes measure the...

Page 29: ...e with copious amounts of clean water 10 4 Cleaning sensor optics The optics need to be cleaned only if there is visible buildup on the optical waveguide or boundary area A0043084 A0043085 A0043086 1...

Page 30: ...1 2 3 4 Memosens plug in head with optics assembly Thrust collar Sensor shaft O ring sensor shaft 5 6 7 8 Spot cap Optical waveguide with temperature sensor Process seal 10 77 x 2 62 mm Process connec...

Page 31: ...leeve 1 A0043010 Unscrew spot cap and remove 2 Remove the O ring above the thread on the shaft 3 Push the mounting tool from below onto the shaft until it sits over the thread 4 Slide the O ring over...

Page 32: ...ng ring towards the process 1 A0043013 Remove the O ring on the process connection in the direction of the spot cap 2 A0043014 Fit the new O ring over the spot cap and push it as far as the process co...

Page 33: ...h provided 3 A0043011 Screw on the new spot cap 4 Calibrate sensor 22 10 6 Checking the measurement function 1 Remove the sensor from the medium 2 Clean and dry the spot cap 3 After about 10 minutes m...

Page 34: ...igurator on the product page www endress com cpa842 Technical Information TI00306C Cleanfit CPA450 Manual retractable assembly for installing sensors with a diameter of 120 mm in tanks and pipes Produ...

Page 35: ...el for the verification zero point calibration and adjustment of oxygen and disinfection measuring points Product Configurator on the product page www endress com coy8 Technical Information TI01244C 1...

Page 36: ...formation TI01397C Liquiline Compact CM72 1 channel single parameter field device for Memosens sensors Ex and non ex applications possible in all industries Product Configurator on the product page ww...

Page 37: ...livered As an ISO certified company and also due to legal regulations Endress Hauser is obliged to follow certain procedures when handling any returned products that have been in contact with medium T...

Page 38: ...en at reference operating conditions t90 10 s t98 20 s Reference operating conditions Reference temperature 25 C 77 F Reference pressure 1013 hPa 15 psi Maximum measured error 1 At 25 C 77 F Measured...

Page 39: ...0 psi 188 87 T F 230 284 10 14 0 32 A0032287 EN Chemical resistance NOTICE Halogen containing solvents ketones and toluene Halogen containing solvents dichloromethane chloroform ketones e g acetone pe...

Page 40: ...sembly CYA21 for sensors with 12 mm accessories 28 1 10 6 0 24 39 1 54 160 6 30 30 1 18 6 0 24 29 x 1 5 1 14 x 0 06 A0043025 15 Dimensions in mm inch Weight Depending on the design length Example 0 1...

Page 41: ...Hauser 41 Seals O rings EPDM FFKM USP 87 88 Class VI and FDA Spot layer Silicone USP 87 88 Class VI and FDA Process connection Pg 13 5 Torque max 3 Nm Surface roughness Ra 0 38 m Temperature sensor Pt...

Page 42: ...Appendices Memosens COS81D 42 Endress Hauser 14 Appendices...

Page 43: ...ironment 38 EU Declaration of Conformity 2 Ex approvals 12 F FDA compatibility 13 Function 8 H Hazardous areas 6 I Incoming acceptance 11 Installation Check 20 Examples 17 Orientation 15 Sensor 16 Ins...

Page 44: ...ign 9 SIP compatibility 39 Spare parts 37 Spot cap 10 29 Stabilization time 10 State of the art 6 Storage temperature 38 Surface roughness 41 Symbols 4 T Technical data Environment 38 Input 38 Mechani...

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Page 48: ...www addresses endress com 71488795 71488795...

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