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Memosens CFS51

Sensor for fluorescence measurement

BA02165C/07/EN/02.22-00

71572450

2022-05-18

Содержание Memosens CFS51

Страница 1: ...Products Solutions Services Operating Instructions Memosens CFS51 Sensor for fluorescence measurement BA02165C 07 EN 02 22 00 71572450 2022 05 18 ...

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Страница 3: ...ents 10 5 2 Mounting the device 14 5 3 Post mounting check 21 6 Electrical connection 22 6 1 Connecting the sensor 22 6 2 Ensuring the degree of protection 23 6 3 Post connection check 24 7 Commissioning 25 7 1 Preliminaries 25 8 Operation 26 8 1 Adapting the measuring device to the process conditions 26 9 Diagnostics and troubleshooting 34 9 1 General troubleshooting 34 10 Maintenance 35 10 1 Mai...

Страница 4: ...ngerous situation Failure to avoid this situation can result in minor or more serious injuries NOTICE Cause situation If necessary Consequences of non compliance if applicable Action note This symbol alerts you to situations which may result in damage to property 1 2 Symbols used Additional information tips Permitted or recommended Not permitted or not recommended Reference to device documentation...

Страница 5: ...he entire measuring system and is therefore not permitted The manufacturer is not liable for damage caused by improper or non designated use 2 3 Workplace safety LWARNING UV radiation from this product Can cause damage to the eyes and skin Avoid any exposure of the eyes and skin to the unshielded product When the sensor is switched on avoid looking directly into the sensor window without appropria...

Страница 6: ...t them against unintentional operation 4 Label damaged products as defective During operation If faults cannot be rectified products must be taken out of service and protected against unintentional operation 2 5 Product safety 2 5 1 State of the art technology The product is designed to meet state of the art safety requirements has been tested and left the factory in a condition in which it is saf...

Страница 7: ...ed at a measuring point and is either precalibrated or externally calibrated The device can also be used for several measuring points with different calibrations 1 2 A0046290 1 Sensor 1 Optical window 2 Sensor 3 1 1 Measuring principle Fluorescence measurement is used to demonstrate the presence of polycyclic aromatic hydrocarbons PAHs PAH in water The device stimulates the PAHs with UV light and ...

Страница 8: ...ply with the permitted ambient conditions If you have any questions please contact your supplier or your local Sales Center 4 2 Product identification 4 2 1 Nameplate The nameplate provides you with the following information on your device Manufacturer identification Extended order code Serial number Safety information and warnings Compare the information on the nameplate with the order 4 2 2 Prod...

Страница 9: ... product identification Endress Hauser 9 4 2 3 Manufacturer address Endress Hauser Conducta GmbH Co KG Dieselstraße 24 D 70839 Gerlingen 4 3 Scope of delivery The scope of delivery comprises Sensor version as ordered Operating Instructions ...

Страница 10: ...4 80 9 3 2 245 5 9 7 A0046278 2 Dimensions of sensor Engineering unit mm in Ø 40 1 6 G1 326 4 12 9 NPT 3 4 80 9 3 2 245 5 9 7 40 1 6 55 2 2 A0048128 3 Dimensions of sensor with clamping ring Engineering unit mm in 175 4 6 9 80 3 2 56 2 2 72 2 8 A0046891 4 Dimensions of assembly with securing plate right Engineering unit mm in ...

Страница 11: ...x x y 98 4 A0046892 5 Dimensions of mounted sensor with assembly Engineering unit mm in x Variable length depending on mounting y Variable angle depending on mounting 36 1 4 A0047395 6 Dimensions of ring clip with spacer Engineering unit mm in ...

Страница 12: ...l alignment lines for clamping ring The vertical alignment line on the sensor is used to align the solid state reference The horizontal alignment lines on the sensor indicate the exact positions where the upper and lower end of the clamping ring must be located Securing the clamping ring on the sensor Proceed as follows if the clamping ring is not pre installed on the sensor or if the clamping rin...

Страница 13: ...thout a flow assembly The immersion depth of the sensor must be selected in such a way that the optical window of the sensor is always fully immersed in the medium The distance to the bottom of the vessel must be at least 80 mm 3 15 in 5 1 3 Orientation The angle of inclination of the sensor can affect the formation of air bubbles below the sensor The greater the angle of inclination of the sensor...

Страница 14: ... with spacer mounted at top 10 angle in relation to panel 1 Ring clip with spacer 15 1 A0046900 11 Example with spacer mounted at bottom 15 angle in relation to panel 1 Ring clip with spacer 5 2 Mounting the device 5 2 1 Measuring system The sensor is secured to a panel with the assembly A complete measuring system comprises Sensor Liquiline CM44x multi channel transmitter Flow assembly ...

Страница 15: ...osens CFS51 Mounting Endress Hauser 15 1 2 3 4 5 6 A0046358 12 Measuring system 1 Transmitter 2 Panel 3 Fixed cable 4 Sensor 5 Ring clip spacer 6 Assembly Assembly The assembly has the following structure ...

Страница 16: ...an integrated bubble trap for assistance This works best at flow rates of at least 100 l h 26 4 gal h 5 2 2 Mounting the assembly on the panel 1 2 1 A0047708 14 Rear view of assembly 1 Boreholes for M5 screws not included in the scope of delivery 2 Securing plate 1 Hold the securing plate of the assembly up at the point where the assembly is to be fixed 2 If necessary release the assembly from the...

Страница 17: ...ensions 5 11 2 Mark the 2 boreholes on the panel In doing so pay attention to the dimensions 11 3 Drill the holes 4 A0048147 Fix the spacer on the panel with 2 M5 screws 5 2 4 Mounting the sensor with the assembly The sensor can be installed in the assembly both with the pre installed clamping ring and without the installed clamping ring Preparatory steps for the sensor with the installed clamping...

Страница 18: ...clip Slide the ring clip onto the sensor from below 2 Slide the union nut onto the sensor from below 3 1 2 A0048477 1 Clamping ring 2 Alignment lines Slide the clamping ring onto the sensor 4 Make sure that the joint of the clamping ring is perpendicular to the optical window 5 Position the clamping ring on the alignment lines of the sensor 10 ...

Страница 19: ...Mounting Endress Hauser 19 6 A0048478 Using the M5 screw tighten the clamping ring with a torque of 5 Nm Mounting the sensor with the assembly 1 A0048247 Slide the sensor into the assembly as far as the clamping ring ...

Страница 20: ... the union nut 5 2 5 Mounting the cleaning connection The use of the cleaning connection is optional 2 1 A0048290 15 Preparing the cleaning connection 1 Screw plug 2 O ring 2 1 3 4 A0048291 16 Mounting the cleaning connection 1 Check valve 2 Nipple 3 Angle connection 4 Hose connection 1 Loosen the lock screw 2 Remove the lock screw and O ring 15 20 3 Fit the hose connection on the opening of the c...

Страница 21: ...reference 1 Installation marking on the sensor 2 Installation marking on the solid state reference 1 Remove the sensor from the assembly 35 2 Clean the sensor 3 Remove the protective cap of the solid state reference 4 Align the sensor in such a way that the installation marking on the sensor is located above the installation marking on the solid state reference 5 Fit the solid state reference onto...

Страница 22: ...onnecting the sensor The following connection options are available Via M12 plug version fixed cable M12 plug Via the cable of the device to the plug in terminals of the input of the transmitter version fixed cable wire end ferrules 85 86 85 2DS 1 2 86 97 88 87 98 97 88 87 98 Sensor 1 Sensor 2 PK GY GN YE 85 86 85 1 2 86 97 88 87 98 Sensor 1 PK GY GN YE BN WH A0042911 18 Device connection to input...

Страница 23: ...he connection plug on the electronics module 6 Connect the cable to the cable clamp 7 Clamp the cable 8 Connect cable cores as per the wiring diagram 9 Tighten the cable gland from outside 6 2 Ensuring the degree of protection Only the mechanical and electrical connections which are described in these instructions and which are necessary for the required designated use may be carried out on the de...

Страница 24: ...nspection Untwist the cables Is a sufficient length of the cable cores stripped and are the cores positioned in the terminal correctly Perform a visual inspection Pull gently to check they are seated correctly Are all screw terminals tightened Tighten the screw terminals Are all cable entries mounted firmly tightened and leak tight Perform a visual inspection In the case of lateral cable entries P...

Страница 25: ...sembly adjustment The material of the flow assembly used affects the autofluorescence Depending on the customer s requirements the value of the autofluorescence can be adjusted in the clean and dry assembly before commissioning or recommissioning Offset calibration 32 1 Ensure that the assembly is clean and dry 2 Measure the value in the clean and dry assembly 3 Select Calibration in the transmitt...

Страница 26: ...pensation see the Operating Instructions for the transmitter Modbus RTU Modbus TCP EtherNet IP 23 24 23 24 23 23 24 24 0 4 20 mA 1 2 A B C A0048479 22 Turbidity compensation options A Memosens sensor e g CUS52D B Analog input C Fieldbus systems Turbidity compensation can be performed in the following 3 ways Via the Memosens sensor CUS52D Via the analog input of the transmitter Via fieldbus system ...

Страница 27: ...ce is qualified for calibration and adjustment in the entire sensor measuring range according to the requirements of the relevant MEPC resolutions We recommend you send in the sensor and solid state reference to the manufacturer every 4 years for inspection and recalibration During factory calibration the solid state reference is adapted to the sensor The solid state reference can only be used wit...

Страница 28: ...e following conditions for the calibration No condensation on the sensor or the solid state reference Stable temperature of the sensor and the solid state reference Compliance with ambient temperature ranges Clean optical sensor window Start calibration 1 Select Calibration on the transmitter 2 Select the fluorescence sensor 3 Select Fluorescence 4 Select Solid state reference 5 Follow the instruc...

Страница 29: ...ic adjustment was not possible The device no longer measures using the specification of the MEPC The sensor can continue measuring following a failed adjustment It continues measuring based on the last adjustment to be completed successfully Failed calibration with solid state reference 1 Clean the optical sensor window again 2 Repeat the calibration procedure 3 If the calibration still fails afte...

Страница 30: ...between these two extreme values 1 2 3 4 5 6 7 8 1 2 3 4 5 6 x y a b A0039325 25 Principle of a 2 point calibration x Measured value y Target sample value a Factory calibration b Application calibration 1 Select a data record 2 Set 2 different calibration points in the medium and enter the corresponding set points A linear extrapolation is performed outside the calibrated operational range gray li...

Страница 31: ...s performed outside the calibrated operational range gray line The calibration curve must be monotonically increasing Factor With the Factor function the measured values are multiplied by a constant factor The functionality corresponds to that of a 1 point calibration Example This type of adjustment can be selected if the measured values are compared to the laboratory values over a longer period o...

Страница 32: ...t amount added or subtracted 1 2 3 4 5 6 7 8 1 2 3 4 5 6 x y a b A0039330 28 Principle of an offset x Measured value y Target sample value a Factory calibration b Offset calibration 8 1 3 Signal filter The sensor is fitted with an internal signal filter function in order to adapt the measurement flexibly to different measuring requirements Fluorescence measurements may have a low signal to noise r...

Страница 33: ...on Weak Low filtering high sensitivity fast response to changes 2 seconds Normal default Medium filtering 10 second response time Strong Strong filtering low sensitivity slow response to changes 25 seconds Specialist This menu is designed for the Endress Hauser Service Department If the desired signal quality cannot be achieved due to disturbance factors e g air bubbles we recommend setting the me...

Страница 34: ...or connected correctly Buildup on optical windows Connect mains voltage Establish correct connection Clean sensor Display value too high or too low Buildup on optical windows Sensor calibrated Clean device Calibrate device Display value fluctuating greatly Is the mounting location correct Disturbance from gas bubbles Select a different mounting location Eliminate gas bubbles at the installation lo...

Страница 35: ...m Risk of injury damage to clothing and the system Switch off cleaning before the sensor is removed from the medium Wear protective goggles and safety gloves Clean away splashes on clothes and other objects You must perform maintenance tasks at regular intervals We recommend setting the maintenance times in advance in an operations journal or log The maintenance cycle primarily depends on the foll...

Страница 36: ... rings The double sealing ring contains 2 O rings Replace the O rings 1 Remove the double sealing ring from the assembly 36 2 Replace the double sealing ring if necessary or if it is damaged 3 Remove both O rings from the double sealing ring Use a tweezers if necessary 4 Fit freshly greased O rings on the double sealing ring Insert the double sealing ring in the assembly 1 Place the double sealing...

Страница 37: ...fore returning it for repair Type of contamination Cleaning measure Dirt particles on the sensor window Wipe the sensor window with a soft cleaning cloth Deposit buildup on the sensor window There may be deposit buildup in the non visible range UV Therefore always clean the optics Clean away oily substances with a suitable solution e g isopropyl alcohol After cleaning Rinse the sensor thoroughly w...

Страница 38: ...ewer Quote the serial number of the device when ordering spare parts 11 3 Return The product must be returned if repairs or a factory calibration are required or if the wrong product was ordered or delivered 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...

Страница 39: ...this documentation was issued For accessories not listed here please contact your Service or Sales Center 12 1 Device specific accessories Flow assembly 71546713 Material PVDF V0 Process pressure range 6 bar 87 psi 20 C 68 F Process temperature range 5 to 55 C 23 to 131 F Flow rate 40 to 120 l h 10 6 to 31 7 gal h Order No 71546713 ...

Страница 40: ...to 131 F 5 of reading Repeatability 1 of reading or 1 μg l PAHphe the larger value applies in each case Long term reliability Relative measured value deviation per year 5 Response time 10 seconds adjustable Limit of detection Limit of detection in accordance with ISO 15839 in ultrapure water 2 μg l PAHphe Turbidity compensation Measured error with turbidity compensation switched off 0 to 5 FNU 5 o...

Страница 41: ...or with assembly 0 5 to 6 bar 7 3 to 87 psi Flow limit Minimum flow No minimum flow required 13 5 Mechanical construction Dimensions Section Installation Weight Sensor without clamping ring 0 69 kg 1 52 lb Sensor with clamping ring 0 78 kg 1 72 lb Materials Sensor Housing Titanium 3 7035 Optical window Sapphire O rings FKM EPDM seal of cable assembly Assembly Flow cell PVDF V0 PA6FR low flammabili...

Страница 42: ...acceptance 8 Installation instructions 12 M Maintenance 35 Maintenance tasks 35 Measuring principle 7 Measuring system 14 Mounting 10 Mounting requirements 10 O Offset 32 Operation 26 Orientation 13 P Post connection check 24 Post mounting check 21 Product description 7 Product design 7 Product identification 8 Product safety 6 R Repair 38 Return 38 S Safety instructions 5 Scope of delivery 9 Sign...

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Страница 44: ...www addresses endress com 71572450 71572450 ...

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