AFLOWT LV Series Installation Manual Download | Manualshive

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ULTRASONIC LEVEL GAUGE

AFLOWT LV

VERSION

LV-2xx

INSTALLATION MANUAL

9001:2008

Saint-Petersburg, Russia

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Summary of Contents for LV Series

Page 1: ...ULTRASONIC LEVEL GAUGE AFLOWT LV VERSION LV 2xx INSTALLATION MANUAL 9001 2008 Saint Petersburg Russia ...

Page 2: ...e Level gauge 8 5 START UP PROCEDURES 10 5 1 Initial configuration 10 5 2 Configuring the Level gauge installed on the object under control 11 5 3 Special purpose configuration 13 6 DISMOUNTING 15 APPENDIX A Acoustic systems 16 APPENDIX B Methods for mounting acoustic systems 25 APPENDIX C Wiring diagrams 31 APPENDIX D Report on mounting and start up procedures 35 APPENDIX E Adjustment profiles 37...

Page 3: ...rked in bold for example Setting correspond to the items displayed on the Device s screen CAUTION 1 It is highly recommended to study Operation Manual before you start work with the Level gauge 2 You must not do the following unless otherwise agreed by the manufacturer Perform any modifications to the recommended measurement and mount procedures Appendices B C Perform any modifications to PEP Piez...

Page 4: ... Secondary Power Source Other site specific factors Prior to performing work make sure that no dangerous AC DC voltage which may cause injury or death is applied to the tank pipeline to be worked on Use the appropriate measuring device for this purpose In the course of mounting start up commissioning and dismounting works it is strictly forbidden To make connections to the Device switch over modes...

Page 5: ... for positioning BMD SPS and CB Communication Block 2 2 The Level gauge should be transported packed in the manufacturer s box After the Level gauge has been moved to the mounting location from a cold environment into a warm one with ambient temperature above zero it shall be left to stand in the manufacturer s box for at least 3 hours to make sure that no condensation remains inside When unpackin...

Page 6: ...x0 in the areas where rocking by wind and draft is excluded 3 4 The on site structure where AS is installed must be rigid enough to prevent sound guide axis shift from the vertical and shift of the base plane from the vertical Flanges on the ends of the acoustic system are fixed to the mount adaptor via a rubber gasket included in the set of AS fittings 3 5 When mounting dismounting and operating ...

Page 7: ...n thin walled tanks that are prone to distort in shape under the effect of temperature 4 1 4 A sound guide coming with AS 6xx xx0 with RTDs acoustic systems has a mount flange with fixing holes Fig A 4 PEP and RTD are both installed on the flange RTD s sensor is located inside the sound guide These sound guides come without reference reflectors 4 1 5 A sound guide included in AS 7xx xx0 with RTDs ...

Page 8: ...re installed with use of the Flexible mount method Fig B 5 B 6 Several mounting techniques are available AS is suspended from a structural component of the object under control on a snap hook or a cable via a ring bolt Fig B 5 Mount adaptor is welded to a tank pipeline wall A flange with a ring bolt installed is fixed to the mount adaptor flange by bolts Fig A 7 and the acoustic system is suspende...

Page 9: ... no more than 250 m 4 4 4 Prior to connection cut isolation from the cable ends by 5 mm and fabricate The cables are directed via cable glands and attached to the connectors according to the Wiring diagrams given in Appendix C To prevent ingress of moisture the unused cable glands are covered by plugs included in the set of fittings 4 4 5 When mounting AS by the method shown in Fig B 6 signal cabl...

Page 10: ...reshold values of the range of actual ultrasound velocities within the sound guide m s Cmc ultrasound velocity value entered for the manual correction mode if necessary m s 5 1 2 In the course of start up the base level B can be determined by two methods Measuring the distance between the base reference plane from which the distance readings are taken and the bottom of the tank or a conventional p...

Page 11: ...y changed during the standstill period and no ultrasound velocity correction has been performed Base plane of readout D B H DR D min D max Installation flange AS Media interface B measurement base level Dmin Dmax minimal and maximal distances respectively H level of liquid DR distance to the reference reflector Fig 1 Configuration settings 5 2 Configuring the Level gauge installed on the object un...

Page 12: ...TTINGS chan X menu is opened and the following parameters are set for each channel Dmin Minimal distance Dmax Maximal distance B Measurement base Нmax Maximal level if necessary Cman Ultrasound velocity for the manual correction mode when automatic correction is disabled HV function Volume level characteristic of the tank under control if necessary Note When entering Volume Level characteristic da...

Page 13: ...ified measuring range The manual alignment mode is selected from Signal view window When you press the button in Signal view window the selection marker starts blinking and you can move it using buttons While in the moving mode the selection marker is positioned at the desired signal After pressing button the tracing mode is activated and the marker stops blinking 5 2 7 If necessary you may config...

Page 14: ...formula C dD D 2 Тact s 5 where D value of distance to liquid according to Level gauge s readings m dD zero offset as specified in the Equipment Certificate m C ultrasound velocity according to Level gauge s readings m s c Actual value of ultrasound velocity Cact in the gas medium is derived from the formula act act act T dD 2 D С m s 6 d Actual value of ultrasound velocity C0act at 0ºC is calcula...

Page 15: ...ignal cables connecting BMD with external devices from the terminal blocks Screw 6 screws fixing the Measurement Subblock to the Mount Module Remove BMD Unscrew 4 screws on the cover of the Communication Block Disconnect all CB cables from the terminal blocks Remove AS together with the rigidly terminated cable When the Level gauge BMD AS is dispatched for calibration or repair the acoustic system...

Page 16: ...16 APPENDIX A Acoustic systems 6 2 1 3 2 170 Æ 170 Æ 205 Base plane of readout 3 reference dimension 1 Mount rail 2 PEP 3 sensitive element RTD Fig A 1 AS 11x xx3 acoustic system ...

Page 17: ...17 reference dimension 1 AS mount flange 2 PEP 3 sound guide 4 holder of reference reflector 5 reference reflector Fig A 2 AS 40x xx0 Acoustic system ...

Page 18: ...18 reference dimension 1 ring bolt 2 PEP 3 sound guide 4 holder of reference reflector 5 reference reflector Fig A 3 AS 50x xx0 Acoustic system ...

Page 19: ...19 reference dimension 1 RTD 2 mount flange 3 PEP Fig A 4 61x xx0 Acoustic system ...

Page 20: ...20 reference dimension 1 ring bolt 2 RTD 3 PEP 4 sound guide 5 counterbalance Fig A 5 AS 71x xx0 Acoustic system ...

Page 21: ...21 Fig A 6 Mount Adaptor ...

Page 22: ...22 Fig A 7 Flange with the ring bolt installed ...

Page 23: ...23 Fig A 8 Pipe mount adaptor ...

Page 24: ...24 Fig A 9 Perforated adaptor pipe ...

Page 25: ...25 APPENDIX B Methods for mounting acoustic systems Fig B 1 Mounting AS 11x xx3 ...

Page 26: ...26 1 AS mount flange 2 sound guide 3 reference reflector holder 4 reference reflector 5 frame Fig B 2 Mounting AS 40x xx0 on a frame ...

Page 27: ... AS 62x xx0 b AS 40x xx0 reference dimension 1 AS mount flange 2 mount adaptor 3 sound guide 4 RTD1 5 RTD2 6 reference reflector holder 7 reference reflector Fig B 3 Rigid mounting of AS using Mount Adaptor ...

Page 28: ... 62 x xx0 b AS 40x xx0 1 RTD1 2 RTD2 3 AS mount flange 4 adaptor pipe 5 mount adaptor 6 sound guide 7 reference reflector holder 8 reference reflector Fig B 4 Rigid mounting of AS using Mount Adaptor and adaptor pipes ...

Page 29: ...x0 reference dimension 1 RTD1 2 RTD2 3 structural component 4 ring bolt 5 sound guide 6 reference reflector holder 7 reference reflector Fig B 5 Flexible mount AS suspended from a structural component of the object under control ...

Page 30: ... reference dimension 1 RTD1 2 RTD2 3 flange with ring bolt 4 mount adaptor 5 sound guide 6 reference reflector holder 7 reference reflector Fig B 6 Flexible mount AS suspended from a flange on a ring bolt ...

Page 31: ...31 APPENDIX C Wiring diagrams Fig C 1 Diagram for connection of AS 62X XX0 72X XX0 acoustic systems fore 2 RTD to the one channel BMD ...

Page 32: ...32 NOTE If RTD2 is not installed LEAD2A and LEAD2B contacts must be closed by a jumper Fig C 2 Diagram for connection of AS 61X XX0 71X XX0 acoustic systems fore 1 RTD to the one channel BMD ...

Page 33: ...33 Fig C 3 Diagram for connection of AS 61X XX0 71X XX0 acoustic systems and AS 62X XX0 72X XX0 acoustic systems to the two channel BMD ...

Page 34: ...BLOCK BMD AFLOWT LV ULTRASONIC LEVEL GAUGE S N 000001 LVd 24DC 6 9 0 8 5 7 4 2 1 3 COMMUNICATION BLOCK Secondary Power Source TCR at use of AS with the resistance thermo converter COMMUNICATION BLOCK Fig C 4 Diagram for connection of two channel Level gauge ...

Page 35: ..._____________________________________ Organization name postal address tel fax 2 Characteristics of the object under control Type of the tank channel cylinder pipe etc _______________ Location of the tank ________________________________ Liquid substance under control ________________________ Maximal level Hmax m ___________________ Minimal level Hmin m _____________________ Level measurement base...

Page 36: ...he point 25 26 27 28 29 30 31 32 Level m Volume m 3 h 6 Notes _____________________________________________ __________________________________________________________ Representative of start up organization ____________________ ______________________ Signature name and initials ___ ______________ 20__ Customer representative ____________________ ______________________ Signature name and initials _...

Page 37: ...2 3 4 Time µs 6000 7000 40000 100000 6000 10000 35000 100000 Amplification convent units 55 85 40 30 50 60 150 220 Table E 3 Profile 2 for AS 1xx xx3 AS 6xx xx0 and AS 7xx xx0 Parameter Type of ultrasound velocity correction Dead zone m Correlation threshold Number of cycles in a sounding pulse Search criterion Representation on the display Type of correction Ddz Smin Np Search by Value t C 0 800 ...

Page 38: ...ogen dioxide 324 Ammonia 415 Argon 308 Dry air 331 Hydrogen 1284 Hydrogen bromide 200 Hydrogen iodide 157 Hydrogen sulphide 289 Hydrogen chloride 206 Blue gas 453 Sulfur dioxide gas SO2 213 Helium 965 Deuterium 890 Oxygen 316 Methane swamp gas 430 Neon 435 Carbon monoxide CO 338 Carbon dioxide CO2 259 Chlorine 206 Ethane 308 Ethyl 317 Ultrasound velocity at a temperature of 10 C im_lv 2xx_eng doc1...

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