GF Signet 2270 Ultrasonic Level Sensor Manual PDF
Contents
1. 2270 V 1N 4 Range 4 m PVDF body 4 20 mA 2 wire HART NPT thread 159 300 177 2270 V 1N 6 Range 6 m PVDF body 4 20 mA 2 wire HART NPT thread 30 GF Disposal Instruction for use 13 Disposal gt Before disposing of the different material separate it by recyclables normal waste and special waste gt Comply with local legal regulations and provisions when recycling or disposing of the product the individual components and the packaging gt Comply with National regulations standards and directives Parts of the product may be contaminated with medium which is detrimental to health and the environment and therefore cleaning is not sufficient Risk of personal and health injury caused by this medium Prior to the disposal of the product gt Collect any medium which has escaped and dispose of it in accordance with the local regulations Neutralize residues of media in the product Separate materials plastics metals etc and dispose of them in accordance with the local regulations If you have questions regarding the disposal of your product please contact your national GF Piping Systems representative GF P GF Piping Systems Worldwide at home Our sales companies and representatives ensure local customer support in over 100 countries WWW gfps com Argentina Southern South America Georg Fischer Central Plastics Sudam2. Selection of tank shape open channel f Dimensions of tank Open Channel sions of tank Open el n Dimen Chann Dimensions of tank Open Channel Dimen Chann Dimensions of tank Open Channel Level pertaining to flow Q 0 Linearisation f sions of tank Open el Linearisation table r table Value dcba GF Parameter table Instruction for use Par Page Description Value Par Page Description Value dcba dcba P56 P78 26 TOT2 volume flow totalised P57 P79 P58 P80 P59 P81 P60 25 Overall operating hours P82 of the unit P61 25 Time elapsed after last P83 switch on P62 P84 P63 P85 P64 25 Actual temperature of P86 the transducer P 5 BS Maximum temperature P87 of the transducer P66 25 Minimum temperature of P88 i the transducer P67 P89 P68 P90 P69 P91 P70 26 Echo Map P92 P71 Position of the P93 measuring window P72 BS Amplitude of the P94 selected echo P73 Position of the selected P95 echo P74 25 Signal noise ratio P96 26 Software code 1 P75 BS Blocking distance value P97 26 Software code 2 P76 26 Water head of the flow P98 26 Hardware code P77 26 TOT1 volume flow P99 26 Access lock by secret code tota
3. Caribbean Georg Fischer LLC Tustin CA 92780 7258 Phone 1 714 731 88 00 Toll Free 800 854 40 90 us ps georgfischer com www gfpiping com Vietnam George Fischer Pte Ltd 136E Tran Vu Ba Dinh District Hanoi Phone 84 4 3715 3290 Fax 84 43715 3285 International Georg Fischer Piping Systems Switzerland Ltd 8201 Schaffhausen Switzerland Phone 41 0 52 631 30 03 Fax 41 0 52 631 28 93 info export georgfischer com www gfps com int 700 277 994 GFDO_6317_4 06 13 Georg Fischer Piping Systems Ltd CH 8201 Schaffhausen Switzerland 2013 Printed in Switzerland
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5. www gfps com de India Georg Fischer Piping Systems Ltd 400 076 Mumbai Phone 91 224007 2001 branchoffice georgfischer com www gfps com in Italy Georg Fischer S p A 20063 Cernusco S N MI Phone 39 02 921 861 it ps georgfischer com www gfps com it Japan Georg Fischer Ltd 556 0011 Osaka Phone 81 0 6 6635 2691 jp ps georgfischer com www gfps com jp Korea Georg Fischer Piping Systems 271 3 Seohyeon dong Bundang gu Seongnam si Gyeonggi do Seoul 463 824 Phone 82 31 8017 1450 Fax 82 31 8017 1454 kor ps georgfischer com www gfps com kr Malaysia George Fischer M Sdn Bhd 40460 Shah Alam Selangor Darul Ehsan Phone 60 0 3 5122 5585 my ps georgfischer com www gfps com my Mexico Northern Latin America Georg Fischer S A de C V Apodaca Nuevo Leon CP66636 Mexico Phone 52 81 1340 8586 Fax 52 81 1522 8906 mx ps georgfischer com www gfps com mx Middle East Georg Fischer Piping Systems Switzerland Ltd Dubai United Arab Emirates Phone 971 4 289 49 60 gcc ps georgfischer com www gfps com int The technical data are not binding They neither constitute expressly warranted characteristics nor guaranteed properties nor a guaranteed durability They are subject to modification Our General Terms of Sale apply GF Netherlands Georg Fischer N V 8161 PA Epe Phone 31 0 578 678 222 nl ps georgfischer com www gfps com nl New Zealand Georg Fischer Ltd 13 Jupiter Grove Up
6. 44 ol s 372 P42 i h 0 305 P 429026 2 5 lt P42 Q m s K P42 h1 P 2 3 A Palmer Bowlus D 2 flume Q m s f h1 P41 P41 5 where h1 m h P41 10 P41 m P42 Sensor i HER Sensor P46 h pd P46 P04 h 1777 7777777 7774 P40 Palmer Bowlus D 3 flume Q m s f h1 P41 P41 5 wobei h1 m h P41 10 P41 m P40 Palmer Bowlus rectangular flume G m s C P42 h where C f P41 P42 P41 m P42 m P46 P41 22 GF Programming Instruction for use P40 Khafagi Venturi flume Dem 13 Q m s 1 744 P42 h 4 0 091 h P42 m ac M h m 5 Sensor 7 g Sensor P46 gt h P40 Bottom step weir R 14 0 0005 lt Q m s lt 1 0 3 P42 m 15 0 1 h m 10 Q m s 5 073 P42 lt h Accuracy 1096 d P40 Suppressed rectangular or BAZIN 15 weir 0 001 lt Q m s 5 0 15 P41 m 0 8 0 15 lt P42 m lt 3 0 015 h m 0 8 Q m s 1 77738 1 0 1378h P41 P42 h 0 0012 Accuracy 1 P40 Trapezoidal weir 16 0 0032 lt Q m s lt 82 20 lt P41 lt 100 0 5 lt P42 m lt 15 0 1 lt h m lt 2 Q m s 1 772 P42 h 1 320 tg P41 2 h2 Accuracy 596 P40 15 P42 P40 16 P46 P04 h P40 Special trapezoi
7. P19 irrelevant Factory default 0 P10 Value of distance level volume or flow assigned to 4 mA current output Factory default 0 P11 Value of distance level volume or flow assigned to 20 mA current output Values are interpreted according to PO01 a Assignment can be made so that the proportion between the change of the measured or calculated process value and the change of the current output be either direct or inverse E g level 1 m assigned to 4mA and level 10 m assigned to 20 mA represents direct proportion and level 1 m assigned to 20 mA and level 10 m assigned to 4 mA represents the inverse proportion Please note that in case of programming for LEV or VOL 96 measurement the min and max value has to be entered in the relevant engineering units of LEV m ft or VOL ms ft Transmitting Level A smallest measurable distance D diagram valid for default values of P10 and P11 DIST Factory default Xy X see table P04 and P05 P12 a Error indication by the current output In case of error the 2270 Ultrasonic Level Sensor will provide one of the current outputs below for the time the error prevails Error indication by output current HOLD letzter Wert halten 3 8 mA 22mA Factory default 0 16 GF Programming Instruction for use 7 3 Digital communication P19 a Short HART address of the unit These addresses with 0 15 are in accordance with the HART stan
8. colours Extension of the White l one of the points of integrated cable current loop power supply and Should extension be HART polarity independent needed the use of connection box Is Brown l other point of current suggested loop power supply and HART The shielding of the two polarity independent cables should be connected and grounded Black GND functional earthing at the signal processing and shielding point device Connection Fr 4 20 mA White NY j 4 20 mA loop test output ee Brin Power Supply Black gu Connection P 4 20mA HART Power Supply USB interface GFt Instruction for use Putting into operation Connection BLACK Brown 9900 Universal Transmitter White Black 8085 iGo Signal Converter 9900 S L Terminals BLACK 5 VDC 6 Putting into operation 6 1 Usage Subsequent to powering the correctly wired device would start to tick and after 10 20 s ECHO LED go on and 4 20 mA signal appears on the current output Measurement will be according to the factory setting The factory setting is throughout apt to check proper working and to perform simple measurement tasks but features residing in the unit can only be utilised by adjusting the 2270 Ultrasonic Level Sensor to the application by programming For sound knowledge of the operation features and proper solving of difficult measurement applications the parts of the progr
9. e The table must always start with L 1 0 and r 1 2 value assigned to 0 level e The table must be ended either with the 32 data pair i e j 32 or if the linearisation table contains less than 32 data pairs j lt 32 it must be ended with a level value 0 e g L j 32 0 e The 2270 Ultrasonic Level Transmitter will ignore data after recognising level value 0 with serial number other than 1 If the above conditions are not met error codes will be displayed see chapter Error Codes L Left column Level values measured 2 L 2 L i nn L nn nn 1 32 Factory default 0 24 r Right column Value assigned to transmit r 1 r 2 rli r nn GF Programming Instruction for use P48 Number of linearisation data pairs Number of linearisation data pairs entered in the table 7 8 Information parameters read out parameters P60 Overall operating hours of the unit h P61 Time elapsed after last switch on h P64 Actual temperature of the transducer C F Broken loop of the thermometer will be indicated by display of the Pt Error message initiated by a signal sent via HART In this case the transmitter will perform temperature correction corresponding to 20 C P65 Maximum temperature of the transducer C F P66 Minimum temperature of the transducer C F P70 Number of Echoes Echo Map Amplitude and position of the echoes can also be rea
10. measurement 21 dur AO eI VPA Me Nasa usu tutu SU aaa ana eee QU TID CH a 24 7 8 Information parameters read out parameters 25 7 9 Additional parameters of the flow metering a isiiiiasiasaasasassassasaaaaaaaaasaasaaaaaaaaaaaaalaaaaaaaaaaaaaaai 26 70 Other partie BUS oia bcati bri biaalshelss atlanta bte epa os arra rari EE KE n rix sU Sn puo Rd 26 CN usns mM HE 26 vacas oli ee A ee ne eer eer er eee ree ere ere 27 10 Parameter Ta ee Te E 28 11 Sound velocity values in different gases un a an 30 12 de cxt Em 30 je ISEB Th oT oct MC 31 GF Instruction for use Safety and responsibility 1 Safety and responsibility 1 1 Intended use The 2270 Ultrasonic Level Sensors are excellent tools for level measurement of liquids Level measurement technology based on the non contacting ultrasonic principle is especially suited for applications where for any reason no physical contact can be established to the surface of the material to be measured 1 2 Safety regulations for the Ex approved units Diameter of the cable should match the cable conduit The cable outside the unit should be fixed so that it should be free of Loading The terminal box should be selected in accordance with the electrical class of the area Transmitter can only be powered by certified intrinsically safe current loop The enclosure of the transducer is plastic that can be loa
11. Factory default 0 P25 a Selection of Echo within the measuring window A so called measuring window is formed around the echo signal The position of this measuring window determines the flight time for calculation of the distance to the target the picture below can be seen on the test oscilloscope Received signal amplitude Some applications involve multiple target disturbing echoes even within the measuring window Basic echo selection will be done by the Quest software automatically This parameter influences the echo selection only within the measuring window a Echo in the window to be selected Remark 0 With the highest amplitude Most frequently used For liquids applications with multiple echoes within the Measuring Window First one Factory default 0 P26 Level elevation rate filling speed m h or ft h Factory default 2000 P27 Level descent rate emptying speed m h or ft h These parameters provide additional protection against echo loss in applications involving very heavy fuming Correct setting increases reliability of the measurement during filling and emptying The parameters must not be smaller than the fastest possible filling emptying rate of the actual technology Attention Level changing rate Is rather different near to the conical or spherical bottom of such a vessel Factory default 2000 18 GF Programming Instruction for use P28 ba Echo loss indication a Echo lo
12. GF Piping Systems G F Instruction manual 22 0 Ultrasonic Level Sensor til E sfa eh 3 Content 1e Satety andere a ala H nan Hina 2 1 1 Intended USE iiaiiaiiaiaaaaasasaasiasaaanaanaanaanaaansanaanaanaaanaanaanaanaauaanaanaanaaaaanaanaanaaaaanaanaanaaaaanaanaankaaaankankanaaaa 2 1 2 Safety regulations for the Ex approved units enne 2 2 Iransportand CIN a NO TT s adr 2 3 Design and aprecio ee ei EE 2 u Degree 2 CE d 3 S2 sian supose nto E TCR ena erential ep tnt tittle thine 3 3 3 Basic concepts and elements of the ultrasonic measurement sss 4 Sm Vo T aue 1010 p UTERETUR 4 4 Technical Data en ea s a k ee ee 5 TW I E REO rr R RRR 6 4 D DOO CO EI Ree 6 SN GUS eA latio ascents O r Oe 7 ee Ei utd bevel Me asureman t anna M 7 CN MIG 11 aeiaaeeo a E aa ata n HEINE aaa n alana E EEE EENS 9 fora eg ha EINONBELOBEL aan een tuia UC MM Cree M ee 10 O USI io PREIS TERRORIST NRI IER PURGE RU IR RR 10 Ta Program MINO a a PUER CUP ates anne 11 2 1 Measurement earl SEOfi a mem mn 11 De MAGI 10 18 510 S T a OHR EROR RR S RUNDEN RAR AI E toca Gots CHRON UON N 16 Ze Digtal communicatio PETERE LEHRER ROT 17 745 Measurement opHFfile s TIof laua neue QUA I u na 17 7 5 Volume content measurement 20 7 6 Open channel flow
13. HE measured level measured volume display DST z Far end blocking value of P06 GEORG FISCHER PIPING SYSTEMS M226193 Type 5 Serial code Media temperature Output Voltage 7 Ambient temperature BR WHINMNM A CE marking Technical Data Instruction for use 4 Technical Data General Range 0 2 to 4 m 0 65 to 13 ft 0 25 to 6 m 0 82 to 20 ft Total Beam Angle 9 Accuracy 0 2 96 of measured distance 0 05 96 of range Environmental Process temperature 30 C to 80 C Process pressure absolute Process connection 1 in or 1 in BSP NPT 1 in or 2 in BSP NPT 0 03 to 0 3 MPa 0 3 to 3 bar Enclosure Resolution dep on 2 m I mm 2to 5 m 2 mm 6 m 5 mm distance IP 68 NEMA 6P 2 wire 4 to 20 mA HART protocol max 600 Q Ingress Protection Outputs 2 wire 4 to 20 mA HART protocol max 600 0 Electrical Power Supply 11 8to 36 V DC Power Consumption 48 mW to 720 mW Housing material PP or PVDF Cable material Cable sealing EPDM cable isolation PVC Connection 6 x 0 5 mm shielded cable 6 mm standard length 5 m max 30 m Under optimal circumstances of reflection and stabilised transducer temperature Additional data for EX certified devices Ex marking Il1G EExiallB T IP68 Intrinsically safety data Cs 15nF L s 200 xH U s 30V l s 140mA P s 1W Ex device should be powered by EEx ia power s
14. P40 ba Devices formula data ba Devices formula data Also to be set V s Us cm 00 GPA 1P1 Q Us 60 87 h 5 10 26 15 38 P46 01 GPA 1P2 Q U sl 119 7 h 5 0 52 113 3 P46 02 GPA 1P3 Q U sl 178 4xh 55 P46 03 GPA 1P4 Q V s 353 9 h 155 164 53 P46 04 GPA 1P5 Q U s 521 4 h 58 P46 05 GPA 1P6 Q U sl 674 6x h 556 P46 06 GPA 1P7 Q Us 1014 9 h 556 P46 07 GPA 1P8 Q Us 1368 h 5696 1208 P46 08 GPA 1P9 Q U s 2080 5 h 188 1850 P46 09 General PARSHALL flume P46 P42 10 PALMER BOWLUS D 2 P46 P41 11 PALMER BOWLUS D 3 P46 P41 12 PALMER BOWLUS Rectangular P46 P41 P42 13 Khafagi Venturi P46 P42 14 Bottom step weir P46 P42 15 Suppressed rectangular or BAZIN weir P46 P41 P42 16 Trapezoidal weir P46 P41 P42 17 Special trapezoidal 4 1 weir P46 P42 18 V notch weir P46 P42 19 THOMSON 90 notch weir P46 20 Circular weir P46 P41 21 General flow formula Q U s 1000 P41 h h m P46 P41 P42 Factory default 00 GF 2 Instruction for use P41 45 Flume weir dimensions Programming P40 00 Parshall flumes GPA1P1 GPA 1P9 For further details see the Manual of the Parshall flume e Sensor Sensor 1 P46 4 P40 09 P40 General Parshall flume 0 305 lt P42 width 2
15. Type 2260 see parameter P29 Blocking out of disturbing object Foam Foaming of the liquid surface may render ultrasonic level metering impossible If possible a location should be found where foaming is the least device should be located as far as possible from liquid inflow or a stilling pipe or well should be used GF 7 Instruction for use Installation Stand off The structure of the stand off pipe should be rigid the inner rim where the ultrasonic beam leaves the pipe should be rounded Wind Intensive air gas movements in the vicinity of the ultrasonic cone is to be avoided A strong draft of wind may blow away the ultrasound Devices with lower measuring frequency 40 20 kHz are recommended Fumes Vapours For closed tanks containing chemicals or other liquids which creats fume gases above the liquid surface especially for outdoor tanks exposed to the sun a strong reduction of the nominal measuring range of the ultrasonic device is to be considered during device selection Devices with lower measuring frequency 40 20 kHz are recommended in these cases units GFt Installation 5 2 Wiring gt Make sure the terminals in the box are not under power Use shielded cable 6 x 0 5 mm suggested in the technical data or stronger gt After powering the necessary programming can be white brown black Junction box Instruction for use performed Wire
16. amming should carefully be studied LED indication id e ECHO LED Cable ON if the unit detects proper echo e COM LED See description HART Red LED Red LED COM ECHO Device can be reset to factory setting Default is the following e Measurement level LEV e Zero level assigned to the maximum distance e Current output proportional to the level e 4mAand 0 assigned to zero level e 20 mA and 100 a assigned to the maximum level minimum distance e Error indication by the current output holds last value e Damping 60s 10 GF Programming Instruction for use 7 Programming The HART interface provides for access to the whole parameter set and possibility of their programming Parameter set can be reached in the following way by the use of the e Eview light software run on the PC connected through HART modem to the loop or 7 1 Measurement configuration POO cba Engineering units Programming of this parameter will result in loading the factory default with the corresponding engineering units Therefore all parameters should be set again a Operation 0 Liquid level measurement Engineering units according to c Metric m c Calculation system 0 metric 1 US Factory default 000 P01 1a Measurement mode Parameter value a will determine the basic measurement value that will be transmitted Subsequently values for the relays are also relating to these q
17. d out P71 Distance of the of Measuring Window P72 Amplitude of the selected echo dB lt 0 P73 Position of the selected echo time ms ms P74 Signal To Noise Ratio Ratio Measurement conditions Over 70 Excellent Between 70 and 30 Good Under 30 Unreliable P75 Blocking Distance The actual close end blocking distance will be displayed provided automatic blocking was selected in P05 GF Instruction for use Maintenance 7 9 Additional parameters of the flow metering P76 Head of flow LEV Read only parameter The Headwater value can be checked here This is the h value in the formula for flow calculation P77 TOT1 volume flow totalised resettable P78 TOT2 volume flow totalised non resettable 7 10 Other parameters P96 Software Code 1 Read only parameter P97 Software Code 2 Read only parameter P98 Hardware Code Read only parameter P99 Access lock by secret code The purpose of this feature is to provide protection against accidental programming or intentional reprogramming of parameters by a person not entitled to do so The secret code can be any value other than 0000 Setting a secret code will automatically be activated when the 2270 Ultrasonic Level Sensor is returned to the Measurement Mode In order to program locked device the secret code should be entered first in P99 Thus for entering a new code or erasing the old one the knowledge o
18. d sensores ensuring a reliable measurement in narrow silos with uneven side walls as well as in process tanks with various protruding objects Furthermore as a result of the narrow beam angle the emitted ultrasonic signals have an outstanding focusing deep penetration through gases vapour and foam is ensured D 021m 0 3m 0 56 m 1m 145m Diameters corresponding to 5 beam angle Minimum measuring distance X is determined by the design of the unit within which the measurement is not possible Dead Zone its value is according with P05 Since measurement is impossible within this range material should not get into this zone Maximum measuring distance Xy is the greatest distance determined by the design of the unit which can be measured by the unit under ideal conditions See parameter P04 Maximum measuring distance of the actual application H must not be greater than Xy GF 3 Instruction for use Design and Function 3 3 Basic concepts and elements of the ultrasonic measurement Max measurment distance Min measuring distance 3 4 Identifikation 2270 P 1B 4 Supply 12 3svDc Output 4 20mA Amb temp 25 70 c Med temp 30 90 C C N F E o g i 2 2 JE _ R El 5 JE BIS 9x H 5 dE a a E E v 2 L eji 58 1 D PP jj Iu 1 3 x 2 c a 5 z Close end blocking value of P05 measured distance display DST LU
19. dal 4 1 weir 17 0 0018 lt Q m s lt 50 0 3 P42 m 10 0 1 h m 2 Q m3 s 1 866 P42 h Accuracy 396 P40 17 P46 P04 h P40 V notch weir 18 0 0002 lt Q m s lt 1 20 lt P42 lt 100 0 05 lt h m 1 Q m s 1 320 tg P42 2 h Accuracy 396 P40 18 P46 P04 GFt 23 Instruction for use P40 THOMSON 90 notch weir 19 0 0002 lt Q m s lt 1 0 05 lt h m lt 1 Q m s 1 320 n Accuracy 3 Programming P40 19 P46 P04 h P40 Circular weir 20 0 0003 lt Q m s lt 25 0 02 h m 2 G m s m b D where b f h D m 0 555 0 041 h P41 P41 0 11 h Accuracy 596 P40 20 P46 Factory default 0 P46 Distance at Q 0 Distance between sensor surface and the level at which flow starts has to be entered in this parameter Factory default 0 7 7 32 Point Linearisation P47 a Linearisation Linearisation is the method of assigning requested calibrated or calculated level volume or flow to values measured by the transmitter It can be used for instance If the sound velocity is not known LEVEL gt LEVEL or in the case of tank with other shape than under 6 4 or open channel other than under 6 5 LEVEL gt VOLUME or LEVEL gt FLOW Linearisation ON OFF FACTORY DEFAULT Conditions of correct programming of the data pairs
20. dard for distinguishing units in the same loop e Address 0 current output of 4 20 ma operational e Address 1 15 current output is fixed to 4 mA Factory default 2 7 4 Measurement optimisation P20 a Damping This parameter can be used to reduce unwanted fluctuation of the display and output Damping s LIQUIDS a No or moderate fume heavy or dense fume or waves turbulent waves 0 no filter for testing only 1 3 applicable not recommended 2 6 recommended applicable 3 10 recommended recommended 4 30 recommended recommended D 60 recommended recommended Factory default 5 P22 a Dome top tank compensation This parameter can be used to reduce disturbing effect of possible multiple echoes Compensation OFF In case the 2270 Ultrasonic Level Sensor is not mounted in the centre of the top and the top Is flat In case the 2270 Ultrasonic Level Sensor is mounted in the centre of a tank with dome shaped top Factory default 0 GF Me Instruction for use Programming P24 a Targettracking speed In this parameter evaluation can be speed up at the expense of the accuracy a Tracking speed Remark 0 For most applications 1 For fast changing level Special Only for special applications measuring range is reduced to 50 of the nominal value The measuring window is inactive and the 2270 Ultrasonic Level Sensor will respond practically instantly to any target
21. ded electrostatically therefore gt Filling and emptying speed should be selected according to the medium gt Fog development of the dangerous material during filling should be avoided gt Cleaning of the plastic enclosure is not allowed in hazardous space gt The apparatus is not suitable for flame barrier between the space and the outside area 2 Transport and Storage gt Transport and or store product in unopened original packaging gt Protect product from dust dirt dampness as well as thermal and UV radiation gt Make sure that the product has not been damaged neither by mechanical nor thermal influences gt Check product for transport damages prior to the installation 3 Design and Function 3 1 Design x CE 2 GF Design and Function Instruction for use 3 2 Function The ultrasonic level metering technology is based on the principle of measuring the time required for the ultrasound pulses to make a round trip from the sensor to the level to be measured and back The sensor emits an ultrasonic pulse train and receives the echoes reflected The intelligent electronic device processes the received signal by selecting the echo reflected by the surface and calculates from the time of flight the distance between the sensor and the surface which constitutes the basis of all output signals of the 2270 Ultrasonic Level Sensor A Total beam angle of 5 7 at 3 dB as is featured by transducers of transmitters an
22. ecial signals A Measuring level or content e Level sinking below the value of P06 current output is according to the value of the far end blocking and further below SUB 0 7 8 of P06 the ERROR CODE 10 will be transmitted via HART e Level rising over value of far end blocking The calculation of level and volume will be based on the programmed tank dimensions therefore the measured or calculated process values will not be influenced in any way by the far end blocking value lt B Open channel flow metering Far end blocking will be used for those small levels below which the accurate volume flow calculation is no longer possible e Level in the flume weir sinking below the blocked out range Output current value will be according to the value of Q 0 O value transmitted via HART for display of No Flow or 0 e Level in the flume weir rising over the blocked out range The calculation of volume flow will be based on the programmed flume weir data therefore the measurement values will not be influenced in any way by the far end blocking value Factory default 0 GF I Instruction for use Programming 7 2 Current output P08 Fixed current output By this step the output current can be set for a fix value selected from between 3 8 mA and 20 5 mA This function is not operational as per the factory default 0 Attention fixing output current will make settings in P10 P11 P12 and
23. en SIUE ENT NE twice in the table 14 Linearisa lon table error the rli values are not UU elin monotone increasing 15 Linearisation table error measured Level is Be Maantestian t Gaston higher than the last Volume or Flow data pair 1 The check sum of the program is wrong Contact representative of GF Piping Systems 17 Parameter consistency failure Check programming 18 Hardware failure Check programming GF 27 Instruction for use 10 Parameter table P00 P01 P02 P03 P04 P05 PO PO PO PO O sO ON On P23 P24 P25 P26 P27 28 Page Description Application Engineering Units Measurement Mode Calculation units Maximum Measuring Distance Minimum Measuring Distance Fernausblendung Transmitted value assigned to 4 mA Transmitted value assigned to 20 mA Error indication by the current output Damping Dome top tank compensation Target tracking speed Selection of Echo in the measuring window Level elevation rate Level descent rate Value dcba Par P28 P29 P30 P31 P32 P33 P34 P35 P36 P37 P38 P39 P40 P41 P42 P43 P44 P45 P46 P47 P48 P49 P50 P51 P52 P53 P54 P55 20 22 22 22 22 22 24 24 25 Paramete Description Echo loss indication Blocking out a disturbing object Sound velocity values in different gases Specific gravity
24. f the previous code is necessary 8 Maintenance 2270 Ultrasonic Level Sensor units do not require maintenance on a regular basis The need for cleaning of the sensor head may occur Cleaning should be performed by utmost care where scraping or denting of the transducer have to be avoided Repair under or after the guarantee period should only be carried out by GF Piping Systems Devices for repair should only be returned duly cleaned and disinfected 26 GF Error codes Instruction for use 9 Error codes Error Code Error description Causes and solutions Memory error Contact representative of GF Piping Systems No echo received no reflection see 2 Echo loss chapter Indication of mistakes by LEDs made during programming 3 Hardware error Contact representative of GF Piping Systems 4 Display overflow Check settings Sensor error or improper installation mounting _ Verify sensor for correct operation and 5 level in the dead band check for correct mounting according to the User s Manual 6 The measurement is at the reliability threshold Better location should be found 7 No signal received within the measuring range Check programming also look for specified in P04 and P05 installation mistake Linearisation table error both L 1 and L 2 are T AV 2 See Linearisation Section zero no valid data pairs 13 Linearisa ion table error same L i data is giv
25. ity at 20 C m s or ft s depending on POO c This parameter should be used if the sound velocity in the gases above the measured surface differs largely from that of in the air This is recommended for applications where the gas is more or less homogeneous If it is not the accuracy of the measurement can be improved using 32 point linearisation P48 P49 For sound velocities in various gases see section Sound Velocities Factory default 343 8 m s P32 Specific gravity Entering a value other than 0 of specific gravity in this parameter the weight will be displayed instead of VOL Engineering unit should be kg dm or lb ft depending on POO c Factory default 0 GF F Instruction for use Programming 7 5 Volume content measurement P40 ba Tank shape ba Tank shape Also to be set bO Standing cylindrical tank shape value P40 b P41 of b as below iene 01 Standing cylindrical tank with conical P41 P43 P44 nM The value a SUM determining the 02 Standing rectangular tank with chute P41 P42 P43 9 shape of the tank P44 P45 should be set first b3 Lying cylindrical tank shape value of P40lb P41 P42 b as bellow 04 Spherical tank P41 Factory default 00 P41 45 Beh lterabmessungen Standing cylindrical tank Standing cylindrical tank Standing rectangular tank with hemispherical bottom with conical bottom with or without chute a 0 a 1 b 0 a 2 b 1 Plai
26. lised GF 29 Instruction for use Sound velocity values in different gases 11 Sound velocity values in different gases The following table contains the sound velocity values of various gases measured at 20 C Gases Acetaldehyde Acetylene Ammonia Argon Benzene Carbon dioxide Carbon monoxide Carbon tetrachloride Chlorine Dimethyl ether Ethane Ethanol Sound Formula Velocity m s C H O 252 8 CH3 340 8 NH3 429 9 319 1 183 4 CO 268 3 3492 CCL 150 2 212 7 CHOCH 213 4 CoH 327 4 C5H30H 267 3 12 Article overview Gases Formula sone Velocity m s Ethylene CoH 329 4 Helium 994 5 Hydrogen sulphide H5S 321 1 Methane CH 445 5 Methanol CH30H 347 Neon 449 6 Nitrogen N 349 1 Nitrogen monoxide NO 346 Oxygen 328 6 Propane CHa 246 5 Sulphur hexafluoride 137 8 Code Type Article description 159 300 155 2270 P 1B 4 Range 4 m PP body 4 20 mA 2 wire HART BSP thread 159 300 156 2270 P 1B 6 Range 6 m PP body 4 20 mA 2 wire HART BSP thread 159 300 162 159 300 163 2270 2270 V 1B 4 V 1B 6 Range 4 m PVDF body 4 20 mA 2 wire HART BSP thread Range 6 m PVDF body 4 20 mA 2 wire HART BSP thread 159 300 169 2270 P 1N 4 Range 4 m PP body 4 20 mA 2 wire HART NPT thread 159 300 170 2270 P 1N 6 Range 6 m PP body 4 20 mA 2 wire HART NPT thread 159 300 176
27. n bottom P04 P41 P04 P41 P43 P44 and P45 0 Y Y LEN b 1 H P40 b 3 b 2 P44 Lying cylindrical tank a 3 Spherical tank a 2 4 b 0 P40 b 3 b 2 b 1 b 0 P04 P04 P41 P42 Factory default 0 20 GF Programming Instruction for use 7 6 Open channel flow measurement gt The unit is suitable for open channel flow measurement with the constructive works gt For ultimate accuracy install the sensor as close as possible above the expected maximum water level see minimum measuring range gt Install the unit in a place defined by the characteristics of the metering channel along the longitudinal axis of the flume or weir In case of Parshall flumes the location of the sensor is marked gt In some cases foam may develop on the surface Make sure that the surface opposite to the sensor remains free of foam for proper sound reflection gt The unit should be fixed so that it s position would not change gt From measurement accuracy point of view the length of the channel sections preceding and following the measuring flume and their method of joining to the measuring channel section are of critical importance gt Despite of the most careful installation the accuracy of flow metering will be lower than that of specified for the distance measurement The features of the flume or weir applied will determine it gt Devices should be protected against overheating due to direct sunshine by using sunshades
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29. ss indication Remark During short echo loss for the period of twice the time set in P20 analogue output will hold last value After this period the current value according to the setting in P12 and via HART ERROR CODE 2 will be transmitted Holding value Error Code 2 HART 0 Delayed indication ERA cho loss P20 Current 22mA P12 2 Echo LED goes out 2 P20 time i Holding last val P12 0 Current output Holding value olding last value Current 3 8mA P1221 sie For the time of echo loss analogue output will hold last 1 No indication che Loosing echo during the filling process transmitted value will increase according to the filling speed set in P26 2 Filling simulation Loosing echo the current value according to the setting in 3 Immediate indication P12 and the ERROR CODE 2 via HART will immediately be transmitted Echo loss may occur in completely empty tanks with a spherical bottom due to deflection of the ultrasonic beam or in case of silos with an open outlet In such cases it may be useful to indicate empty tank instead of echo loss 4 Empty tank indication Factory default 10 P29 Blocking out of disturbing object One fixed object in the tank disturbing the measurement can be blocked out By the use of the Echo Map P70 the precise distance of disturbing object can be read out This value should be entered in this parameter Factory default 0 P31 Sound veloc
30. tem measurement can not be made is called the dead zone The 2270 Ultrasonic Level Sensor will not accept any echo within the blocking distance set here Close end blocking may be represented as the extension of the dead zone within which a possible echo will not be taken into consideration making possible to exclude disturbing objects near to the sensor Automatic Close end blocking Dead Band control P05 Xn Device with factory default will automatically set the smallest possible dead band depending on the conditions of the operation This will be under optimal conditions a bit smaller in unfavourable circumstances greater than value given in the chart Manual Close end blocking with limitation A dead zone P05 X By entering a value higher than the factory default the close end blocking will be either the value programmed in P05 or the actual dead zone distance influenced by the actual conditions of the application whichever is greater 2270 Ultrasonic Minimum measuring distance X m feet Level Sensor Sensor material PP PVDF for liquids Version 0 2 0 65 Version ll 0 25 0 82 Factory default X as per chart 14 GF Programming Instruction for use P06 Far end blocking Far end blocking is the range below the level set in parameter P06 The far end blocking can be used to avoid disturbing effect of stirrer or heaters at the bottom of the tanks Detecting echoes in this range the unit provides sp
31. uantities mode Distance DIST 1 LEV iia LEV m voL Volume VOL P S DIST LEV GF Hh Instruction for use Programming Transmitted value DIST LEV H DIST LEV LEV P10 Parameters to set POO POO POO P01 a 0 PO1 a 1 PO1 a 2 P05 AX P04 H Po H P05 7 Xm P05 7 Xm Pid Xow P11 X 100 A T X Mer Transmitted value VOL VOL VOL P11 P10 P10 fio eis H DIST en Parameters to set POO POO PO1 a 3 PO1 a 4 PO2 b PO2 b P04 H P04 H POS A Xm POS A Xm P40 P45 P10 X 0 P11 X100 P40 P45 Description of the figures A Shortest measurable distance B Volume content pertaining to the greatest measurable level C Whole value of the vessel D diagram valid for the default value of P10 P11 Factory default 11 12 GF Programming Instruction for use P02 cba Calculation units a Temperature 0 C 1 F This table is interpreted according to POO c P01 a and PO2 c and is irrelevant in case of percentage measurement PO1 a 2 or 4 Weight see also P32 Volume flow Metric US Metric US Metric Im ft lblpound mtime litre time US ft time gallon time s Time Attention 0 2270 Ultrasonic Level Sensor is a level 1 min transmitter Although it can be used for 2 hour measuring weight due to factors Involved day in doing so acc
32. upply Ex power supply loading Up lt 30 V lo lt 140 mA Po lt 1 W Voltage range 12 30 V Ri max U 12 V 0 02 A Medium temperature PP transducer 20 C 70 C PVDF transducer 20 C 80 C Ambient temperature 20 C 70 C GF 5 Instruction for use 4 1 Dimensions Version 1 1 2 BSP NPT BSP 15 NPT 22 1 BSP vagy NPT 4 2 Scope of delivery e Installation and Programming Manual Technical Data Version 2 BSP NPT vagy NPT BSP 15 NPT 22 GF Installation Instruction for use 5 Installation 5 1 Liquid Level Measurement Position The optimal position of the Compact Ultrasonic Level Transmitter Type 2260 is on the radius r 0 3 0 5 R of the cylindrical tank silo Take also sonic cone on page 1 into consideration Sensor alignment The sensor face has to be parallel to the surface of the liquid within 2 3 Temperature Make sure that the Ultrasonic Level Transmitter Type 2260 will be protected against overheating by direct sunshine Obstacles Make sure that no in flow path or objects e g cooling pipes ladders bracing members thermometers etc or no tank wall of the ragged surface protrude into the sensing cone of the ultrasonic beam One fix object in the tank silo that disturb the measurement can be blocked out by the appropriate programming of the Ultrasonic Level Transmitters
33. uracy may essentially be 3 influenced Factory default 000 P04 Maximum distance to be measured H This is the only parameter that has to be programmed for each application other than distance however to avoid disturbing effect of possible multiple echoes it is suggested to do this in distance measurement applications too The maximum distance to be measured is the greatest distance between the surface of the transducer and the farthest level to be measured The factory programmed greatest distances DEFAULT values which can be measured by the units are listed in the table below For the actual application the maximum distance to be measured i e the distance between the sensor and the bottom of the tank should be entered in P04 2270 Ultrasonic Level Sensor Maximum measuring distance X m ft for liquids Transducer material PP PVDF Version 4 13 Version Il 6 20 Since the level is determined by calculating the difference between the value set in P04 and distance DIST is measured by the unit it is essential that the correct value of H is set in P04 To obtain the best accuracy it is suggested that this distance is measured in the empty tank Factory default Xy as per chart GF n Instruction for use Programming P05 Minimum measuring distance Dead zone Close end blocking The range beginning with the sensor s surface within which due to the physical restraint of the ultrasound measurement sys
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