Electromagnetic flow meter user manual
Contents
1. Fig 4 4 b Connection of electro magnet counter e688 Integrated Flow 1 2 3 4 5 6 Fig 4 4 c Connection of electronic counter BABA loo o H ro DC Power Supply Low Limit Alarm en Pig Fig 4 4 d Connection of alarm output inside outside K Pout K l ALMH pH ALML PCOM Lol ALCOM Fig 4 4 Ce Connection of OC gate 4 4 4 Grounding Contact area of copper Connector PE on Converter Cabinet for grounding should be larger than 1 6mm2 Contact resistance should be less than 100 4 5 Digital output and calculate Digital output means frequency output and pulse output and both of them use the same output point so user can choose only one type of them but not both 4 5 Frequency output Frequency output range is 0 5000HZ and corresponding the percent of flux2. keys getting to the select of parameter then push Up key to Clr Total input the passwords When the passwords becomes 00000 this function is done the gross is 0 in the instrument 5 2 3 3 Fact Modif Rec To push Compound Enter keys getting to the select of parameter then push key to Fact Modif Rec Detail consult the AppendixFive 23 5 2 4 Setting Parameters in Menu There are 54 parameters of L_MagB user can set every parameter The List of Parameters is shown below Setting Parameters in Menu Code Parameter words Setting Way Grades Range 1 Language Select 2 English 2 Comm Addres Set count 2 0 99 3 Baud Rate Select 2 300 38400 4 Snsr Size Select 2 3 3000 5 Flow Unit Select 2 s Pod UN 6 Flow Range Set count 2 07 99999 7 Flow Rspns Select 2 1 50 8 Flow Direct Select 2 Plus Reverse 9 Flow Zero Set count 2 0 9999 10 Flow Cutoff Set count 2 0 599 99 11 Cutoff Ena Select 2 Enable Disable 0 001 m 1m 12 Total Unit Select 2 0 001L 1L 13 SegmaN Ena Select 2 Enable Disable 14 Analog Type Select 2 0 10mA 4 20mA 15 Pulse Type Select 2 Freque Pulse 16 Pulse Fact Select 2 OD A 0 001L 1L 17 Freque Max Select 2 1 5999 HZ 18 Mtsnsr Ena Select 2 Enable Disable 19 Mtsnsr Trip Set count 2 59999 20 Alm Hi Ena Select 2 Enable Disable
3. 4 Sensor exciting current steady time so long inductance is too large For this question firstly changing exciting type select 1 16 or 1 25 frequency If cannot content change connect of exciting loop Exciting current transition time t L R 34 L Exciting loop inductance exciting loop resist So decrease L and increase R both can decrease 1 According the analysis change the connect of exciting loop measure from either head of exciting loop Ra L EYN NY EXT e o EXT L LY VY Total resist parallel connection R2 R12 lt 1200 As the Fig Ri R2 addition resists Ri2 exciting resists 35 Appendix Two ON OFF Switch Diagram Key 1 Key 2 Key 3 Key 4 ON Supply up power 24V for ALML output OFF No connection ON Pulse output to OC gate when flow verification was taken Connect pull up resistor OFF No connection ON Supply up power 24V for ALMH output OFF No connection ON Connected to RS485 terminal resistor for communication OFF No connection Note Terminal used for far communication only 36 Appendix Three HART function explaination 1 HART Bus network fig HART Bus transfers data signal through signal line which value is from 4 to 20mA For this reason it can save local data communication line and implement data communication Its adaptive
4. Fig 4 2 c L Mag211B 4 Key Fig 4 2 d L Mag411B 4 Key 4 3Connections of sensor 4 3 1 Connectors and labels for the squared RS485 O sss SS T 2 828 228 S22 8282 PE POWER _ OS mH lt lt BEA Fig 4 3 a Connectors for 211B Labels of connectors in squared model SIG1 Signal SGND Signal Ground 5162 Signal2 DSI Shielded Exciting 1 DS2 Shielded Exciting2 EXT Exciting Current EXT Exciting Current To Separate Model Sensor VDIN Current Two lines 24 V Spots ICOUT Analog Current Output Analog Current Output ICCOM Analog Current Output Ground _ POUT Flow Frequency Pulse Output PCOM Frequency Pulse Output Ground Frequency Pulse Output ALMH Upper Limit Alarm Output ALML Low Limit Alarm Output ALCOM Alarm Output Ground Two Alarm Outputs TRX Communication Input RS485 A 7 TRX Communication 485 Communication Input 232 Communication Ground 4 3 2 Signal lines and labels in squared model 2 Terminal Cold Welded 2 Terminal Cold Welded Metal Screen 10 Heat Shrink Tube Metal Screen 10 Heat Shrink Tube Red 32 Conductor Shielded Cable Green 32 Cond
5. Pulse Output Pulse Output OC Gate Status Status Output Control RS485 etc Communication Interface Fig 2 1 Structure Of Converter s Circuit The converter can supply exciting current to the coil in the sensor of electronetic flowmeters the head amplifier amplifies the electromotive force from the sensor and converts it into standard signals of current or frequency so that the signals can be used for displaying controlling and processing See structure of 3 converter circuit shown in Fig 2 1 3 Index of technical performance 3 1 Standard of implement The design production and instrument of L_MagB Electromagnetic Flowmeter Converter implement JJG 1033 2007 Electromagnetic Flowmeters 3 2 Basic parameters and performance index 3 2 1 Pipe s inside diameter of relative sensor mm 3 6 10 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 700 800 900 1000 1200 1400 1600 1800 2000 2200 2400 2500 2600 2800 3000 3 2 2 Request of relative sensor Sensitivity of sensor signal under 1m s output 150u V 200uV For MagB electromagnetic flowmeter signal converters there are two currents of 125mA in exciting loop which make up of 250mA and every 125mA is controlled by one 100 exact resistance So user can choose different exciting current by changing the number of exact resistance The current will be 250mA when the signal converters leave factory as
6. Unit Flow velocity FLS 00000013 5 FQP Ratio of emptiness MTP Forward and reverse intergated volumes Deference of forward and reverse Alarm indicator 9 V Alarm Enter Up plusl page up Down minusll page down Compound Fig 4 1 c Keys on squared panel and large LCD display 4 2 2Rotundity define keys and LCD screen display Flow volume 282 92 x FH x im h 00000013 5 Ratio of emptiness Forward and reverse intergated volumes i of forward and reverse Unit Flow velocity FLS Percentage FQP Alarm indicator Enter Up plusl page up Down minusll page down Compound Fig 4 1 d Keys on circinal panel and big LCD display Note When measuring pushing down Compound Key Enter will appear password of changing state base on distinction of secrecy and change the password as we provide Then pushing Compound Key Enter again and you can inter the state of setting parameter If want to return to the running state push Enter for several seconds 4 2Section picture of conversion 4 2 1 L Mag 3 Keys Series Fig 4 2 L Mag211B 3 Key Fig 4 2 b L Mag411B 3 Key 4 2 2L Mag 4 Keys Series zs P d KaiFeng QingTlanwetye Instrument Co Ltd biLo3 wo oviowasiTemip onon is E 2 S oe t p uc
7. and the serial number of product that can keep the sensors coefficient right and accurate 5 3 25 Sensor Fact Sensor Coefficient is printed on the Label of the sensor when it is made in factory The sensor coefficient has to be set into Sensor Coefficient Parameter when it runs with converter 5 3 26 Field Type L MagB affords three exciting frequency types 1 16 frequency type 1 1 20frequency type 2 1 25 frequency type 3 The small bore one should use 1 16 frequency and large bore one should use 1 20 or 1 25 frequency When using please select type first if the zero of velocity is too high select the type 2 or type 3 Note Demarcate on which exciting type working on it only 5 3 27 FwdTotal Lo hi 29 Positive total volume high byte and low byte can change forthcoming and reverse total value and be used to maintenance and instead User use 5 byte code to enter and can modify the positive accumulating volume X Usually it is unsuitable to exceed the maximum the counter set 999999999 5 3 28 RevTotal Lo hi User use 5 byte code to enter and can modify the negative accumulating volume Usually it is unsuitable to exceed the minimum the counter set 999999999 5 3 29 PlsntLmtEn For paper pulp slurry and other serosity the flow measure will have cuspidal disturb because the solid grain friction or concussion the measure electrode L_MagB converters use variation restrain arithmetic to conquer the di
8. current output 4 6 3 magB electromagnetic flowmeter converter s connection of current output User system L MagB Signal input converter COM Fig 4 6 a L MagB two connection User system Power 24V L MagB converter COMM Fig 4 6 b MagB three connection power supply and current output are not insulated User system Power 24V zu 24V Power n T L MagB converter IOUT Signal input COMM n COM Fig 4 6 L MagB four connection power supply and current output are insulated 5 Setting parameters After L MagB electromagnetic flowmeter converter and sensor connect to the pipe no matter demarcate or use may do the next work first Connect the pipe fore and aft the sensors tighten Make sure the sensor connects the earth Make sure the liquid stillness when regulating zero of the instrument Make sure the oxidation velum of sensor makes steadily electrode and liquid contact continuously about 48 hours 5 11 MagB 3 key parameters and setting When electrify the instrument comes into measure way automatically and under this way it can do all the functions and display data Under the parameter setting way user can set the parameter by the three keys 5 1 1 Keys function a Keys function in self testing way Down key Selecting displayed data on lower line in turn Enter key Press it to come into the
9. interface of select function Shift key Press it to move the cursor Under the measure adjust of the LCD contract push Down Key and Shift key or Down Key and Enter key b Function keys for parameters setting Down key Subtract 1 from the number at cursor area Up key Plus 1 to the number at cursor area Push Shift key to move the cursor to key push Up key to the submenu Push Shift key to move the cursor to Down key push Down key return to the father menu 5 1 2 Function keys for setting parameters To set or correct working parameters the converter should be running in parameters setting way instead of measuring status In measuring status push Enter key getting to the select of parameter and transfer password 0000 and then correct the password with one of the new passwords that are provided by manufacturer Finally push the Enter key to work in Parameters Setting Way Basis to the level of secrecy amend according to the passwords we give Then push Enter key to the interface needed There are 6 Passwords in design and among them 4 for deferent operators in secret and 2 are fixed passwords for system operation 5 1 3 Functions select menu Push Enter key to the functions select menu push Enter key to select there are three functions Code Functions Notes Select this function It can be entering the 1 P
10. setting Simulation signal output inner is 24V under0 20mA it can drive 7500 resistance The percent flux of simulation signal output Measure value e the scale of current the zero point of current Full scale value The current zero is 0 when 0 10mA and the current zero is 4mA when 4 20mA It can be advanced simulation signal output distinguish User can select the range of measure The manufacture s parameter have been adjusted it can t need adjust If have abnormity it can consult 4 6 2 4 6 2 Simulation Signal Output Adjust 1 The Converter adjust preparative When the converter is running 15 minutes the inner of converter becomes stabilization Preparative 0 1 amperemeter or 2500 0 1 voltage instrument IOUT Converter ICOM 2 Current zero correct When the converter getting into parameter setting selecting to Analog Zero and enter to it The standard of signal fountain getting to 0 Adjust parameter make amperemeter is 4mA 0 004mA 3 The full scale current correct To select Anlg Range to enter Adjust the converter parameter make amperemeter is 20mA 0 004mA Adjust the current zero and the full range the current function of the converter reached exactness The line degree of current output of conversion should be controlled within the scope of 0 1 17 4 Current line degree checking You can place the standard signal source in 75 50 25 and check the line degree of
11. the converter The specific details you can see the connection diagram d WOO I NOO F HV GROUND 605 lo S6 ses ZZ Bo du UL a 333 255 528 Edd SOS B94 on 4 Stt amp 4 4 ong b 40
12. 20mA 15 Pulse Type Select 2 Freque Pulse 001mP 1n 16 Pulse Fact Select 2 0 001L 1L 17 Freque Max Select 2 1 5999 HZ 20 18 Mtsnsr Ena Select 2 Enable Disable 19 Mtsnsr Trip Set count 2 59999 20 Alm Hi Ena Select 2 Enable Disable 21 Alm Hi Val Set count 2 000 0 599 99 22 Alm Lo Ena Select 2 Enable Disable 23 Alm Lo Val Set count 2 000 0 599 99 24 Sys Alm Ena Select 2 Enable Disable 25 Clr Sum Key Set count 3 0 99999 26 Snsr Codel User set 4 Finished Y M 27 Snsr Code2 User set 4 Product number 28 Field Type Select 4 Typel 2 3 29 Sensor Fact Set count 4 0 0000 5 9999 30 Line CRC Ena Select 2 Enable Disable 31 Lineary CRC1 User set 4 Set Velocity 32 Lineary Fact 1 User set 4 0 0000 1 9999 33 Lineary CRC2 User set 4 Set Velocity 34 Lineary Fact 2 User set 4 0 0000 1 9999 35 Lineary CRC3 User set 4 Set Velocity 36 Lineary Fact 3 User set 4 0 0000 1 9999 37 Lineary CRC4 User set 4 Set Velocity 38 Lineary Fact4 User set 4 0 0000 1 9999 39 FwdTotal Lo Correctable 5 00000 99999 40 FwdTotal Hi Correctable 5 00000 9999 41 RevTotal Lo Correctable 5 00000 99999 42 RevTotal Hi Correctable 5 00000 9999 43 PlsntLmtEna Select 3 Enable Disable 44 PlsntLmtVal Select 3 0 010 0 800m s 45 Plsnt Delay Select 3 400 2500ms 46 Pass Word 1 User correct gt 00000 999
13. 21 Alm Hi Val Set count 2 000 0 599 99 22 Alm Lo Ena Select 2 Enable Disable 23 Alm Lo Val Set count 2 000 0 599 99 24 Sys Alm Ena Select 2 Enable Disable 25 Clr Sum Key Set count 3 0799999 26 Snsr Codel User set 4 Finished YM 27 Snsr Code2 User set 4 Product number 28 Field Type Select 4 Typel 2 3 29 Sensor Fact Set count 4 0 0000 5 9999 30 Line CRC Ena Select 2 Enable Disable 31 Lineary CRC1 User set 4 Set Velocity 32 Lineary Fact 1 User set 4 0 0000 1 9999 33 Lineary CRC2 User set 4 Set Velocity 24 34 Lineary Fact 2 User set 4 0 0000 1 9999 35 Lineary CRC3 User set 4 Set Velocity 36 Lineary Fact 3 User set 4 0 0000 1 9999 37 Lineary 4 User set 4 Set Velocity 38 Lineary Fact4 User set 4 0 0000 1 9999 39 FwdTotal Lo Correctable 5 00000 99999 40 FwdTotal Hi Correctable 5 00000 9999 4 RevTotal Lo Correctable 5 00000 99999 42 RevTotal Hi Correctable 5 00000 9999 43 PlsntLmtEna Select 3 Enable Disable 44 PlsntLmtVal Select 3 0 010 0 800m s 45 Plsnt Delay Select 3 400250015 46 Pass Word 1 User correct 5 00000 99999 47 Pass Word 2 User correct 5 00000 99999 48 Pass Word 3 User correct 00000 99999 49 Pass Word 4 User correct 5 00000 99999 50 Analog Zero Set count 5 0 0000 1 9999 51 Anlg Range Set count 5 0 0000 3 9999 52 Meter Fact Set count 5 0 0000 5 9999 53 MeterCode 1 Factory set 6 Finishe
14. 99 47 Pass Word 2 User correct 5 00000 99999 48 Pass Word 3 User correct 5 0000099999 49 Pass Word 4 User correct 5 00000 99999 50 Analog Zero Set count 5 0 0000 1 9999 51 Anlg Range Set count 5 0 0000 3 9999 52 Meter Fact Set count 5 0 0000 5 9999 53 MeterCode 1 Factory set 6 Finished Y M 54 MeterCode 2 Factory set 6 Product Serial No Parameters of converters can decide the running status process and output ways as well as state of output Correct option and setting of parameters can keep the converters running optimally and get higher accuracies of output bother in display and in measurement 21 There are 6 grades of passwords for setting parameters function Grades 1 to grade 5 of passwords are for users and grade 6 of password is for manufacturer Users can reset their passwords of grades 1 4 in grade 5 Users check converters parameters in grade of password However if users want to change parameters pf converters deferent grade of parameters have to be used by the users Grade 1 of password set by manufacturer as 00521 users can only read parameter Grade 2 of password set by manufacturer as 03210 users can change 1 24 parameters Grade 3 of password set by manufacturer as 06108 users can change 1 25parameters Grade 4 of password set by manufacturer as 07206 users can change 1 38parameters Grade 5 of password Fixed users can change 1 52 parameters Password Grade 5 can be set b
15. Conductors Red 12 Conductors Black Gray shielded twisted pair cable 10 Conductors Red connected to Signals 1 13 Conductors White connected to Signals 2 Shielded Conductor connected to Signal Ground 4 4 Characteristic and connection of cable 4 4 1 Flux signal line When separated models of converters are assembled with sensors for measuring flow of fluid which conductivity is larger than 50 5 2 0 2 mm model cable metal shielded signal cable covered with PVC can be used as communication cable for flow signals The length of signal cable should be less than 100 m Signal cables have to be connected to sensors that were assembled by producers Connections of signal cables are shown in Fig 4 3 b for squire shaped models and Fig 4 3 d for circle shaped models respectively The converter can output equivalent level of shielded exciting signal voltage so that interference to flow measurement signals can reduced by means of lowering the distributed capacitance of communication cable When measured conductivity is less than 50uS cm or signals are transferred in remote distances double conductor and double shielded signal cable at equivalent level of voltage can be used For example special STT3200 cable or BTS model signal cable triple shielded can be used for signal communication 4 4 2 Exciting current cable Two conductor and insulating rubber covered cables can be used as exciting current cables Sugge
16. Flow empty pipe alarm SYS System exciting alarm UPPER ALARM Flow high limit alarm LOWER ALARM Flow empty pipe alarm LIQUID ALARM Flow empty pipe alarm 31 SYSTEM ALARM System exciting alarm 8 Troubleshooting 8 1 No display Check the power supply connection b Check the power fuse to see for OK Check the contrast of LCD and regulate it to working state 8 2 Exciting alarm Check if the exciting cables and EX2 did not connected b Check if the total resistance of sensor s exciting coil resistances less than 1500 If a and b are OK the converter is failed 8 3 Empty pipe alarm f measured fluid full of testing pipe of sensor When shorting circuit three connectors SIG 1 SIG 2 SGND of converter and no Empty Alarm displayed then the converter works OK In this case it is possible that conductivity of measured fluid may be small or empty threshold of empty pipe and range of empty pipe are set wrongly Check if the signal cable is OK Check if the electro poles are OK or not Let the flow is zero then the displayed conductivity should be less than 100 Resistances of SIGI to SGND and SIG2 to SGND are all less than 50k conductivity of water during measurement operation It is better to test the resistances by means of multimeter with pointer to see the charging process well The DC voltage should be less than 1V between DS1 and DS2 testing the vo
17. ION etn etna 45 APPENDIXFOUR 211BSERIESWITHNONLINEARAMENDMENTFUNCTIONADDITIONAL MINS PRU CUO Per 46 APPENDIXFIVE THE FUNCTION OF PROTECTING THE CHARACTERISTIC FLOW FACTOR 48 APPENDIX SIX LIGHTNING PROTECTION NOTESG ccscsscsssssssssssesscsssssesesesseseeess 49 1 L Mag B Electrometric Flowmeter Converter Instruction Manual The product function introduction 1 1 Basic function Low frequency square wave exciting exciting frequency 1 16 power frequency 1 20power frequency 1 25 power frequency High frequency square wave exciting exciting frequency 1 2 power frequency for grouting liquid measure Exciting current can be selected for 125 187 5mA 250mA 500 mA No need to add empty pipeline measurement and can measure continuously alarm by fixed value Current speed range 0 1 15m s current speed resolution 0 5mm s AC high frequency switching power range of voltage 85VAC 250VAC DC 24V switching power range of voltage 20VDC 36VDC Network function MODBUS GPRS PROFIBUS HARTcommunication interface choose Chinese or English displaying mode other languages can be set Three integrator gross inside respective register Forward gross reverse gross and minus value gross 1 2 Especial function Recording time when power turn off to record power broken time of instrument system automatically and recruit to count the missing flux Record
18. L Mag Electromagnetic Flowmeter Converter User s Manual L Mag B Series 7 2011 CONTENTS 1 THE PRODUCT FUNCTION INTRODUCTION cscssscssssssersccsssscseccsssssesecescesseseees 1 1 1 BASIC FUNGCTION 4 2 ite e tret eH EO ERR URBE A HOW Ge rr RR ede ERI T de 1 1 2 ESPECIAL FUNCTION erro ee deae sine Verve 1 1 3 NORMAL OPERATING seen 2 1 4 TYPE OF CONNECTING WITH enne nennen 2 1 5 PLOT OF INSTALLING 2 2 BASIC CIRCUIT OF CONVERTER eee esee eee eee sa sese e etna ae eese oa 4 3 INDEX OF TECHNICAL nasa see 5 3 1 STANDARD eee eene 5 3 2 BASIC PARAMETERS AND PERFORMANCE INDEX eere nennen eene eene nnn 5 4 OPERATION CONVERTER 6 45 5e o eh SO FE Roa SE noa PE So e 8 AA KEY AND DISPEAY ren aee 8 4 LIL MAG KEYS AND DISPLAY credite erre t eant Re 8 4 2L MAG AKEYS AND DISPLAY ii eo hr RE 9 4 2SECTION PICTURE OF CONVERSION K irisi deore nir oee roeL E EESEL SE ES ES a EEES 10 4 3 CONNECTIONS OF SENSOR n ira e 11 4 4 CHARACTERISTIC AND CONNECTI
19. Measure value e frequency range Full scale value The up limit of frequency output can be adjusted It can be chosen from 0 5000HZ and also can be chosen low frequency such as 0 1000HZ or 0 5000HZ Frequency output mode general can be used in control application because it responses the percent flux Users can choose pulse output when the equipment is applied to count 4 5 2 Pulse output mode Pulse output mainly applies in count mode A pulse output delegates a unit flux such as 1L or 1M etc Pulse output unit divide into0 001L 0 01L 0 1L IL 0 001M 0 01M3 0 1 3 1 M When users choose the pulse unit they should notice the match of the flux range of flowmeter and pulse unit For volume flux count formula as follows Q170 0007854xD xV L S Or Qu 0 0007854xD xVx10 M S Note D nozzle mm V velocity of flow m s The oversize flux and too small pulse unit will be made the pulse output over the up limit Generally pulse output should be controlled below 3000P S However the too small flux and too large pulse unit will be made the instrument exports a pulse long time Otherwise pulse output is different from frequency output When pulse output cumulates a pulse unit it exports a pulse Therefore pulse output 1s not equality Generally measure pulse output should chooseto count instrument but not frequent instrument 4 5 3 The connection of digital output Digital output has tow connected points digital output
20. ON OF CABLE ccsessceseeessssseeecesenseceececenssaeeeeceenes 14 4 5 DIGITAL OUTPUT AND 17 4 6 SIMULATION SIGNAL OUTPUT AND 20 5 SETTINGPARAMETERS erre Sore Una Ho 23 5 1 L MAGB 3 KEY PARAMETERS AND SETTING eese ennt enne nnns 23 5 2 L MAGB 4 KEY PARAMETERS AND SETTING enne eene 27 5 3 IDETATES PARAMBTERS 32 6 INFRARED TELECONTROL FUNCTION 38 7 ALARM INEORMATIION es eee aeneo io kae eh oa eaa ee eno Po ee Roo ne RE en ER SER RU en eR e nat Roe o 39 TROUBLESHOOTING 5 5 eec eoe visione oor eie ei iieii cU eph Uva 39 tenete v teme o uos 39 Si 2 EEX CITING ALAR Meissen ices E deii eL TE RUE CHIETI 39 8 3 EMPTY PIPE ALARM endet e dtr ee Du aene diea s 40 8 4 MEASURE FLOW DISALLOW sc ssccecssssseceeceesesececesesennseseceseseaeececeaaececcecesueaetesesensaeeesesenes 40 9 L MAGB ENCASEMENT AND 41 41 9 2 SHIPPING AND STORAGE 41 APPENDIX ONE SELECTION OF EXCITING FREQUENCY RE 42 APPENDIX TWO ON OFF SWITCH 44 APPENDIX THREE HART FUNCT
21. VDC maximum of output current is 250 mA 3 2 7 Alarm output Alarm output junction ALMH upper limit ALML lower limit Output isolate photo electricity isolate Isolate voltage gt 1000VDC Alarm output drive output by Darlington pipe the highest subjected voltage is 36VDC maximum of output current is 250 mA 3 2 8 Digital communication port and protocol MODBUS interface format of RTU HART interface designed by standard of HART if you choose our hand held unit you can display the measure value on line and setting the parameters 3 2 9 Electric isolate Insulated voltage between simulated input and simulated output should be higher than 500V Insulated voltage between simulated input and alarm power supply should be higher than 500V Insulated voltage between simulated input and AC power supply should be higher than 500V Insulated voltage between simulated output and AC power supply should be higher than 500V Insulated voltage between simulated output and earth should be higher than 500V Insulated voltage between pulse output and AC power supply should be higher than 500V Insulated voltage between pulse output and earth should be higher than 500V Insulated voltage between alarm output and AC power supply should be higher than 500V Insulated voltage between alarm output and earth should be higher than 500V 4 Operation converter 4 Key and display 4 1 1 L Mag 3Keys and display 4 1 1 1 Squared define keys and LCD scree
22. aracteristic Flow Factor The key content is that the factor could not be modified easily L MagB converter increases a new function to record the modified procedure and modified times of flow zero sensor factor and meter factor any change of these three factors could be recorded The sensor factor and modifying times could be recorded in Test Report and when next time testing the factor in Test Report and factor in the convertor are compared to check whether the Characteristic Flow Factor has been changed The detail about the Characteristic Flow Factor protection function can be found in the appendix MF 0 8776 eter s factor SF 0 5820 lt Characteristic multiply SZ 0003 flow zero time MR 00058 SR 023 number Attention The last record is displayed when this item is first entered if you want to browse the history records press down key and could search for the last record to the thirty two record ahead Finally the times of record modified MR should be written down on the paper before next time test 39 Appendix six Lightning protection notes When installing users must connect the converter s earthing terminal with the shell and then earthing them reliably because the electrical current can be put into the earth through the shell by the gas discharger of lightning protection If the shell has not been earthing reliably once lightning it may cause a personal accident when there is somebody operating
23. arameters Set picture of parameter Select this function It can be gross reset 2 Clr Total Rec operation Select this function It can be check the factor s 3 Fact Modif Rec modif Record 5 1 3 1 Parameters setting Press Enter key it displays Parameters Set function Input password Press Shift key Movie cursor on the Enter key Press it getting to Parameters Setting status 5 1 3 2 Clr Total Rec To push Enter key getting to the select of parameter then push Up key to Clr Total Rec input the passwords When the passwords becomes 00000 this function is done the gross is 0 in the instrument 5 1 4 Setting Parameters in Menu There are 54 parameters of MagB user can set every parameter The List of Parameters is shown below Setting Parameters in Menu Code Parameter words Setting Way Grades Range 1 Language Select 2 English 2 Comm Addres Set count 2 0 99 3 Baud Rate Select 2 300 38400 4 Snsr Size Select 2 3 3000 L h L s m h 5 Flow Unit Select 2 m m m s 6 Flow Range Set count 2 0 99999 7 Flow Rspns Select 2 1 50 8 Flow Direct Select 2 Plus Reverse 9 Flow Zero Set count 2 0 9999 10 Flow Cutoff Set count 2 0 599 99 11 Cutoff Ena Select 2 Enable Disable 0 001m 1m 12 Total Unit Select 2 0 001L 1L 13 SegmaN Ena Select 2 Enable Disable 14 Analog Type Select 2 0 10mA 4
24. connected point digital ground point and symbol as follows POUT digital output point PCOM digital ground point POUT is collector plough output user may refer to next circuit to connect 4 5 4 The connection of digital voltage output User equipment Voltage input Inside Fig 4 5 a The connection of digital voltage output 4 5 5 Digital output connect photoelectricity coupling PLC etc Pout User equipment Pcom Fig 4 5 b Digital output connect photoelectricity coupling Commonly user s photoelectricity coupling current is about 10mA so about E R 10mA E 5 24V 4 5 6 Digital output connect relay Pout J P i p 1 inside Pcom Fig 4 5 c Digital output connect relay Commonly relay needs E as 12V or 24 D is extend diode now most middle relays has this diode inside If not have user can connect one outside Table of digital output parameter POUT Parameter Test condition Mini Typical Max Unit Volatge IC 100 mA 3 24 36 Current Vol lt 1 4V 0 300 350 mA IC 100mA Frequency 0 5000 7500 HZ Vcc 24V High voltage IC 100mA Low voltage IC 100mA 0 9 1 0 1 4 4 6 Simulation signal output and calculate 4 6 1 Simulation signal output There are two signal system 0 10mA and 4 20mA user can select from parameter
25. d Y M 54 MeterCode 2 Factory set 6 Product Serial No Parameters of converters can decide the running status process and output ways as well as state of output Correct option and setting of parameters can keep the converters running optimally and get higher accuracies of output bother in display and in measurement There are 6 grades of passwords for setting parameters function Grades 1 to grade 5 of passwords are for users and grade 6 of password is for manufacturer Users can reset their passwords of grades 1 4 in grade 3 Users can check converters parameters in any grade of password However if users want to change parameters pf converters deferent grade of parameters have to be used by the users Grade 1 of password set by manufacturer as 00521 users can only read parameter Grade 2 of password set by manufacturer as 03210 users can change 1 24 parameters Grade 3 of password set by manufacturer as 06108 users can change 1 25parameters Grade 4 of password set by manufacturer as 07206 users can change 1 38parameters Grade 5 of password Fixed users can change 1 52 parameters Password Grade 5 can be set by skilled users Grade 4 is mainly used for resetting total volume in password Grades 1 3 can be set by any one who can be chosen by users 25 5 3 Details Parameters 5 3 1 Language There are 2 languages for L MagB converter operation They can be set by users according to the users needs 5 3 2 Comm Addre
26. f Empty Pipe Alarm if the pipe was empty the signals of analog output and digital output would be zero and displayed flow would be zero too 5 3 17Mtsnsr Ena The state of empty pipe can be detected with the function of converter In the case of Empty Pipe Alarm if the pipe was empty the signals of analog output and digital output would be zero and displayed flow would be zero too 28 5 3 1 8Mtsnsr Trip When the pipe is full of liquid whether flowing or not the parameter of Mtsnsr could be modified more easily The parameter displayed upper line is real MTP and the parameter displayed bellow is the Mtsnsr trip that should be set When setting Mtsnsr trip you could be according to the real MTP the value that should be set 15 usually three to five times of real MTP 5 3 19 Alm Hi Ena Users can choose Enable or Disable 5 3 20 Alm Hi Val The parameter of upper limit alarm is percentage of flow range and can be set in the way of setting one numerical value between 0 199 9 When the value of flow percentage is larger than the value of setting value the converter outputs the alarm signal 5 3 21Alm Lo Val The same as upper limit alarm 5 3 22 Sys Alm Ena Selecting Enable will have the function and selecting Disable will cancel the function 5 3 23 Clr Sum Key User use more than 3 byte code to enter Then set this password in Clr Total Rec 5 3 24 Snsr Code It is referred to the produced date of sensor
27. for local using The local network fig composed by HART Bus is as follows HART electronetic flowmeter display instrument hand held unit 2 Instruction for setting of the converter 1 If you use the handset of our company you need to set the meter address to 1 and set the baud rate to 4800 2 If you use other handset such as 375 or 275 you need to set the meter address to 2 and set the baud rate to 4800 3 If the communication mode the address or the baud rate of the meter is not set correctly the handset can t set the parameters 3 Matters need attention of HART using function meter 1 Load which is parallel connection between electrical flowmeter and Hand held uint and HARTMODEM is on polarity 2 Resistance of circuit should be greater than 200Q less than 5000 3 Hand held uint and HARTMODEM shouldn t be connection in series in current circuit 37 AppendixFour 211BserieswithnonlinearamendmentfunctionAdditional Instruction Nonlinear amendment function in principle is used for line regulation of low flow which under 0 3m s The function is designed to four amendments and divided into four flow velocity points and four correction factors Nonlinear amendment coefficient works on the basis of the original transducer calibration coefficient so please close nonlinear amendment function before calibrating the transducer coefficient and open the function to realize nonlinear amendment after calibrating Set cor
28. he user s sensor that MagB gives often the sensor is not fit for MagB converters at this time can do like this 1 Small exciting loop resist If the exciting loop resist 15 smaller than the sensor s request can series resist to get the total value The series resist s power should be more than one time of fact for example series 100 250mA current the power will be 3W 2 Large exciting loop resist change exciting current If the exciting loop resist is larger than the sensor s request can change the exciting current for example if exciting loop resist is 700 for 250mA this is larger so can change the current to 187mA 3 Large exciting loop resist change loop connect If the exciting loop resist is larger than the sensor s request can change the connect of loop for example if exciting loop resist 15 2000 every exciting loop resist is 1000 parallel connection the upper and lower loop is OK According the analysis change the connect of exciting loop measure from either head of exciting loop Total resist Rr parallel connection R2 Ri lt 1200 As the Fig Ri R2 addition resists Ri2 exciting resists Ra L Y NYYY EXT e e e EXT L YYY Total resist R1 parallel connection R2 lt 1200 as the Fig Ri Ro addition resists Ri2 exciting resists
29. ing function of hour gross to record the flux gross by hour fit for timed measure Infrared handing telecontrol keyboard all the functions of far untouched controlling converter 1 3 Normal operating conditions Ambient Temperature Ranges fission 10 60 Relative Humidity 596 9096 Power Supply 85 250V 45 63Hz single phase AC Dissipation Power lt 20 After connecting sensor 1 4 Type of connecting with sensors The integrated circinal shells circinal shells shells connect with the flange directly explosion proof The integrated squared shells squared shells shells connect with the flange directly 1 The split squared shells squared shells hang on the wall Signal converters connect with cable of Sensor 1 5 Plot of installing measure 165 5 140 i Fig 2 Exterior size of the integrated squared shells 30 125 214 Fig 3 Exterior size of the split squared shells 2 Basic circuit of converter in 32 bit CPU preampli A D ROM 7 fier exciting circuit EEROM 85 260V Shi Switching 45 63Hz LGD Power Supply Display 4 20mA or 0 10mA Current Output Keyboard 1 5000Hz Frequency or Q
30. ing way 3 Direct select of zero correction about the flow you can move the cursor to the left or and use Down or Up to switch 5 2 2 Function keys for setting parameters To set or correct working parameters the converter should be running in parameters setting way instead of measuring status In measuring status push Compound Enter keys getting to the select of parameter and transfer password 0000 and then correct the password with one of the new passwords that are provided by manufacturer Finally push the Compound Enter keys to work in Parameters Setting Way There are 6 Passwords in design and among them 4 for deferent operators in secret and 2 are fixed passwords for system operation 52 3 Functions select menu Push Compound Enter keys to the functions select menu push Up or Down keys to select there are three functions Code Functions Notes Select this function It can enter the 1 Parameters Set picture of parameter Select this function It can be gross reset 2 Clr Total Rec operation Select this function It can be check the 3 Fact Modif Rec factor s modif Record 5 2 3 1 Parameters Set Press Compound Enter key it displays Parameters Set function Input password Press key it getting to Parameters Setting status 5 2 3 2 Clr Total Rec To push
31. ltage by means of multimeter If DC voltage is larger than 1V the electro poles of sensor were polluted that have to be cleaned 8 4 Measure flow disallow f measured fluid full of testing pipe of sensor Check if the signal cable is OK Check the sensor modulus and sensor zero whether set as the sensor escutcheon or leave factory checkout 32 9 L_MagB encasement and reserve 9 1 MagB encasement L MagB electromagnetic flowmeter converter is packed as vacuum and can insulate wet The bag is MagB s appropriative one if the bag is open it will not product of original factory Installation Manual Certificate of Product and Packing List all with MagB converter 9 2 Shipping and storage To prevent the product from damage during shipping keep the original package of manufacturer The products should be stored in storehouse that meets following conditions a Keep off raining and moisture b Keep off heavy vibration and strike c Ambient temperature 20 60 C d Humidity less than 80 Draw on june 2011 33 Appendix One Selection of exciting frequency re MagB afford three exciting frequency types 1 16 frequency type 1 1 20frequency type 2 1 25 frequency type 3 The small bore one should use 1 16 frequency and large bore one should use 1 20 or 1 25 frequency When using please select type 1 first if the zero of velocity is too high select the type 2 or type 3 In t
32. n display 282 92 ey am wf um h Uni Flow velocity FLS 00000013 5 Percentage FQP v Ratio of emptiness MTP Forward and reverse intergated volumes Deference of forward and reverse Alarm Shift Down minusl1 page down exit key Up plusl page up enter key Fig 4 1 a Keys on squared panel and large LCD display 4 1 1 2Rotundity define keys and LCD screen display 282 92 W FH im h 00000013 5 4 Flow volume Unit Flow velocity FLS Percentage FQP Ratio of emptiness MTP Forward and reverse intergated volumes Deference of forward and reverse Alarm Shift Down minusll page down exit key Up plusl page up enter key Fig 4 1 b Keys on circinal panel and big LCD display Note Press enter key the instrument enter into the setting parameters of select function Movie the cursor under the enter key Press it and then input password when password status 00000 be seen Movie the cursor under the enter key again Press it And then input settings into selected item of operating manus Please push V key down for several seconds for returning to running status 4 1 21 Mag 4Keys and display 4 1 2 1Squared define keys and LCD screen display 282 92 L w FH x h
33. re the sensor is full of flow and the flow is stillness Flow zero is shown as velocity of flow mm s Converter s zero flow correction displays like this Upper small words FS means measure value of zero Lower large words correction value of zero When FS is not 0 make FS 0 Note if change the value on next line and FS increases please change the to correct FS to zero Flow zero is the compound value of the sensor and should be recorded in sensor list and band The unit will be mm s and the sign will be opposite with correction value 5 3 10 Flow cutoff Flow cutoff is set in percentage of Upper Limit Range of flow and users can delete all Negligible Small Signals of flow volume velocity and percentage out of displaying and outputting them Sometimes user can delete output of current output signal and frequency pulse output signal only to have flow velocity and percentage being displayed 5 3 11 Total Unit Converter display is counter with 9 bits and the max is 999999999 Integrator units are L m liter stere Flow integrator value 0 0011 0 0101 0 1001 1 000L 0 00113 0 01003 0 1003 1 000m 5 3 12 SegmaN When SegmaN is enable if the flow flows the sensor will export pulse and current When it is disable the sensor will export pulse as 0 and current as 0 4 or for the flow flows reversals 5 3 13 Output currents 27 Output cu
34. rection points and correction factors according to the nonlinear segment of transducer if be the appropriate settings do not have to recalibration As a rule the flow velocity which calculated form transducer coefficient is called original flow velocity and the other which gained from non linear amendment is called correction flow velocity The relationship between them is shown as following a Correction point 1 gt Original flow velocity gt Correction point 2 Correction flow velocity Correction coefficient 1 Original flow velocity b Correction point 2 gt Original flow velocity gt Correction point 3 Correction flow velocity Correction coefficient 2 x Original flow velocity c Correction point 3 gt Original flow velocity gt Correction point 4 Correction flow velocity Correction coefficient 3 x Original flow velocity d Correction point 4 gt Original flow velocity gt 0 Correction flow velocity Correction coefficient 4 x Original flow velocity Notice Correction points must satisfy the following relationship Correction point 1 Correction point 2 gt Correction point 3 2 Correction point 4 The intermediate value of correction coefficient is 1 0000 when bigger than it is considered as positive coefficient increase and smaller is considered as negative coefficient decrease 38 Appendix Five The function of protecting the Characteristic Flow Factor L Mag B converter has a function of protecting the Ch
35. rrent types can be chosen by users as 1 10mA or 4 20mA practically 5 3 14 Pulse Type Two kinds of Pulse Outputs are can be chosen Frequency Output and Pulse Output Frequency Output 1s continuous square waveform and Pulse output is a serial wave of square wave Frequency output is mainly used for instant flow and total integrated flow in short time measurement Frequency output can be chosen in equivalent frequency unit and volume of integrated flow can be displayed Frequency Output can be used in long time measurement for total integrated flow with volume units Frequency output and pulse output are usually from OC gates so that DC power supplies and load resistors have to be required See Part 4 5 5 3 15 Pulse Fact Equivalent pulse Unit is referred to one pulse for value of flow The range of pulse equivalent can be chosen Pulse Pulse Flow Flow Equivalent Equivalent 1 0 001L cp 5 0 001 m cp 2 0 01L cp 6 0 01 m cp 3 0 1L cp 7 0 1m cp 4 1 0L cp 8 1 0m cp Under the same flow the smaller pulse the higher frequency output and the smaller error will be The highest pulse output is 100cp s and mechanism electromagnetic counter can get 25 frequency s 5 3 16Freque Max Frequency output range is as the upper limit of flow measure just the percent flow 100 Frequency output upper limit can be selected between 1 5000Hz The state of empty pipe can be detected with the function of converter In the case o
36. s It means this instrument s address when communicates with many and has 01 99 holding the 0 5 3 3 Baud Rate 300 1200 2400 4800 9600 38400 baud rate 5 3 4 Snsr Size L MagB converters can be equipped with some deferent sensors that have deferent diameter of measuring pipes The pipes in deferent diameters from 3mm to 3000mm can be chosen in relative table 5 3 5 Flow unit The flow unit can choose form the parameters L s L m L h m s m m m h and the user can choose the proper unit according to the technological requirement and using habit 5 2 6 Flow Range Flow range means upper limit value and lower limit value is set 0 automatically So it makes the range and makes the relation of percent display frequency output and current output with flow percent display flow measure measure range 100 frequency output flow measure measure range frequency full current output flow measure measure range current full base point pulse output will not affect 5 3 7 Flow Rspns It means time of filter measure value The long one can enhance the stability of flow display and output digital and fits for gross add up of pulse flow the short one means fast respond rate and fits for production control It is set by select 26 5 3 8 Flow Direct If users think the direct and design are differ just change the direct parameter is OK but not change exciting or signal 5 3 9 Flow zero Make su
37. sted model is RVVP2 0 3mm Length of exciting current cable should be equal to that of signal cable When the model STT3200 cables are used for exciting current and signals two cables can be put together as one cable 12 4 4 3 Output and power line cables for signals transferring and power supply have to be prepared by users However it should be careful to choose the cables that meet the upper limit load of consuming current Note When switch next to terminal 1 set to ON places the converter from its inside can provide 28Vpower supply and up pull 10kQ resistance to output Frequencies PUL to isolated OC gate Alarm Output ALMH ALML and Status Control INSW Therefore when converter has frequency output and works with sensor together DIP switch can be set as ON getting frequency signals from POUT and PCOM terminals Pulse current output alarm current output and external power supply can be seen in Fig 4 4 a When inductive load is connected to converter diode should be used as in Fig 4 4 b The Meter Current old Olllo t oli Fig 4 4 a Output current circuit DC Power Supply Integrated Current 5888 SE 1 2 3 4 5 6
38. sturbing by designing three parameters to select disturb character Set it enable start variation restrain arithmetic set it disable close variation restrain arithmetic 5 3 30PlsntLmtV1 This coefficient can disturb the variation of cuspidal disturb and calculate as percent of flow velocity thus ten grades 0 010m s 0 020m s 0030m s 0 050m s 0 080m s 0 100m s 0 200m s 0 300m s 0 500m s 0 800m s and the smaller percent the higher delicacy of cuspidal restrain Note when using it must test for select by the fact and sometimes it is not the higher delicacy is good 5 3 31 PlsntDelay This coefficient can select the width of time of restrain cuspidal disturb and the unit is ms If the duration is shorter than flow change in some time L MagB will think it is cuspidal disturb and if it is longer L MagB will think it is natural It also needs to select parameter in fact 5 3 32User s password 1 4 Users can use 5 grades of passwords to correct these passwords 5 3 33 Analog Zero When the converters are made in the factory output current has been calibrated to zero scale that is accurate or 4mA output 5 3 34 Anlg Range When the converters is made in the factory output current have been calibrated to full scale that is accurate 1 or 20mA output 5 3 35Meter Fact This fact is the special one of sensor made factory and the factory use this fact to unite MagB 30 electromagnetic flowmeters converters to make
39. such if there are three 200 exact resistance or one 200 and one 100 exact resistance the current will be 187 5 mA if two 200 125mA Resistance of sensor exciting coil 500mA exciting current 20 300 250mA exciting current 50 600 187mA exciting current 60 800 125mA exciting current 100 1200 4 3 2 3 Measure precision for assembly Vs Setting measurement range m s Diameter mm Range m s Accuracy lt 0 3 0 25 FS 3 20 0 3 1 1 0R Ee 0 5 R 0 1 0 3 0 25 FS 25 600 0 3 1 0 5 R 1715 0 3 R lt 0 3 0 25 FS 700 3000 0 3 1 1 0 R 1715 0 5 R FS for relative ranges R for relative value of measurement 3 2 4 Simulated current output Load resistor 0 1 5kO 0 10mA 0 750Q 4 20mA Basic Errors 0 1 10pA 3 2 5 Digital frequency output Frequency output range 1 5000Hz Output electric isolate Photoelectric isolate Isolate voltage gt 1000VDC Frequency output drive output by field effect transistors the highest subjected voltage is 36VDC maximum of output current is 250 mA 3 2 6 Digital pulse output Pulse output range 0 100 pulse s When higher than upper limit pulse will lose Pulse output value 0 001 1 000 m cp 0 001 1 000 Ltr cp Pulse output width 50ms Pulse output isolate photo electricity isolate Isolate voltage gt 1000VDC Pulse output drive output by field effect transistors the highest subjected voltage is 36
40. sure all the instruments can interchange 0 1 5 3 36 MeterCode 1 and 2 Converter code records the date of manufacturing and serial number of converter 6 Infrared telecontrol function keys The operation of the infrared hand remote control keyboard is the same with the operation of the instrument When use it please keep the infrared transmitter of the infrared hand remote control keyboard and the receiver of the instrument parallel with the distance of about one meter Concrete operation referring to the figure Fig6 1 The communication figure of the infrared hand remote control keyboard and the instrument 7 Alarm information PCB of electromagnetic flowmeters converters uses SMT so for user it is unable to service and cannot open the shell of converter L Mag B 3 key series Intelligent converters have self diagnose function Without trouble of power and hardware circuit the normal trouble can be alarmed correctly This information displays on the left of LCD The trouble is like this FQH Flow high limit alarm FQL Flow low limit alarm FGP Flow empty pipe alarm SYS System exciting alarm L Mag B 4series Intelligent converters have self diagnose function Without trouble of power and hardware circuit the normal trouble can be alarmed correctly This information displays on the left of LCD The trouble is like this FQH Flow high limit alarm FQL Flow low limit alarm FGP
41. uctor Shielded Cable Red 32 Conductor Shielded Cable Green 32 Conductor Shielded Cable Cable for Flow Signals RVVP2 x 32 0 2 Fig 4 3 b Connection and labels of signal lines in squad model 10 4 3 3 Links and labels of connectors in Circinal Model L2 LI I COM P AH AL QQ OOOO Fig 4 3 c Connectors in circinal model Symbols and Description of Connectors in Circinal Pane I Output Current for Flow Measurement COM Output Current Ground for Flow Measurement Pt Frequency Pulse Output for Bi directional Flow COM Frequency Pulse Output Ground AL Alarm Output for Low Limit AH Alarm Output for Upper Limit COM Alarm Output Ground FUSE Fuse for Power Supply T Communication Input Signal RS485 A T Communication Input Signal RS485 B G RS232 Communication Ground Li 220V 24V Power Supply La 220V 24V Power Supply 4 3 4 Labels and connection of signal lines in circinal model White Cable Red 12 Conductor Shielded Cable Black 12 Conductor Shielded Cable Red 10 Conductor Shielded Cable White 13 Conductor Shielded Cable CIA Shield Screen Gray Shielded Cable Fig 4 3 d Labels and connection of signal lines in circinal model Signal lines labels in circinal model White twisted pair cable for exciting current 12
42. y skilled users Grade 4 is mainly used for resetting total volume in password Grades 1 3 can be set by any one who can be chosen by users 5 2 1 MagB 4 key parameters and setting When electrify the instrument comes into measure way automatically and under this way it can do all the functions and display data Under the parameter setting way user can set the parameter by the four keys 5 2 1 Keys function a Keys function in self testing way Down key Selecting displayed data on lower line in turn Up key Selecting displayed data on higher line in turn Compound key Enter key Come into parameter setting Enter key Press it to come into the picture of select function Under the measure adjust of the LCD contract is used Compound key Up key or Compound key Down key for several seconds b Function keys for parameters setting Down key Subtract 1 from the number at cursor area Up key Plus 1 to the number at cursor area Compound key Down key Cursor turns left Compound key key Cursor turns right Enter key In Out submenu Enter key Press for two seconds under any state and will return to automate measure way Note 1 When use Compound key you should press Compound key and Up or Down both 22 2 It will return to the measure way automatically after 3 minutes when under the parameter sett
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