vortex flow meter user manual
Contents
1. S S BM DM D s a x PIC 10 4 20mA output HART pressure sensor temperature sensor wiring connection 5 4 1 4 pulse output pressure sensor temperature sensor H880TH board card as shown in pic 11 12 32 DC F IADAIAGAIATAOISUIVCADCODONIWCADATAT RI TRI IRR RIS RR REA RE Pe Rte 1 PIC 11 pulse output pressure sensor temperature sensor wiring connection 5 4 1 5 4 20mA output HART H880W J board card shown in pic 12 12 32V DC PIC 12 4 20mA output HART wiring connection 5 4 1 6 pulse output H880WJ board card as shown in pic 13 12 32V DC PIC 13 pulse output wiring connection 5 4 1 7 Power supply RS485 H880BR H880TBR board communication interface XF3 socket used to connect the external power supply the output pulse and 485 communication power supply voltage range for the board card DC12V 30 v XF3 are defined as follows as shown in pic 14 485B PIC 14 Power supply RS485 wiring connection 6 4 2 Sensor Wiring Illustration 6 4 2 1 Vortex Flowmeter Sensor Vortex flowmeter sensor insert into socket 2p terminal of H880 vortex flowmeter board card 6 4 2 2 Pressure Sensor Pressure sensor connect with the main board socket I I A A of XF3 1I I used for connecting the power supply input terminal of sensor A A 15 the sensor signal output2. Le f an so m meae 370 om 39 L5 o wwo _ Le 5 3 w 3 Table 2 The flow range of vortex flowmeter for liquid Liquid Water Meter Measuring Frequency Amplificati factor m3 CH Selection range m h setting Hz on factor 2 EN 2300 14 180 51 20 22 300 40 450 m 3 as w mem w m ox Pwo am La cx w a rm w L ras em 125 Abs Pre P Mpa 0 2 0 3 0 4 0 5 Temp T C 120 2 133 5 143 62 151 84 Density kg m 1 6 201 37 2 0 212 37 DN20 Measurable Up Limit Measurable Low Limit DN25 Qmin QMax Measurable Up Limit Measurable Low Limit DN40 QMax Measurable Up Limit Measurable Low Limit DN50 Qmin QMax Measurable Up Limit Measurable Low Limit DN65 Qmin QMax Measurable Up Limit Measurable Low Limit DN80 Qmin QMax Measurable Up Limit Measurable Low Limit DN100 QMax Measurable Up Limit Measurable Low Limit DNI25 Qmin QMax Measurable Up Limit Measurable Low Limit DN150 QMax Measurable Up Limit Measurable Low Limit DN200 QMax Measurable Up Limit Measurabl
3. N 7 0 H rf Missas TUN 4 t 4 v4 LA A 7 VA gt lt gt E d lt M t a Right Wrong PIC 6 flange position of Insertion Vortex Flowmeter installed on pipeline PL 4 as e p YA e 7 e it Bj A _ pipeline PIC 7 Insertion Position Insertion Depth is according to reservation real calibration 4 3 1 Attention for installation 1 The flow direction must be same as the flow indication rod strictly forbidden to wrench the flow rod 2 Flow transmitter is seted according to medium flow range and nominal diameter before using it must inspect the parameter setting 3 Removing burr and welding slag 4 After wiring make sure the flow converter cover and lead collar tight in order to make sure the water proof and moisture proof 5 Make sure that the shell of vortex flowmeter and lead shielding layer well grounded V User Instruction of Local Display Vortex Flow Transmitter 5 1 Summary Our company s vortex flowmeter flow transmitter panel mainly include 073036 UZ3024 That is 4 20mA Pulse output HART RS485 Temperature and pressure compensation function etc which can be choosen by the customer 5 2 Power Supply 12V 32V DC 3 6V battery Optional Power influence Not more than 0 01 V The change of output loading Not more than0 05 50 1000
4. terminal It requires the bridge circuit impenance of pressure sensor better around 3 6K This circuit power supply current for spread silicon sensor 1s around 0 3mA it is applicable if the sensor input not exceed 50mV 0 3mA Socket XF3 definition as below see PIC 15 Sensor Incentive Sensor Incentive A Sensor Input A Sensorinput 1 15 Pressure Sensor Connection 6 4 2 3 Temperature Sensor Temperature sensor adopt PT1000 Two wire connection applicable connect with the and T of the XF5 see PIC 16 PT1000 PIC 16 Temperature Sensor Connection Installation instruction Main circuit board should connect the shell dependable aim to connect AOU the earth dependable then carry out the test 6 5 Display Interface LCD Overall display interface as below See PIC 17 00000000 17 o x1000 The above line display instantaneous flow while display is normal The bottom line display accumulated flow see PIC 18 Under normal display condition set the display frequency pressure temperature density current percentage at the bottom line through short press key M PIC 18 The bottom line display virable quantity distinguish by indictor sign see table 7 Table 7 Indictor Sign Indictor Sign X _ FP d IP IE L Display virable Accumulated Frequen
5. FLOW as table 12 Table 12 The lower left corner of Set a variable Set the content 88 character display 04 Flow mode Set one of the following The remaining modes do not collect pressure 1 GAS 0 Gas volume GAS 1 Gas mass SI 0 Volume of steam ST 1 steam quality ST 3 Saturated steam quality Pressure Compensation Pressure acquisition mode Automatic acquisition P 1 30 Need external pressure sensor Pressure sensors provide a two point calibration Can pass HART configuration software under the advanced features of temperature pressure sensor page to complete the calibration Or through 75 and 74 items manually enter the calibration pressure value pressure calibration The key process of calibration 1 Set up 04 and 07 items 2 Sensor give zero pressure enter the 74 item input the current pressure value kPa and confirm 3 Ssensor give the full point pressure enter 75 item input the current pressure value kPa and confirm Note 74 and 75 items must be calibrated to insure the correct collection pressure 6 10 5 3 remove the small pressure If the small pressure signal is not stable Can be set by buttons the 76th item of little pressure to remove value kPa small stress removal When measuring the pressure value is less than a little pressure to remove values as a 0 6 10 5 4 Pressure at any point of the migration If fixed deviation exists on pressure value can
6. MISTAKE ITEM 2 NO 52 047 need seted menu display on the left corner of LCD 6 8 Flowmeter button function detailed illustration 6 8 1 Button basic function illustration Flowmeter is three button operate mode the basic function of three button as PIC 20 20 m AS Used for Entrance Setting or Exit N lUsed for Page Down amp Digital Shift Press shortly for Page amp NO Plus 1 i for Entrance Setting amp RESTART ARTOIS PAPA a PIC 20 Three button basic function 6 8 2 Flowmeter entrance amp exit 6 8 2 1 Entrance configuration Under NORMAL WORK condition press 7 enter CONFIGURATION condition CONFIGURATION parameter can set by NO INPUT DIRCETLY and MENU CHOICE 6 8 2 2 Exit configuration Under CONFIGURATION condition press 7 exit CONFIGURATION enter NORMAL WORK condition NOTICE This flowmeter record last time exit button set condition press Z can return to the last time exit condition 6 8 3 Parameter setting Site setting parameter has two types first is NO INPUT DIRECTLY and MENU CHOICE 6 8 3 1 NO INPUT DIRECTLY setting method Press key M until it blink it can change the setup Press key M shortly switch the sign Press key S shifting the first no start blink indicate amendable press key M
7. PIC 5 and table 5 connecting lead _ detector amplifier joint lever Table 5 Overall size of vortex flowmeter mm E ENIM S DM5 65 95 15 100 4600 14 4 DN40 75 109 145 10 470 18 4 DNSO 75 109 160 125 480 4 DN65 75 u7 180 145 497 18 4 DN80 80 12 195 60 50 18 8 DNI00 90 12 230 10 54 18 8 DNI25 100 16 245 210 56 18 8 DNISO 120 170 280 240 54 22 8 4 3 Installing a insertion vortex flowmeter On the pipeline should insure the upstream 15D downstream 5D 1 Opening a 100 circular hole on the pipe line by gas cutting the hole without rag to insure that the probe passes smoothly 2 Welding flange short tube on the pipeline hole pay attention to the vertical direction when welding the effect after welding requires the axis and pipeline axis orthogonality and the extended line of flange short tube passing the cross section circle center 3 The Y length of Insertion rod below vortex flowmeter down connection flange should be prevail to the real external workshop The users do not need to adjust it In the special condition computing the insertion depth should consider the length of straight pipeline and working condition medium then making proper adjustment When the straight pipeline length 15 enough and pipeline diameter above 400mm can adopting ave
8. no plus one Press key S again can set the second no to the sixth no exactly same with the first no setting After set the sixth no press key S start to set decimal point Five decimal point start the blink at the same time indicate to set the decimal point press the key M shortly at this time the decimal point position switch cyclically During the date setting process it can press the key M for long time at any time to save the setting or press key Z exit setting For example previous measuring range limit is 200 new input measuring range limit is 400 See 21 table 8 Table 8 First 7 enter button setting function Set measuring range up limit interface 200 000 m h Press setting item move to front place press 5 setting item move to back place When the left corner display 6 ndicate the setting function is measuring range up limit see left PIC 6 Press for longer than 3s enter setting measuring range up Start setting measuring range up limit limit function at this time the left sign position start blink indicate start setting M at this it will switch between and 4f display ndicate the input will be Press time negative no data less than 0 vortex flowmeter measuring range up limit must be the positive no Press S at this time the first 2 start blink indicate can input ne
9. settings of 57 that is the number of output pulses o f comple the equivalent pulse factor setting 6 10 4 Instruction of original pulse output If you need to output the original pulse you can follow the following steps 6 10 4 1 According to the current meter factor K value setting the number of pulses output Of 1 namely setting the buttong 56 and 57 items to be equal numbers 6 10 4 2 Through the HART configuration software to cancel the correction of the meter factor K or through the button to enter 60 and set the five correction factors of K to be Output at this time 15 the original pulse signal If you keep the meter coefficient K value correction the pulse accuracy will be much higer and more conducive to test 6 10 5 Temperature pressure compensation illustration 6 10 5 1 Agreement The pressure sensor adopt the diffusion silicon sensor the temperature sensor use PT1000 While correct the pressure sensor or set DEFAULT WORKING PRESSURE manually both need input FLOWMETER PRESSURE and the unit is fixed as KPA The relationship between absolute pressure and gage pressure is Absolute pressure gage pressure 101 325kpa While correct the temperature sensor or set the DEFAULT WORKING TEMPERATURE manually input unit fixed as 6 10 5 2 Pressure sensor calibration While carry out the pressure sensor calibration must make sure PRESSURE ACQUISITION METHODS and
10. Direct digital input Gas density Unit kg m3 Liquid density unit g cm3 Gas pressure gage Direct digital input Unit kpa measuring the liquid there is no this pressure unit Gas Direct data input Unit measuring liquid there is no this temperature centig unit rade Little flow to Direct digital input Range 096 20 remove Direct digital input Range 0 645 Accumulative flow Menu selection Lcd displaying ACC y Long press the key M reset to relize the accumulative flow reset Cumulative flow Read only When the cumulative flow 1s over 9999999 the times of times of overflows add one overflows Operation code Direct input Input 50 you can enter the setting to set from 51to 57 Input 50 you can enter the setting to set from 40 to 41 Input 50 you can enter the setting to set from 40 to 41 10 11 14 5 1 50 Input 62 you can enter the setting to set 24 62 Input 63 you can enter the setting to set 63 Input 70 you can enter the setting to set 70 77 EE Signal strength Read only LCD display 450 00 51 2 1 Including 450 00 for the magnification 51 for the prompt 2 for the channel number 1 for the signal strength Vortex caliber and Menu selection Choices 15mm 20mm 25mm 32mm 40mm medium status 50mm 65mm 80mm 100mm 125mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm 600mm Remark LCD di
11. VORTEX FLOWMETER Operation Manual Version 2012 6V01 Kai Feng QingTianweiye Flow Instrument Co Ltd Innovation enterprising share and brand QINGTIANWEIYE Malye Ivy t 8 Saxe 2012 06 Summary Vortex Flowmeter is one kind of main flowmeters in the international for detection and metering the liquid gas and steam It is widely used in Petroleum chemical metallurgy heat supply industry etc Features 9 Detecting element does not touch with flow medium with high reliability yand strong flexibility for medium 9 No moving parts wear resistance structure is simple and fastness Good earthquake resistance The allowed working temperature is wide from 40 C to 350 C Wide range High accuracy Pulse signal output or two wire system 4 20mA current signal output II Working principle Setting a triangular prism vortex generator in the flowmeter regular vortex will be generated at both the sides of triangular prism which is called Karman swirl As showed on the drawing 1 1 vortex are arranged regularly at the downstream of vortex generator Suppose the vortex generation frequency is F the average flow velocity of medium is V d is the width of the surface of triangular prism incident flow and D for the nominal diameter of flowmeter Then we get the computation formula V 1 1 25d D d zr PIC 1 The working principle of Vortex flowmeter III Basic Parameter Measured Me
12. be calibrated in order to ensure the correct temperature acquisition Attached one HART Configuration Tool manual 32 The HART transmitter configuration amp debugging software Tite WT 84 MES PEL code and date Set te damping 2 i Variables Montor Ors Che the flow mode set the medium parameters reset the total fiow product I date and installaton date prod 33
13. be set by buttons the 77th item of migration arbitrary point pressure kPa for the unit at any point in the migration Input the actual pressure value eliminate the deviation 6 10 5 5 The temperature sensor calibration When calibrating the temperature sensor must ensure that the temperature acquisition mode and traffic mode as shown 1n table 13 Table 13 The lower left corner of Set variable Set the content 88 character display Flow mode Set one of the following The remaining modes do not collect temperature 1 GAS 0 gas volume GAS gas mass ST 0 Volume of steam ST 1 steam quality ST 2 Saturated steam quality temperature Compensation Temperature acquisition automatic collection t 1 to be an ecternal pt1000 mode 31 Temperature pressure provide 2 point calibration Can use 1000 ohm 411 25000ohm Resistance to calibration Can pass HART configuration software via the Advanced Features under the Temperature and Pressure complete the calibration or pass 72 and 73items imput manul calibration Resistance completer the remperature calibration The key process of calibration 1 Setup 04 and 70 item 2 Give low point Corresponding to the resistance value suchas 10000 enter 72 imput the current Q confirm 3 Give high point Corresponding to the resistance value such as 250001 enter 73 item imput the current resistance value unit confirm 4 Note 72 73 must
14. cy Density Pressure Temperature Current Percentage quantity flow Other display Illustration gt If start write protection the LCD left corner show Orm gt Ifthe measure value lower than alarm limit blink amp display gt If the measure value higher than alarm limit blink amp display 1 gt If start collecting pressure automatically and pressure signal abnormal sensor fault blink amp display ifstart collecting pressure automatically and the pressure signal abnormal sensor fault blink amp display 6 6 HART Configuration Illustration Connect the flowmeter according to PIC 19 HART CONF IG Tool configuration Serial Port HART232 ommunicator Vortex debugging software Flowmeter Communication Resistance 200 500 Q PIC 19 Vortex Flowmeter and HART connection schematic diagram HART CONFIGURATION ILLUSTRATION Output Current Correction Set COM entrance Click Check the address 0 after successful communcation configuration software active all the operation interface the interface of flowmeter fine adjustment current fine adjustment run output current correction Notice this operation has marked before leave the factory user no need to run again the interface of Vortex Characteristic Working Parameter set the measuring medium type vortex flowmeter caliber Notice After cho
15. dium Liquid Gas Steam Medium Temp 40 200 40 280 40 350 C 1 6 2 5MPa 4 0MPa 64MPa Other pressure can be custom i un Measuring range ratio 1 8 1 30 Standard air condition as reference 1 8 1 40 Normal Temperature as reference Liquid 0 4 7 0m s Gas 4 0 60 0m s Steam 5 0 70 0m s DN15 DN600 Normal X1U 7x10 Vibration acceleration LUGB 0 2g allowed Ex proof class IP65 ExialICT6 Ga Ambient Temp 40 C 65 C Non Display on site 20 C 55 C Display on site Ambient condition 5 93 Pressure 86 106kPa Power Supply 12 24V DC or 3 6V battery powered Pulse frequency signal2 3000Hz Low level 1V high level 6V Signal Output Two wire system 4 20 signal isolated output Load 500 3 1 Flow Range Full tube vortex flowmeter measuring range Check table 1 table2 table 3 table 4 Table 1 Vortex flowmeter for gas Normal Gas and Steam Meter Measuring Frequency Amplificati factor m3 CH Selection range m h setting Hz on factor 300 3900 200 3000 150 2500 ww em wx 39 ao 55 cm so Ls om ze sem so Lm om x9 Lus se ums cm so Lum cw uc om 039 L3 ws xm cn so _ Taso m om w e cm so _ x memes sm om 39
16. e Low Limit DN250 2975 3132 QMax 54390 60300 Measurable Up Limit 108780 120600 Measurable Low Limit 2480 2610 DN300 Qmin 4076 4389 4682 5220 61270 71010 80850 10050 Measurable Up Limit 110300 127900 145530 180900 Measurable Low Limit 2446 2634 2808 3132 Table 4 Density and Relative Pressure and Temperature of superheated steam Kg m Absolute Temperature C pressure 200 250 MPa VI Vortex flowmeter mode selection and installation The choice of flow range at working condition Different caliber different medium the vortex flow sensor and flow transmitter s flow range 15 different too The model selection for special medium needs to calculate for settlement 4 1 The choice for Gas flow range The upper limit of vortex flowmeter does not influenced by the temperature and pressure of medium Flow range is depended on the medium s density and viscosity at working condition Thus the confirmation of flow range 15 calculation the available lower limit flow Calculation 1 First of all using formula to calculate the working condition lower limit flow which is determined by viscosity Q Q Jp p m h In the formula 4 The medium s lower limit flow at working condition density Qo The lower limit flow of flowmeter at reference condition P Reference the air density P 1 205kg m P Working condition density of medium to be measured Calculation 2 Qv formula for calculation the lowe
17. he length of upstream can not meet the requirement we suggest that customer install a flow regulator at the side pipeline of upstream 4 2 5In order to avoid the accuracy Flow sensor should be not installed on a strong vibration pipeline If installation the flow sensor on a vibration pipeline there are following methods to decrease the disturbing of vibration A Installing a fixed support on pipeline at 2D upstream of flow sensor B At the condition of meeting the straight length install a hosepipe as a transmission 4 2 6 Installation flow sensor on high temperature pipeline if the heat preservation not good the flow sensor should be installed downward vertical 4 2 7When the amendment is needed for temperature and pressure it should install pressure tapping points at 3 5D downstream of flow sensor and temperature taking point at 5 8D downstream of flow sensor As the PIC 2 vortex sensar 5 RDN Pressure Presse tapping f Eb PIC 2 4 2 8No collision by hard subject when the flow sensor is installing otherwise the accuracy will be influenced even flowmeter damaged single quarter bend Single quarter bend Two quarter bends on the same surface Two quarter bends on the same surface Regulating valve Half open gate Regulating valve Half open gate Pic 3 Normal Pipeline PIC 4 With flow rectifier 7 7 7 1 Overall Size check the
18. icity press the key S to increase electricity the step is 12 u A Long press the key for three seconds to save calibration or press the key 7 to exit without saving 4 20mA calibration Channel setting Menu selection There are three choices CH 1 CH 2 CH 3 CH 3 is the maximum magnification ON NO CH l is the minimum magnification CH l interface as follows CH 1 62 Illustration 26 is generally used for liquid measurement which corresponds to the configuration software select and CH 3 generally used for gas volume measurement which corresponds to the configuration software select X1 X2 and X3 63 Mode setting Menu selection There are four choices F 1 F 2 F 3 F 4 F 2 interface as following F2 63 Illustration Generally select F 2 70 Temperature Menu selection There are two choices t_0 t 1 collection mode t 0 expresses the manually input according to setting Article 9 of the input table t 1 expresses the automatic collection which needs to connect pt1000 t O interface as following t 0 70 Pressure collection Menu selection There are two chices P 0 P 1 mode setting P 0 expresses the manually input according to Article 8 of the input table P 1 expresses the automatic collection which needs to connect the enternal pressure sensor P 0 interface as following 0 71 temperature Direct digital input Inp
19. lse actual corresponding accumulated flow has some difference In order to advance the accuracy of vortex flowmeter this circuit board provide 2 5 point flowmeter coefficient value correction For example for D 80MM vortex flowmeter the testing medium 15 liquid the actual flowmeter coefficient value as table 10 in different flow section Table 10 Select the 4 point user calibration and in VORTEX CHARACTERISTICS WORK PARAMETER the flowmeter coefficient K value is 2100 then the input correction data as table 11 Table 11 Frequency K Correction Coefficient Calculation Formula 20 0 954545 2100 2200 0 954545 1 05 2100 2000 1 05 Combined above examples it indicate CORRECTION COEFFICIENT of user calibration means use 2100 pulse as standard when flow frequency is bigger than 100 every 2000 pulse will correspond to 1m3 flow so the instaneous flow is larger while calculate by 2100 pulse 2100 2000 2000 0 05 the K correction coefficient will input 2100 2000 1 05 6 10 3 Equivalent pulse factor setting instructions There are two ways to set the pulse factor through the HART software I the way to set In to the number of output pulse the way to set one pulse to correspond the number of m Because the calculation is based on the equivalent pulse through the meter factor K value corrected therefore it will get higher accuracy when take the pulse test 29 Through the key
20. ohm Low limit and flow range variable quantity Working Temperature 20 C 70 C With backlit LCD dislay 40 C 85 C Without LCD Display 5 3 Main function Output and communication 4 20mA pulse output HART RS485 interface Optional Configuration Engineering units measured medium medium density range display alarm etc Configuration And with the cumulative flow reset function Alarm function Set the alarm upper and lower limit below the lower limit output 3 8mA above the upper limit output 22mA Monitoring the dynamic variable function instantaneous flow recent current output accumulated flow frequency temperature pressure etc Flow demarcate function The instrument coefficient K value can be 2 5 point correction On the configuration features the engineering unit measured medium medium density range display and alarm value configuration and have reset for the accumulated flow data recovery function LCD display function with back light tape symbol double row shows The first behavior 6 digit LCD display can be display the instantaneous flow The second behavior 8 bit digital display can be display the accumulated flow percentage output current temperature pressure density value etc At the same time on the LCD screen can also display a variety of engineering unit Temperature pressure compensation function support the two point temperature calibration and two point pres
21. ose the medium type and caliber automatically cal default parame ter configurate biggest working frequency smallest output frequency biggest amplification factor flowmeter coefficient K value Set the equivalent output pulse factors Also can set these parameters according to actural working condition the interface of Vortex Characteristic Vortex Characteristic set the flow type medium condition stand condition density pressure temperature or fluid operation density and so on it can set the product serial no information Notice the reset of accumulated flow also in this interface In the interface of flowmeter Configuration Measuring Range Set Set the unit of measuring range me ranae up limit In the interface of flowmeter Configuration Output Characteristic set the damping the interface of flowmeter Configuration Fault Protection set the write protection and alarm limit Run 2 5 flowmeter K value correction In the interface of Advance Function Additional Function set small flow cut percentage Before the flowmeter leave the factory run Data Backup operation So if the flowmeters mixed up in site the factory data via input damping 5678 Notice MUST ITEM a MUST CARRY OUT EASY FORGET OR MISTAKE ITEM 6 7 Flowmeter Button apply While use the button suggest follow the below operation process 19 Make sure current write pr
22. otection is OFF then change the setting is allowed Through Page Up and Page Down button when the left comer display 507 input the operate code Input the operate code 907 enter 51 Page Down enter set Votex Caliber Menu Select Correct Caliber and measuring medium type Set suitable biggest and smallest measuring frequency according to measurng medium type and caliber Notice it can be decrease the measuring frequency range according to actural needs Set the enlargement times accord to smallest measuring frequency the minimum signal usually around 500 is ok Make sure according to caliber and measuring medium If needed set 02 03 If needed set the alarm limit unit is o Set the flow mode the selection as below 0 Liquid Volume 1 Liquid Quality GAS 0 Gas Volume GAS 1 Gas Quality ST 0 Steam Volume ST 1 Steam Quality ST 2 Saturated Steam Quality temperature Compensaton ST 3 Saturated Steam Quality Pressure Compensation Set instaneous flow unit and measuring upper limit measuring the lower limit is 0 accumulated flow unit according to instaneous flow unit According to the measuring medium type the liquid set as 07 density gas set as 7 density 0B gas pressure 09 temperature If needed set the small signal removal quantity unit is gm X set 7 4 Reset the accumulated flow Notice 1 MUST ITEM MUST CARRY OUT EASY FORGET OR
23. ption During the process of the data setting long press the key M to the setting content not flashing to save the settings Illustration During the process setting long press the key M for three seconds to save and end the data setting During the process setting press the key Z to exit the current settings without saving After completing or exiting the settings stay at the current setting interface 6 9 Parameter setting menu H880 Series Vortex Flow Transmitter have 77 parameter items in total when using the meter the user should set the parameters according to the specific circumstances Parameters List as following in Table 9 Table 9 Parameters setting menu list Lower left corner 88 Set the variable Set the method Remark character display 23 Mesi 04 Flow mode Menu selection LIq 0 Liquid volume LIq 1 Liquid mass GAS 0 Gas volume GAS 1 Gas mass ST 0 Steam volume SI 1 Steam mass ST 2 Saturated Steam mass Temperature compensation ST 3 Saturated Steam mass Pressure compensation 5 Instantaneous flow Menu selection Nm3 h Nm3 m Nm3 s m3 d m3 h m3 m m3 s l h 1 5 t d t h t m kg d kg h kg m kg s g h g m g s 0 Remark The cumulative flow units should confirm according to the instantaneous flow unit seeing the lt lt instantaneous flow units and cumulative flow units correspondence table gt gt Range op tmit 07 Density
24. r flow limit by kinematic viscosity xv v m7h In the formula Qv Lower limit flow of the medium Qo Low flow limit at reference condition Vo Reference viscosity 1 5kgm S V The working condition viscosity of medium kgm S Compare Qo and Qv the larger flow as the real low flow limit of gas 4 1 1 The choice for liquid flow range As shown on flow range table 2 4 1 2 The choice of steam flow range Saturated steam Reference to table 3 to choose Superheated steam Through table 4 to get the pressure temperature and corresponding density taking the similar density s flow range from table six to confirm the flow range of superheated steam 4 2 Installation Condition 4 2 1Flow sensor should be horizontal or vertical installed the liquid flow direction should be from bottom to top on the pipeline which is corresponding to the flow sensor nominal diameter 4 2 2The definite straight pipeline length at upstream and downstream of flow sensor is required The length should meet below table s requirements Straight Pipeline Configuration Upstream Straight pipe form The Straight length of upstream The Straight length of downstream Concentric tube fully open valve 12DN Concentric contraction fully open valve 15DN Single quarter bend Two quarter bends on the different surface Regulating valve Half open gate valve 4 2 3At the upstream of flow sensor should not install a flow regulating valve 4 2 41 t
25. rage flow spot measurement this method does not influence by the Reynolds number changing probe insertion depth is 1 4D 1 3D D for the diameter of pipeline When the pipeline straight length is short and pipeline diameter less than or equal to 400mm adopting center velocity flow spot measurement the insertion depth Y 0 5D Reference drawing 6 After the measurement depth confirmed adjusting insertion rod length settling erosion point direction mark to make sure that the direction of vortex generator and flow direction in the pipeline is same then connecting the flowmeter and bolts fixed joint on the flange short pipe 4 Should install sealing gasket between flanges rubber plate for normal temperature high temperature can adopt the asbestos pad etc heat resisting material 5 Assembling and dissembling method at the condition of non flow cutoff with ball valve when disassembling first unscrewing stopper screw then loosening the lock nut pushing insertion rod upward until the probe is located the limiting position of ball valve top now ball valve is closed Then dissembling the top connecting flange bolt and nut finally taking the flowmeter away The process of assembling is opposite to dissembling 11 1 11 11 1 C I1 11 I 11 1 Right Wrong Tz NM i j gt P
26. range requirement is not more than 1 30 The user should set the frequency range reasonablly according to the actual use conditions and other conditions especially in the vortex precession inserted type vortex or steam measurements Magnification setting range is 20 to 2000 times which can be adjusted according to the scene signal noise vibration etc Caliber and maximum measurement frequency minimum measurement frequency maximum magnification and meter factor measuring range relationship can refer to Table I 6 10 Common Parameter Illustration 6 10 1 Flowmeter Coefficient K value confirmation Flowmeter coefficient K value indicate the flow of how much pulse correspond to 1M The configuration software default flowmeter coefficient K value is confirmed according to the occurrence of theoretical design For different occurrence the difference of this flowmeter 28 coefficient K value unit 1 m is huge need to input according to actual situation Generally speaking we can make sure the tested flowmeter coefficient K value according to the relationship of standard flowmeter output pulse no and tested flowmeter output pulse no in fixed time 6 10 2 Confirmation of user calibration flowmeter coefficient value K and correction coefficient In different flow section actual flowmeter coefficient K value has some changes for vortex flowmeter That 1s to say when the flow 15 different same quantity pu
27. splays d 15 15mm When the medium type is gas the setting interface as follows 52 GAS When the medium type is liquid the setting interface as follows 32 LIq After changing vortex caliber or medium status you must be re set from 53 to 56 and there 1s a detailed special instructions behind the table Maximum Direct digital input Determined according to the measuring measurement medium and caliber frequency Minimum Direct digital input Determined according to the measuring measurement medium and caliber frequency Direct digital input suggestion is between 200 to 1000 Generally 15 eon about 500 Meer sid Direct digital input Determined according to the measuring coefficient K medium and caliber value 57 Coefficient of Direct digital input Input 1m3 corresponding to the number of Output pulse output pulse Direct digital input Among this P for the current frequency Y for Five point correction the K correction coefficient the specific setting refers to item 6 2 Input frequency value the lower right corner shows 1 for 1 2 3 4 5 Ifi 1 the example interface as follows 100 00 60 P1 Input frequency value the lower right corner shows 1 1 for 1 2 3 4 5 Ifi 1 the example interface as follows 1 0000 IN o 4mA calibration Calibration step Long press the key for three seconds to enter the calibration Short press the key to decrease the electr
28. sure calibration Temperature and pressure can be set to manual input or automatic acquisition optional Data backup and recovery the manufacturer can be backup of the configuration information such as the range before it leave the factory the user scene illegally adjust the instrument can not work normally damping input 005678 can be restored to the factory Instrument has the function of power fail protection and flow accumulation 5 4 Wiring connection 5 4 1 Terminal board wiring instructions several common wiring modes as follows 5 4 1 1 power supply pressure sensor temperature sensor H880TBR board H880BR board card without temperature pressure compensation as shown in pic 8 12 30 DC PIC 8 power supply pressure sensor temperature sensor wiring connection 5 4 1 2 power supply pulse output pressure sensor H880TBR board card H880BR board card without temperature pressure compensation as shown in pic 9 Se eS ES EES LENE LED ES ES ES ESS LS ETS ES LS Ne ee ea EN EEN ES ee ES Ee ee ag 7 6 2 12 30V DC BD a LE lc a i LJ NEM _ 9 power supply pulse output pressure sensor wiring connection 5 4 1 3 4 20mA output HART pressure sensor temperature sensor H880TH board card as shown in pic 10 HART 12 32V DC 3 2 a
29. ut the calibration electric resistance calibration value unit Q temperature Direct digital input Input the calibration electric resistance calibration value unit Pressure Zero Direct digital input Input the calibration pressure value unit kpa calibration 27 Pressure point Direct digital input Input the calibration pressure value unit kpa calibration Little pressure to Direct digital input unit kpa remove value If the measuring pressure value is less than the little pressure to remove value it is considered to be Okpa Pressure Migration Direct digital input unit kpa at any point Through inputting the reality pressure valve to relize the migration of any point Special illustration After Using the button to modify the vortex caliber you must reset the Maximum measuring frequency minimum measuring frequency maximum magnification and meter coefficient K according to the caliber and measuring medium or the meter may work abnormally if you change the caliber through the configuration software these parameters are automatically adjust the default values The set of frequency range CH selection and manification is quite important for vortex to work well or not please carefully set according to the actual application H880 Series practical work range is 70 of the lower limit frequency setting 200 of maximum frequency setting frequency setting
30. w data Press continuously until the highest position display Press 5 the second 0 start blink indicate can input data If needs amendment press then input new data Press 5 No from the second to the six blink in turns It can input the needed data Press 5 again all decimal point blink indicate can input decimal point position 22 Setting negative no flowmeter should not set the negative no 0 0 0 0 0 m h Start setting highest position interface 200 000 6 Setting highest position interface Setting the second position interface 4 0 000 6 Setting the fifth position interface 400 00 m h Setting the decimal point interface 400000 m h 6 gt Press 5 the decimal point in the highest position start Decimal point at highest position 400000 blink indicate the current setting decimal point position gt Press M continuely the decimal point position move to right Decimal point at expected position 400000 6 Setting measuring range up limit gt While arrive at expected position press for 3s finish interface 400 000 m h 6 the data setting 6 8 3 2 Method setting of Menu selection Long Press the key M to the setting content flashing indicating to change settings Short Press the key M page up the option or press the key S page down the o
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