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VFM-60

Vortex Flowmeter

Rev1.3

Date:24/04/2020 User’s Manual

13 / 59

3.2.2 Wiring for 4 wire 4~20mA

Picture 3.7: Wiring for 4-wire 4~20mA

3.2.3 Wiring for 4 wire HART@4~20mA

When power source is 24VDC, the max load for 4~20mA analog is 500ohms.

Picture 3.8: Wiring for 4-wire HART@4~20mA

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Summary of Contents for VFM60 Series

Page 1: ...VFM60 Series Vortex Flowmeter Introduction Manual...

Page 2: ...3 2 1 Wiring for 3 wire pulse output 12 3 2 2 Wiring for 4 wire 4 20mA 13 3 2 3 Wiring for 4 wire HART 4 20mA 13 3 2 4 Wiring for RS485 14 3 3 Shell grounding and elimination of interference 14 3 4 Re...

Page 3: ...mits 38 7 1 10 Command 15 Read primary variable output information 38 7 1 11 Command 16 Read final assembly number 39 7 1 12 Command 17 Write message 39 7 1 13 Command 18 Write tag descriptor date 39...

Page 4: ...ck if it contains the items as below VFM60 vortex flowmeter x1 User s manual x1 Calibration certificate x1 Quality certificate x1 Cable For remote type only length according to customer s requirement...

Page 5: ...tices shedding f and then get the mass flow The ration between quantity of vortex in a certain period of time and the volume of the flow pass by is called coefficient of the instrument K K N V formula...

Page 6: ...el of corrosive substance If can not install the meter at a better location please make sure there is enough venting 3 Vibration The meter should not be installed at a location where could have strong...

Page 7: ...l curve pipeline Steam measurement Only allow installation in shadow areas when medium over 150 C 302 F recommend flow meter installs vertical to the pipeline as picture or install on a horizontal pip...

Page 8: ...ion please install a orifice plate or a upsized pipe at about 25D upstream the meter The valve should be located downstream the flowmeter in this condition After a piston pump Please install a accumul...

Page 9: ...eline Heat insulation If the fluid is in high temperature the heat insulation material should not cover the heat dissipation hole on flow meter Pipe cleaning If thepipeline need to be cleaned please u...

Page 10: ...3 1 5 terminals board V V RT3 RT2 RT1 I I A B P P Picture 3 2 12 terminals board On above boards V and V are for power is pulse output terminal A B are and for RS485Modbus communication I and I are a...

Page 11: ...s 1000ohms and power consumption should be no less than 0 5W Please reference to picture 3 3 picture below for 3 wire pulse output wiring Picture 3 3 3 wire pulse output wiring 3 1 2 Wiring for 2 wire...

Page 12: ...Wiring for 3 wire pulse output 3 wire pulse output require a power source of 13 5 42VDC VFM use a current pulse output with 50 duty ratio If the pulse reciving instrument require voltate pulse please...

Page 13: ...2020 User s Manual 13 59 3 2 2 Wiring for 4 wire 4 20mA Picture 3 7 Wiring for 4 wire 4 20mA 3 2 3 Wiring for 4 wire HART 4 20mA When power source is 24VDC the max load for 4 20mA analog is 500ohms P...

Page 14: ...using this product the V of power supplier should not be connected with the ground When this product is used in a environment with strong interference the shell should be connect with earth through c...

Page 15: ...ional LCD display The convertor also have 3 button so clients can do setting on it 4 1 Intruction of multi functional LCD display VFM60 digital vortex flowmeter has a display to indicate Frequency Flo...

Page 16: ...unit of the variable displayed in lower row Please reference to picture 4 2 for display Picture 4 2 Flow rate and total flow VFM60 multi varibale version or normal version with temperature and pressur...

Page 17: ...riable displayed The variables that can be displayed in lower row and their units that can be displayed are as the chart 4 1 below Subject Variable Unit Circular display code TOT AL Total flow N 3 m 3...

Page 18: ...VFM series vortex flowmeter is made through these 3 buttons Please reference to related article for details 4 4 Total flow displaying VFM60 can display 9 digits left to decimal point and 3 digits rig...

Page 19: ...ion of the flowmeter has been finished in manufacture s lab before delivery including temperature and pressure calibration and the setting of high limit and low limit of 4 20mA stimulation output Thus...

Page 20: ...oose which digit on the displayer are to be set and use R D button to switch the digit to 0 9 The first time of pressing Enter button means to set the lower row Press Enter button again to check if th...

Page 21: ...use L R button to choose which digit on the displayer are to be set and use R D button to switch the digit to 0 9 The first time of pressing Enter button means to set the lower row Press Enter button...

Page 22: ...A NX 19 to calculate compressibility factor 08 Temperature and pressure compensation to get normal condition flow rate of gas 09 AGA 8 to calculate compressibility factor 10 Air compressor output flow...

Page 23: ...dd parity 1 stop bit 14 9600 odd parity 1 stop bit 15 19200 odd parity 1 stop bit 16 38400 no parity 1 stop bit 17 38400 even parity 1 stop bit 18 38400 odd parity 1 stop bit 19 57600 no parity 1 stop...

Page 24: ...ht digits for temperature 01 04 1 4 right digits for flow rate 21 Decimal of pressure 00 04 00 No right digits for pressure 01 04 1 4 right digits for pressure 30 Time space for circle display 00 30 0...

Page 25: ...9999 When C02 01 the meter will use this density unit according to setting 008 K factor 0 999999 K factor according to calibration result unit is pulses Litre Flow 3 6 freq K 009 Max flow rate 0 99999...

Page 26: ...factor for total flow should be set properly set according to the current total flow 5 3 Example of setting Sample For vortex flowmeter VFM60 measure gas in DN50 pipe K factor 7 802P L density preset...

Page 27: ...n interface should be RS485 the range of Baud rate should be 1200 115200 The wiring terminal is A and B The communication should comply with MODBUS RTU statute The combination of a communication signa...

Page 28: ...or total flow C15 0 5 Read Write Short 1015 1st row display parameter C16 1 2 Read Write Short 1016 lower row display parameter C17 0 5 Read Write Short 1017 Density unit C18 1 2 Read Write Short 1029...

Page 29: ...pecific density 0 55 0 90 Read Write Float 2060 2061 D031 mol of N2 and H2 0 0 1 Read Write Float 2062 2063 D032 mol of CO2 0 0 3 Read Write Float 2064 2065 D033 Higher heating value 20 48 Read Write...

Page 30: ...n code is only supported for writing short dater Function code 16 write multi register Request Response 01 Address 01 Address 10H Function code 10H Function code 00 Register address higher 00 Register...

Page 31: ...sitive So the 23 mantissas and a 1 on top digit which is concealed constitute a 24 bits fixed point true form decimal which is a decimal have mantissas less than 1 and more than or equal to 0 5 The lo...

Page 32: ...reponse the flowmeter will copy the origin function code sent from the host and the highest bytes of them are all 0 all function codes are smaller than 0x80 In a error reponse the flowmeter will set...

Page 33: ...ow rate F F 916 49 4 bytes float Host command 01 03 00 00 00 02 C4 0B Flowmeter reponse 01 03 04 44 65 1F CE 77 78 Example 2 Read total flow Host command 01 03 00 24 00 02 84 00 Flowmeter reponse 01 0...

Page 34: ...mber of request preambles Byte 4 Revision level of universal command Byte 5 Revision level of transmitter document Byte 6 Software revision level Byte 7 Hardware revision level Byte 8 Flags none defin...

Page 35: ...2 9A 1A AD 18 8C 02 00 39 to read the current and primary variable percent of range Receive command 2 FF FF FF FF FF 86 9A 1A AD 18 8C 02 0A 00 00 40 80 00 00 00 00 00 00 F7 7 1 4 Command 3 Read prima...

Page 36: ...e 3rd statue primary variable AO fixed max and min alarm not implemented If polling address is write back to 0 AO will be activated again and will reponse Request Byte 0 Device polling address Respons...

Page 37: ...read message Request None Response Byte 0 23 Message Test of command Send command 12 FF FF FF FF FF 82 9A 1AAD 18 8C 0C 00 37 read message Receive command 12 FF FF FF FF FF 86 9A 1A AD 18 8C 0C 1A 00...

Page 38: ...able output information Command formate Read Primary variable alarm select code primary variable transfer code primary variable range values units code primary variable upper and lower range value pri...

Page 39: ...ssage Test of command Send command 17 FF FF FF FF FF 82 9A 1A AD 18 8C 11 18 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 12 13 14 15 16 17 32 message Receive command 17 FF FF FF FF FF 86 9A...

Page 40: ...revert with alarm Request Byte 0 3 Damping value IEEE754 Response Byte 0 3 Actual damping value IEEE754 Test of command Send command 34 FF FF FF FF FF 82 9A 1A AD 18 8C 22 04 40 00 00 00 5D Write pri...

Page 41: ...36 Write primary variable upper limit value Command formate Write the primary variable upper limit to current primary variable value The change of primary variable upper limit value has no effect on...

Page 42: ...command 40 FF FF FF FF FF 86 9A 1AAD 18 8C 28 06 00 00 40 80 00 00 D1 7 1 20 Command 45 Trim primary variable current DAC zero Command formate Trim the primary variable current AO zero so the current...

Page 43: ...ry variable current level IEE 754 Test of command Send command 46 FF FF FF FF FF 82 9A 1AAD 18 8C 2 E 04 40 80 00 00 D1 Receive command 46 FF FF FF FF FF 86 9A 1A AD 18 8C 2E 06 09 00 40 80 00 00 DE r...

Page 44: ...e circuit board then remove the circuit board away 5 Put the new circuit board in and put the plug on 6 Tighten the 4 screws on the board tighten the front cover Please reference to picture 8 2 Pictur...

Page 45: ...et Transmitter function failure Replace the transmitter with another transmiter of same type to check Replace the transmitter Sensor is damaged Increase the flow rate to check first than intall the tr...

Page 46: ...nsation The estimated flow rate before using the meter is wrong Use other flowmeter to confirm the actual flow rate Setting incorrect Check the settings of meter K factor upper and lower limit of flow...

Page 47: ...n link Err 024 Setting is incorrect when using aga_nx_19 to calculate the compressibility factor Check if the setting for compressibility factor is correct Err 025 Frequency output for total flow is o...

Page 48: ...RD 10000 Re 20000 Temperature For multi variable version 1 1 Pressure Mpa For multi variable version 0 75 FS 0 75 FS Repeatability Flow rate 0 3 Mass flow 0 3 Temperature 0 05 Pressure 0 05 FS Measur...

Page 49: ...and dimension Size and dimension for wafer type VFM60N Wafer type 150 dgrC version VFM60N Wafer type 250 350 dgrC version Size K Pipe O D L Pipe length W Flange screwhole distance C flange thickness m...

Page 50: ...er flanges screw and bolts gaskets are usually along with package except customer do not need them Size and dimension for flanged type VFM60N Flanged type 150 dgrC version VFM60N Flanged type 250 350...

Page 51: ...5 19 4 300 5 341 5 481 5 40 156 180 114 3 21 1 22 2 4 302 5 343 5 483 5 50 165 1 180 127 22 7 19 8 307 348 488 65 191 200 149 2 25 9 22 2 8 314 355 495 80 210 200 168 3 29 22 2 8 326 367 507 100 255 2...

Page 52: ...3 5 483 5 50 165 180 125 20 18 4 307 348 488 65 185 200 145 22 18 8 314 355 495 80 200 200 160 24 18 8 326 367 507 100 235 200 190 26 22 8 336 377 517 125 270 220 220 28 26 8 345 386 526 150 300 220 2...

Page 53: ...150 18 19 8 326 367 507 100 210 200 175 18 19 8 336 377 517 125 250 220 210 20 23 8 345 386 526 150 280 220 240 22 23 8 360 541 541 200 330 220 290 22 23 12 385 586 586 250 400 250 355 24 25 12 412 7...

Page 54: ...length H Meter height 150dgrC H1 Condensation piep height 150 dgrC H Meter height 250dgrC H1 Condensation piep height 250 dgrC H Meter height 350dgrC H1 Condensation piep height 350 dgrC 15 75 65 100...

Page 55: ...4 4 76 294 183 335 234 475 374 20 105 180 75 16 14 4 68 5 294 183 335 234 475 374 25 115 180 85 16 14 4 66 293 186 334 237 474 377 32 140 180 100 18 18 4 57 300 5 193 5 341 5 244 5 481 5 384 5 40 150...

Page 56: ...380 7 593 7 571 7 593 7 571 7 300 485 300 430 38 30 16 33 5 445 4 438 4 626 4 629 4 626 4 629 4 Dimension of DIN PN25 flanged version Size K Flange O D L Pipe length W Flange screwhole distance C flan...

Page 57: ...3 7 571 7 593 7 571 7 300 485 300 431 8 32 2 25 4 12 39 5 445 4 438 4 626 4 629 4 626 4 629 4 Dimension of ANSI CL150 flanged version Size K Flange O D L Pipe length W Flange screwhole distance C flan...

Page 58: ...380 7 593 7 571 7 593 7 571 7 300 445 300 400 24 25 16 53 5 445 4 438 4 626 4 629 4 626 4 629 4 Dimension of JIS 10K flanged version Size K Flange O D L Pipe length W Flange screwhole distance C flang...

Page 59: ...lowmeter Rev1 3 Date 24 04 2020 User s Manual 59 59 Size and dimension for insertion type Size H High 300 580 350 605 400 630 500 680 600 730 700 780 800 830 900 880 1000 930 Size and dimension for re...

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