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MVF050/080/100/150

Micro Flow

Vortex Gas Flowmeter

User’s Manual

No. CP-SP-1190E

Thank you for purchasing an Azbil

Corporation product.
This manual contains information for

ensuring the correct use of this prod-

uct. It also provides necessary informa-

tion for installation, maintenance, and

troubleshooting.
This manual should be read by those who

design and maintain equipment that uses

this product. Be sure to keep this manual

nearby for handy reference.

Содержание MVF Series

Страница 1: ...product This manual contains information for ensuring the correct use of this prod uct It also provides necessary informa tion for installation maintenance and troubleshooting This manual should be re...

Страница 2: ...hout notice Considerable effort has been made to ensure that this manual is free from inaccuracies and omissions If you should find an error or omission please contact the azbil Group In no event is A...

Страница 3: ...manual uses the icons and conventions listed below Use caution when handling the product The indicated action is prohibited Always follow the indicated instructions Handling precautions Handling Preca...

Страница 4: ...or use a throttle valve or the like to control the flowrate If the velocity exceeds the maximum measurable velocity both the flowrate display and the output voltage current may indicate considerably...

Страница 5: ...nce Doing so might damage this device The Role of This Manual A total of 2 different manuals are available for the MVF Series Read them as necessary for your specific require ments If a manual you req...

Страница 6: ...TS on this device Chapter 3 INSTALLATION MOUNTING WIRING This chapter describes installation mounting and wiring on this device Chapter 4 TROUBLESHOOTING This chapter describes how to investigate and...

Страница 7: ...n 7 Behavior when the flowrate greatly exceeds the upper limit of flowrate 7 Precautions for piping installation 7 Piping work 10 Wiring 12 Chapter 4 TROUBLESHOOTING Nothing on display 16 Error messag...

Страница 8: ......

Страница 9: ...m square and 0 5 mm thick made possible by silicon micro machining and thin film technolo gies By using this high sensitivity high speed sensor to detect vortex frequency measurement rangeability of 1...

Страница 10: ...to 20 mAdc output Integration pulse output 1 Power 24 Vdc 1 RS 485 communications 0 Horizontal Flow direction left to right Converter on top 2 1 Horizodntal Flow direction left to right Converter on b...

Страница 11: ...dc output Integration pulse output 1 Power 24 Vdc 1 RS 485 communications 0 Horizontal Flow direction left to right Converter on top 2 1 Horizodntal Flow direction left to right Converter on bottom 2...

Страница 12: ...es model number range and pulse rate Check that they are the same as the specifications ordered Converter Calculates temperature and pressure correction etc Wiring port There are 2 wiring ports Used f...

Страница 13: ...more Upper 7 segment display Displays instantaneous flow rate Example 10000 0 m3 h Lower 7 segment display Displays integrated flow rate Example MVF050 1000000 0 m3 MVF080 100 150 10000000 m3 Station...

Страница 14: ...ne could be injured by flying parts Caution Be sure to use this device for a flow not exceeding 36m s the maximum measurable velocity To pre vent excessive flow use a suitable means to control the sup...

Страница 15: ...splay will stop increasing in proportion to the flowrate Be sure to use this device within the maximum measurable velocity If the velocity exceeds 50 m s the flowrate display will begin to decrease gi...

Страница 16: ...ngle plane double 90 bend 10D min 5D min Flow direction Pipe with threedimen sional double 90 bend 20D min 5D min Flow direction If the oil water or dust is contained in a fluid install a device to re...

Страница 17: ...ation damp ing device muffler between the pump or roots blower and this device to suppress the influence of pulsation as much as possible If the device is installed downstream of branched piping it ma...

Страница 18: ...cause leak age or measurement error Be sure to flush cleaning the inside of pipe before installation this device to eliminate any foreign matter which might exist inside the pipe When installing pay...

Страница 19: ...more a little at a time Tighten bolts within the specified tightening torque Otherwise the bolts may be damaged Do not forcibly insert into the narrow space between the flange faces Doing so might ca...

Страница 20: ...the same electrical conduit There are two wiring methods direct cable lead out and use of an electrical wiring conduit When installing the device outdoors be sure to use a conduit Tools required Phill...

Страница 21: ...diameter 6 Connect the wiring to the terminal block 7 Put the terminal cover back in place Procedure for using an electrical wiring conduit The wiring port thread is G1 2 1 Specify the wiring port Han...

Страница 22: ...ax Input Load Load Power for load Handling precautions Connect COM of 4 20 mA output directly from the terminal block Do not use the COM of power supply terminal 4 20 mA and the COM of pulse output te...

Страница 23: ...rm contact area Use crimp type terminal lugs applicable to M4 screw Be sure that the tightening torque of terminal screw is less than 0 8 N m Use the JIS C 3401 cables for control CVV etc of less than...

Страница 24: ...dhered to the sensor Er04 Pressure sensor The cause may be an error or burnout of the pressure compensating sensor Er05 Flow sensor Pressure sensor The cause may be an error or burnout of the flow sen...

Страница 25: ...mit alarm Pressure lower limit alarm AL 13 Flowrate upper limit alarm Temperature upper limit alarm Pressure lower limit alarm AL 16 Pressure upper limit alarm AL 17 Flowrate upper limit alarm Pressur...

Страница 26: ...20 mAdc Allowable load resistance 600 max Maximum Current value 23 2 mA Integrated pulse output 1 point Open collector output Absolute maximum rating 30 Vdc 20 mA max Pulse weight MVF050 0 01 0 1 1 1...

Страница 27: ...display becomes 00000000 after counting up to 99999999 For details about setup refer to MVF050 080 100 150 Micro Flow Vortex Gas Flowmeter User s Manual for Communications manual No CP SP 1183E 8 The...

Страница 28: ...easured down to 5 2 m3 h Next we can calculate the minimum mass flow rate Qnormal m3 h normal at 0 C and pressure of 101 3 kPa with temperature and pressure correction Qnormal m3 h normal 5 2 273 0 27...

Страница 29: ...low rate volumetric flow rate calculation Qactual m3 h 100 273 23 273 0 101 3 101 3 700 13 7 Volumetric flow rate Velocity calculation Velocity V m s Qactual m3 h S 3600 13 7 78 10 3 2 4 3600 0 8 S fl...

Страница 30: ...umber is 15000 or less 4 RD when velocity is 0 5 m s or more and the Reynolds number is from 15000 to 35000 2 RD when the Reynolds number is 35000 or more MVF80 pipe size 80A Qmin minimum measurable f...

Страница 31: ...13 Q 516 0 90 2 3 2 3 Q 4 4 Q 8 8 Q 234 0 90 5 2 5 2 Q 9 9 Q 12 12 Q 516 0 98 2 3 2 3 Q 4 4 Q 8 8 Q 234 0 98 5 2 5 2 Q 9 9 Q 11 11 Q 516 MVF100 Pipe size 100A MVF150 Pipe size 150A Operating pressure...

Страница 32: ...min 4 7 RD 3 1 RD 0 05 11 0 Q min 4 7 RD 3 1 RD 7 4 Q 32 32 Q 74 74 Q 322 11 0 Q 31 31 Q 110 110 Q 711 0 1 7 4 Q min 4 6 RD 3 0 RD 0 1 11 0 Q min 4 6 RD 3 0 RD 7 4 Q 32 32 Q 74 74 Q 428 11 0 Q 31 31 Q...

Страница 33: ...4 7 RD 3 2 RD 0 3 18 9 Q min 4 7 RD 3 2 RD 8 5 Q 32 32 Q 74 74 Q 854 18 9 Q 31 31 Q 110 110 Q 1886 MVF1003 MVF1503 Operating pressure MPa Minimum measurable flow rate Q min Accuracy Operating pressure...

Страница 34: ...51 0 Q min 4 6 RD 3 0 RD 23 0 Q 38 38 Q 74 74 Q 2302 51 0 Q 85 85 Q 110 110 Q 5081 MVF1000 MVF1500 Operating pressure MPa Minimum measurable flow rate Q min Accuracy Operating pressure MPa Minimum mea...

Страница 35: ...00 16000 18000 16 0 14 0 12 0 10 0 8 0 6 0 4 0 2 0 0 0 Pressure loss kPa Flow rate m h normal 3 When the MVF is used for a gas other than air multiply by the appropriate specific gravity below Specifi...

Страница 36: ...External dimensions MVF050_S Pipe size 50A Unit mm 117 50 127 61 96 52 5 44 351 130 208 59 70 MVF080_S Pipe size 80A 117 50 127 61 126 60 367 130 208 59 70 78 28 Chapter 5 SPECIFICATIONS...

Страница 37: ...A L I V E C O V E R MUST BE KE PT T I G H T 117 50 127 61 96 44 351 130 208 59 70 52 5 MVF080_C Pipe size 80A ADE IN JAPAN W H I L E C I R C U I T S A R E A L I V E C O V E R MUST BE KEPT T I G H T 1...

Страница 38: ...MVF100_S Pipe size 100A 117 50 127 61 151 71 5 400 130 208 59 80 96 8 MVF150_S Pipe size 150A 117 50 127 61 212 142 100 428 130 208 59 120 Eyebolt 30 Chapter 5 SPECIFICATIONS...

Страница 39: ...MVF100_C Pipe size 100A 399 70 5 40 100 117 50 127 61 59 130 208 151 96 8 MVF150_C Pipe size 150A 212 142 Eyebolt 127 61 99 427 117 50 130 208 59 140 60 31 Chapter 5 SPECIFICATIONS...

Страница 40: ......

Страница 41: ...Old pages are 11 to 13 Old pages are 14 and 15 Contact rating changed to Absolute maximum rating Pulse width added to pulse output Old page is 16 One atmospheric pressure changed to 101 3kPa Old page...

Страница 42: ...he following matters into consideration 1 Regulations and standards or laws that your Equipment is to comply with 2 Examples of application described in any documents provided by Azbil Corporation are...

Страница 43: ...cations or instruction manuals System products field instru ments sensors such as pressure flow level sensors regulating valves etc will reach the end of their life due to aged deterioration of parts...

Страница 44: ...09 Specifications are subject to change without notice 1 12 2 Kawana Fujisawa Kanagawa 251 8522 Japan URL http www azbil com 1st edition Sep 2005 W 6th edition Dec 2013 F...

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