Post Buy Requirement

Measuring Instruments & Equipment

Our offered Product range includes Ultrasonic Portable Handheld Flow Meter, Woltman Magnetic Driven Flow Meters, Ultrasonic Open Channel Flow Meter, Pulse Oval Gear Flow Meter and Digital Oval Gear Flow Meter.

Ultrasonic Portable Handheld Flow Meter

  • Velocity range -52ft/s ~ +52ft/s (-16m/s ~ +16m/s), bi-directional
  • Pipe Size 3/4
  • Pipe Material All metals, most plastics
  • Display format LCD with backlight, 4x16 letters
  • Power Supply 3 Ni-H built-in batteries
  • Protecting case Aluminum alloy & high Grade Plastic Case

Description :

  • Portable hand held ultrasonic flow meter is a kind of portable flow meter by hand-hold type. The handheld flow meter utilizes advanced ultrasonic transit-time clamp-on technology and digital signal processing techniques. This design can provide abundant capabilities for high accurate liquid flow measurement.
  • The main unit of the handheld ultrasonic flow meter is very light and the clamp-on transducers are also easy and simple to install, so it is very easy to operate, too. With the non-intrusive nature of the clamp-on technique, the portable flow meter has no pressure drop, no moving parts, no leaks, no risk of contamination, no risk of corrosion, not pressure loss, and etc.


Features :

  • High accuracy. ±1% or better in velocity.
  • Large pipe size range from DN20 - DN6000mm (3/4"240")
  • Almost suitable for all commonly used pipe materials
  • Wide flow range (-16m/s16m/s), bi-directional
  • Easy and low-cost installation. No need for hole drilling, pipe cutting, etc.
  • Non-intrusive. No pressure drop, no pipe disturbance
  • Low maintenance
  • Signal quality tracking and self-adaptation to match pipe and fluid variations
  • Rechargeable battery for 10 hours of operation.
  • With a built-in data logger
  • Ideal for clean and opaque liquid flow


Applications :

  • Water flow survey
  • Water conservation management
  • Power plant monitoring, and other closed-pipe applications where non-intrusive measurement is required.
  • Hot/chilled water, city water, sea water
  • Sewage and drain water
  • Beverage, food, water/glycol solutions, and other liquids.

Technical Specification

Linearity 0.005
Repeatability 0.005
Accuracy Normally ±1% of reading for velocity above 3.3ft/s (1m/s), or ±0.03ft/s (±10mm/s) for velocity smaller than 3.3ft/s (1m/s)
Velocity range -52ft/s ~ +52ft/s (-16m/s ~ +16m/s), bi-directional
Pipe Size 3/4" ~ 240" (DN20mm - DN6,000mm)
Pipe Material All metals, most plastics, lined pipes
Liquid Types Virtually all clean liquids and liquids with minor solids (<10,000ppm). Full pipes
Liquid Temp 32oF ~ 212oF (0o C ~ 100oC) or 32oF ~ 312oF (0oC ~ 150oC), depending on transducer type
Response Time 0-999 seconds, user-configurable
Measuring Units English (U.S.) or metric
Display format LCD with backlight,4x16 letters
Totalizer Three 7-digit totalizers for net, positive, and negative flows respectively
Transducer cable Standard 2×5m.Longer cable available upon request.
Data logger Built-in data logger can store over 2000 lines of data
Protecting case Aluminum alloy protective case. Suitable for normal and harsh environment
Case Size 7.9" x 3.6" x 1.3" (200mm x 92mm x 32mm)
Main unit weight Very light, real handheld type. Only 1.2 lbs (538 g) with batteries
Power supply 3 Ni-H built-in batteries. When fully recharged it lasts over 10 hours.

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Woltman Magnetic Driven Flow Meters

  • Size DN50~DN300 (2 Inch ~ 12 Inch)
  • Type Dry Dial, Detachable, Horizontal
  • Standard ISO4064(R50/R63/R80/R100)
  • Function Measuring the volume of cold or hot water passing through the pipeline.

Features :

  • Large flow capacity and small pressure lose.
  • High quality material applied to guarantee its function efficient and reliable.
  • Magnet-drive, dry dial, protected by the cover, forever clean and legible dial for reading.
  • Register may be rotated through 360o.
  • Removable mechanism is easy to replace or fix and not required detaching the body from the pipeline.
  • Pulse emitter can be installed to this type for remote reading(option).

Line Size & Flow Range

Line Size MM 50 65 80 100 125 150 200 250 300
inches 2´´ 2.1/2´´ 3´´ 4´´ 5´´ 6´´ 8´´ 10´´ 12´´
Metro logical R(Q3/Q1≤100)        Q2/Q1≤(1.6,2.5,4,6.3)
Flow range Q3 M3/h 25 40 63 100 160 250 400 630 1000

Details

Maximum permissible error
Between Q1and Q2 (excluded)
±5%
Maximum permissible error
between Q2(included)and  
±2% with water temperature>30o
Q4 ±3% with water temperature>30o     



Technical Specification

Temperature  class Cold water:0o~40   Hot water:40o~90o
Nominal  pressure Bar 43389 43389 43389 43389
Min reading m3 0.001 0.001 0.001 0.001
Max reading m3 9999999 9999999 9999999 9999999
Weight kg 43385 43448 13.6 15
Pulse options l/imp. -328437 -328437 -328437 -328437
View Complete Details

Ultrasonic Open Channel Flow Meter

  • Accuracy Normally ±1% Of Reading
  • Velocity range 52ft/s ~ +52ft/s (-16m/s ~ +16m/s), bi-directional
  • Pipe Size 3/4
  • Pipe Material All metals, most plastics
  • Display format LCD with backlight, 4x16 letters
  • Power Supply 3 AAA Ni-H built-in batteries
  • Protecting case Aluminum alloy & high Grade Plastic Case

Details :

  • Open Channel Flow Meters are useful for measuring flow in Canals, Weirs or any type of open channels where flowing media is not enclosed in any type of pipe.
  • We are using Ultrasonic Transmitter to measure the flow in Open channel for Non contact type Flow measurement. Ultrasonic type Open channel Flowmeters are easy to install in any channel and are having non-contact operation which makes them less vulnerable to atmospheric effects and mechanical wear & tear.
  • The direct measurement of this series is liquid height of channel and flume. For flow measurement in open channels, installation of weir and flume on the channel, it makes the flow change into level. After measured the level in the weir and flume, then calculate the flow according to corresponding connection of level- flow.


Advantages :

  • Non contact Type
  • Indicator Unit can be Located up to 100 meters from the Sensor Location
  • Flow Measurement in Various Engineering Units
  • Easy to Install
  • No Moving Parts so practically Lower Maintenance

Technical Specification

Range 0.1l/s99999.99 m3/h
Cumulative Flow biggest4290000000.00 m3
Max range for level 3m
Accuracy for level 0.005
Resolution 3mm or 0.1% bigger
Accuracy for Flow Standard weir - 15%
(Meet the requirements of national standard weir and channels)
Non-standard weir - 1030%
Power supply Standard - 24VDC 100m Aoptional - 220V AC+15% 50Hz
Environmental pressures Standard atmospheric pressure
Environment humidity ≤90%RH Non-condensing
Process temperature -20 80o
Communication Outout 4 – 20 mm, Optional - 485/232/MODBUS protocol
Protection Grade LED:IP65 Probe: IP68


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Pulse Oval Gear Flow Meter

  • Accuracy +/-0.5%
  • Flow Rate 20-200LPM; 25-250LPM; 30-300LPM
  • Output Pulse ( Potential Free Contact)
  • Maximum Viscosity 1000 CPS
  • Housing Aluminum
  • Inlet & Outlet 25mm/1"; 40mm/1.5"; 50mm/2"
View Complete Details

Digital Oval Gear Flow Meter

  • Accuracy +/-0.5%
  • Flow Rate 20-200LPM; 25-250LPM; 30-300LPM
  • Maximum Viscosity 1000 CPS
  • Indication LCD Digital Display
  • Totaliser 7 Digit ( Non resettable)
  • Resettable Totaliser 5 Digit
  • Inlet & Outlet 25mm/1"; 40mm/1.5"; 50mm/2"
View Complete Details

Water Level Dip Meter

  • Range 30m, 50m, 100m, 200m, 300m, 400m
  • Indication Mtr., mm
  • Shell ABS, Metallica
  • WLD A / B / C
  • Insulation resistance >200MΩ×km

For measuring the water level and total depth in boreholes, wells, reservoirs etc. for the measurement the bob is lowered to the water level. When touching he level, a sensor effects the illumination of a signal lamp. On request, an additional acoustic signal will be released by a buzzer.

Features :

  • Quick response circuit design, high detect speed, high sensitivity.
  • Low power consumption, battery-powered.
  • The cable has a ruler scale to measure the water level directly.


Applications :

  • Dam & Power station
  • Agricultural Irrigation
  • Environmental protection
  • Underground well water

Technical Specification

Shell material ABS, Metallica
Shell color  Orange, Blue, 
Measurement range  30m,50m,100m,200m,300m,400m
Battery power 9V  lithium  battery
Instrument for temperature -20~+60
The response time for  output  ≤1ms
Indicationmarking  Mtr., mm std. scale
Adaptation range of water quality 10μω~1000μω
Measurement signal  LED; Optional : Buzzer,  Electricity  meter
Construction of cable High tensile virtually non-expandable, non-stretch,
PE insulated coaxial cable (mtr. Marking)
PE insulated flat tape (mm marking)
Rated voltage  300V
Testing Voltage 2000V
Insulation resistance >200MΩ×km


View Complete Details

Electromagnetic Flow Meters

  • Type Integral (I) / Two part (T)
  • Pipe Sizes DN 10 to DN 1000
  • Liner PTFE (P) / Rubber (R)
  • Condition New

Description :

  • Magnetic Flow Meters Based on Faraday’s Laws of Electromagnetic Induction Whenever A conductor moves through a magnetic field of given field strength, a voltage is induced on the conductor proportional to the relative velocity between the conductor and the magnetic field. They offer true noninvasive measurements. They can measure reverse flows and are insensitive to viscosity, density, and flow disturbances. Electromagnetic flow meters can rapidly respond to flow changes and they are linear devices for a wide range of measurements.
  • Consists of electrically insulated or non-conducting pipe, with a pair of electrodes mounted opposite to each other and a flush with the inside walls of the pipe. A magnetic coil wound around the pipe so that magnetic field is generated in a plane mutually perpendicular to the axis of the flow meter body and to the plane of the electrodes. Electrically conductive flowing liquids works as the conductor. Here, Length = distance between the electrodes= Pipe Diameter. As the liquid passes through the pipe section, it passes through the magnetic field set up by magnetic coils, thus inducing a voltage in the liquid which is detected by a pair of electrodes mounted on the pipe wall. Amplitude of the induced voltage is proportional to the fluid velocity.
  • Electromagnetic Flow meters are based on Faraday’s law of Electromagnetic Induction. In Electromagnetic Flow meter, magnetic field is generated by a set of coils. As the conductive liquid passes through the electromagnetic field, an electric voltage is induced in the liquid, which is directly proportional to its velocity. This induced voltage is perpendicular to both the liquid flow direction and the electromagnetic field direction. The voltage sensed by the electrodes is further processed by the transmitter to give standardised output signal or displayed in appropriate Engineering Units on LED/LCD Display.
  • The flux density of the electromagnetic field in a given Flow meter and the distance between the electrodes are constant, therefore, the induced voltage is only a function of liquid velocity.


E = K.B.V DWhere E - Induced voltage -  Volume flow is calculated by equation :

  • K - Flow Tube Constant - Q = vD2π/4
  • B - Magnetic field velocity
  • V - Mean flow velocity - Therefore Q = E.D. π
  • D - Electrode Spacing - K.B.4
  • The induced voltage is not affected by the physical properties of liquid like temperature, viscosity, pressure, density and conductivity, as long as conductivity of the measure liquid is above minimum threshold level. For reliable measurement the pipe must be completely full of liquid. The electromagnetic field coil assembly is excited by pulsed DC technique, which eliminates the interfering noise and provides automatic zero correction.


Applications :

  • Chemical, Petrochemical and Process Industries
  • Fertilizer Industries
  • Pharmaceutical Industry
  • Water and Waste – Water (WTP, STP)   
  • Handle Slurries
  • Greasy materials
  • Corrosive fluids
  • Obstruction less, Full bore and low pressure drop
  • Bidirectional meter
  • Empty pipe detection
  • Works only on conductive fluids
  • Must be full at all-time (full flow)

Technical Specification

Pipe Sizes DN 10 to DN 1000
Media Conductivity (Min.) 10 µS/cm
Pressure PN 40 up to DN 80,
PN 16 up to DN 200,
PN 10 up to DN 1000
Temperature
(PTFE Liner)
0 - 180 C with Remote 0 - 120o C with Integral 0 - 90oC max for other
Pipe SS 316 (Non-magnetic )
Liner PTFE / Rubber
Electrode SS / Hastelloy C / Ta / Ti
Flanges Carbon Steel / SS 304 / SS 316
Coil Housing Carbon Steel / SS, Epoxy painted
Transmitter Cast Aluminium (LM6) , Epoxy painted
Power Supply 240V AC, 50Hz
Analog Output 4-20 mA DC
Pulsed Output (Optional) Low Pulsed Rate Output 10 to 36000 pulses per hour
Communication Port (Optional) RS - 232 / RS - 485 MODBUS RTU Protocol
Maximum Load Resistance 1000 ohm
Response Time 5 seconds
Flow Velocity Range 0.3 to 10 m/s
Protection IP - 65
LCD Display 16 X 2 (Two Line) Backlit LCD
4 Digit - Flow Rate
8 Digit - Totaliser
Accuracy ±0.5% of measured value (normal)





Details

DN m³ / hr LPM DN m³ / hr LPM
10 0.282 4.711 125 44.18 736.198
15 0.636 10.601 150 63.61 1060.125
20 1.13 18.846 200 113.08 1884.667
25 1.766 29.447 250 176.69 2944.792
32 2.909 48.247 300 254.43 4240.500
40 4.523 75.386 350 346.31 5771.792
50 7.068 117.791 400 452.32 7538.668
65 11.944 199.1 450 572.47 9541.98
80 18.092 301.546 500 706.75 11779.169
100 28.27 471.166 600 1017.72 16962.003

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Download Detail File : Click Here
View Complete Details

Flow Meters

For the convenience of the clients, we facilitate them with several payment procedures including both online and offline. In addition to this, we guarantee for authentication and confidentiality. We are working with an aim of making available flawless lot of products and for this; we check the product quality on several grounds.
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Retailer of Measuring Instruments & Equipment from Delhi, Delhi by Faucet Engineering
Post Buy Requirement

Measuring Instruments & Equipment

Our Complete range of products are Ultrasonic Portable Handheld Flow Meter, Woltman Magnetic Driven Flow Meters, Ultrasonic Open Channel Flow Meter, Pulse Oval Gear Flow Meter and Digital Oval Gear Flow Meter.

Ultrasonic Portable Handheld Flow Meter

  • Velocity range -52ft/s ~ +52ft/s (-16m/s ~ +16m/s), bi-directional
  • Pipe Size 3/4
  • Pipe Material All metals, most plastics
  • Display format LCD with backlight, 4x16 letters
  • Power Supply 3 Ni-H built-in batteries
  • Protecting case Aluminum alloy & high Grade Plastic Case

Description :

  • Portable hand held ultrasonic flow meter is a kind of portable flow meter by hand-hold type. The handheld flow meter utilizes advanced ultrasonic transit-time clamp-on technology and digital signal processing techniques. This design can provide abundant capabilities for high accurate liquid flow measurement.
  • The main unit of the handheld ultrasonic flow meter is very light and the clamp-on transducers are also easy and simple to install, so it is very easy to operate, too. With the non-intrusive nature of the clamp-on technique, the portable flow meter has no pressure drop, no moving parts, no leaks, no risk of contamination, no risk of corrosion, not pressure loss, and etc.


Features :

  • High accuracy. ±1% or better in velocity.
  • Large pipe size range from DN20 - DN6000mm (3/4"240")
  • Almost suitable for all commonly used pipe materials
  • Wide flow range (-16m/s16m/s), bi-directional
  • Easy and low-cost installation. No need for hole drilling, pipe cutting, etc.
  • Non-intrusive. No pressure drop, no pipe disturbance
  • Low maintenance
  • Signal quality tracking and self-adaptation to match pipe and fluid variations
  • Rechargeable battery for 10 hours of operation.
  • With a built-in data logger
  • Ideal for clean and opaque liquid flow


Applications :

  • Water flow survey
  • Water conservation management
  • Power plant monitoring, and other closed-pipe applications where non-intrusive measurement is required.
  • Hot/chilled water, city water, sea water
  • Sewage and drain water
  • Beverage, food, water/glycol solutions, and other liquids.

Technical Specification

Linearity 0.005
Repeatability 0.005
Accuracy Normally ±1% of reading for velocity above 3.3ft/s (1m/s), or ±0.03ft/s (±10mm/s) for velocity smaller than 3.3ft/s (1m/s)
Velocity range -52ft/s ~ +52ft/s (-16m/s ~ +16m/s), bi-directional
Pipe Size 3/4" ~ 240" (DN20mm - DN6,000mm)
Pipe Material All metals, most plastics, lined pipes
Liquid Types Virtually all clean liquids and liquids with minor solids (<10,000ppm). Full pipes
Liquid Temp 32oF ~ 212oF (0o C ~ 100oC) or 32oF ~ 312oF (0oC ~ 150oC), depending on transducer type
Response Time 0-999 seconds, user-configurable
Measuring Units English (U.S.) or metric
Display format LCD with backlight,4x16 letters
Totalizer Three 7-digit totalizers for net, positive, and negative flows respectively
Transducer cable Standard 2×5m.Longer cable available upon request.
Data logger Built-in data logger can store over 2000 lines of data
Protecting case Aluminum alloy protective case. Suitable for normal and harsh environment
Case Size 7.9" x 3.6" x 1.3" (200mm x 92mm x 32mm)
Main unit weight Very light, real handheld type. Only 1.2 lbs (538 g) with batteries
Power supply 3 Ni-H built-in batteries. When fully recharged it lasts over 10 hours.

Graph Image


Download Detail File : Click Here
View Complete Details

Woltman Magnetic Driven Flow Meters

  • Size DN50~DN300 (2 Inch ~ 12 Inch)
  • Type Dry Dial, Detachable, Horizontal
  • Standard ISO4064(R50/R63/R80/R100)
  • Function Measuring the volume of cold or hot water passing through the pipeline.

Features :

  • Large flow capacity and small pressure lose.
  • High quality material applied to guarantee its function efficient and reliable.
  • Magnet-drive, dry dial, protected by the cover, forever clean and legible dial for reading.
  • Register may be rotated through 360o.
  • Removable mechanism is easy to replace or fix and not required detaching the body from the pipeline.
  • Pulse emitter can be installed to this type for remote reading(option).

Line Size & Flow Range

Line Size MM 50 65 80 100 125 150 200 250 300
inches 2´´ 2.1/2´´ 3´´ 4´´ 5´´ 6´´ 8´´ 10´´ 12´´
Metro logical R(Q3/Q1≤100)        Q2/Q1≤(1.6,2.5,4,6.3)
Flow range Q3 M3/h 25 40 63 100 160 250 400 630 1000

Details

Maximum permissible error
Between Q1and Q2 (excluded)
±5%
Maximum permissible error
between Q2(included)and  
±2% with water temperature>30o
Q4 ±3% with water temperature>30o     



Technical Specification

Temperature  class Cold water:0o~40   Hot water:40o~90o
Nominal  pressure Bar 43389 43389 43389 43389
Min reading m3 0.001 0.001 0.001 0.001
Max reading m3 9999999 9999999 9999999 9999999
Weight kg 43385 43448 13.6 15
Pulse options l/imp. -328437 -328437 -328437 -328437
View Complete Details

Ultrasonic Open Channel Flow Meter

  • Accuracy Normally ±1% Of Reading
  • Velocity range 52ft/s ~ +52ft/s (-16m/s ~ +16m/s), bi-directional
  • Pipe Size 3/4
  • Pipe Material All metals, most plastics
  • Display format LCD with backlight, 4x16 letters
  • Power Supply 3 AAA Ni-H built-in batteries
  • Protecting case Aluminum alloy & high Grade Plastic Case

Details :

  • Open Channel Flow Meters are useful for measuring flow in Canals, Weirs or any type of open channels where flowing media is not enclosed in any type of pipe.
  • We are using Ultrasonic Transmitter to measure the flow in Open channel for Non contact type Flow measurement. Ultrasonic type Open channel Flowmeters are easy to install in any channel and are having non-contact operation which makes them less vulnerable to atmospheric effects and mechanical wear & tear.
  • The direct measurement of this series is liquid height of channel and flume. For flow measurement in open channels, installation of weir and flume on the channel, it makes the flow change into level. After measured the level in the weir and flume, then calculate the flow according to corresponding connection of level- flow.


Advantages :

  • Non contact Type
  • Indicator Unit can be Located up to 100 meters from the Sensor Location
  • Flow Measurement in Various Engineering Units
  • Easy to Install
  • No Moving Parts so practically Lower Maintenance

Technical Specification

Range 0.1l/s99999.99 m3/h
Cumulative Flow biggest4290000000.00 m3
Max range for level 3m
Accuracy for level 0.005
Resolution 3mm or 0.1% bigger
Accuracy for Flow Standard weir - 15%
(Meet the requirements of national standard weir and channels)
Non-standard weir - 1030%
Power supply Standard - 24VDC 100m Aoptional - 220V AC+15% 50Hz
Environmental pressures Standard atmospheric pressure
Environment humidity ≤90%RH Non-condensing
Process temperature -20 80o
Communication Outout 4 – 20 mm, Optional - 485/232/MODBUS protocol
Protection Grade LED:IP65 Probe: IP68


Graph Image


Download Detail File : Click Here
View Complete Details

Pulse Oval Gear Flow Meter

  • Accuracy +/-0.5%
  • Flow Rate 20-200LPM; 25-250LPM; 30-300LPM
  • Output Pulse ( Potential Free Contact)
  • Maximum Viscosity 1000 CPS
  • Housing Aluminum
  • Inlet & Outlet 25mm/1"; 40mm/1.5"; 50mm/2"
View Complete Details

Digital Oval Gear Flow Meter

  • Accuracy +/-0.5%
  • Flow Rate 20-200LPM; 25-250LPM; 30-300LPM
  • Maximum Viscosity 1000 CPS
  • Indication LCD Digital Display
  • Totaliser 7 Digit ( Non resettable)
  • Resettable Totaliser 5 Digit
  • Inlet & Outlet 25mm/1"; 40mm/1.5"; 50mm/2"
View Complete Details

Water Level Dip Meter

  • Range 30m, 50m, 100m, 200m, 300m, 400m
  • Indication Mtr., mm
  • Shell ABS, Metallica
  • WLD A / B / C
  • Insulation resistance >200MΩ×km

For measuring the water level and total depth in boreholes, wells, reservoirs etc. for the measurement the bob is lowered to the water level. When touching he level, a sensor effects the illumination of a signal lamp. On request, an additional acoustic signal will be released by a buzzer.

Features :

  • Quick response circuit design, high detect speed, high sensitivity.
  • Low power consumption, battery-powered.
  • The cable has a ruler scale to measure the water level directly.


Applications :

  • Dam & Power station
  • Agricultural Irrigation
  • Environmental protection
  • Underground well water

Technical Specification

Shell material ABS, Metallica
Shell color  Orange, Blue, 
Measurement range  30m,50m,100m,200m,300m,400m
Battery power 9V  lithium  battery
Instrument for temperature -20~+60
The response time for  output  ≤1ms
Indicationmarking  Mtr., mm std. scale
Adaptation range of water quality 10μω~1000μω
Measurement signal  LED; Optional : Buzzer,  Electricity  meter
Construction of cable High tensile virtually non-expandable, non-stretch,
PE insulated coaxial cable (mtr. Marking)
PE insulated flat tape (mm marking)
Rated voltage  300V
Testing Voltage 2000V
Insulation resistance >200MΩ×km


View Complete Details

Electromagnetic Flow Meters

  • Type Integral (I) / Two part (T)
  • Pipe Sizes DN 10 to DN 1000
  • Liner PTFE (P) / Rubber (R)
  • Condition New

Description :

  • Magnetic Flow Meters Based on Faraday’s Laws of Electromagnetic Induction Whenever A conductor moves through a magnetic field of given field strength, a voltage is induced on the conductor proportional to the relative velocity between the conductor and the magnetic field. They offer true noninvasive measurements. They can measure reverse flows and are insensitive to viscosity, density, and flow disturbances. Electromagnetic flow meters can rapidly respond to flow changes and they are linear devices for a wide range of measurements.
  • Consists of electrically insulated or non-conducting pipe, with a pair of electrodes mounted opposite to each other and a flush with the inside walls of the pipe. A magnetic coil wound around the pipe so that magnetic field is generated in a plane mutually perpendicular to the axis of the flow meter body and to the plane of the electrodes. Electrically conductive flowing liquids works as the conductor. Here, Length = distance between the electrodes= Pipe Diameter. As the liquid passes through the pipe section, it passes through the magnetic field set up by magnetic coils, thus inducing a voltage in the liquid which is detected by a pair of electrodes mounted on the pipe wall. Amplitude of the induced voltage is proportional to the fluid velocity.
  • Electromagnetic Flow meters are based on Faraday’s law of Electromagnetic Induction. In Electromagnetic Flow meter, magnetic field is generated by a set of coils. As the conductive liquid passes through the electromagnetic field, an electric voltage is induced in the liquid, which is directly proportional to its velocity. This induced voltage is perpendicular to both the liquid flow direction and the electromagnetic field direction. The voltage sensed by the electrodes is further processed by the transmitter to give standardised output signal or displayed in appropriate Engineering Units on LED/LCD Display.
  • The flux density of the electromagnetic field in a given Flow meter and the distance between the electrodes are constant, therefore, the induced voltage is only a function of liquid velocity.


E = K.B.V DWhere E - Induced voltage -  Volume flow is calculated by equation :

  • K - Flow Tube Constant - Q = vD2π/4
  • B - Magnetic field velocity
  • V - Mean flow velocity - Therefore Q = E.D. π
  • D - Electrode Spacing - K.B.4
  • The induced voltage is not affected by the physical properties of liquid like temperature, viscosity, pressure, density and conductivity, as long as conductivity of the measure liquid is above minimum threshold level. For reliable measurement the pipe must be completely full of liquid. The electromagnetic field coil assembly is excited by pulsed DC technique, which eliminates the interfering noise and provides automatic zero correction.


Applications :

  • Chemical, Petrochemical and Process Industries
  • Fertilizer Industries
  • Pharmaceutical Industry
  • Water and Waste – Water (WTP, STP)   
  • Handle Slurries
  • Greasy materials
  • Corrosive fluids
  • Obstruction less, Full bore and low pressure drop
  • Bidirectional meter
  • Empty pipe detection
  • Works only on conductive fluids
  • Must be full at all-time (full flow)

Technical Specification

Pipe Sizes DN 10 to DN 1000
Media Conductivity (Min.) 10 µS/cm
Pressure PN 40 up to DN 80,
PN 16 up to DN 200,
PN 10 up to DN 1000
Temperature
(PTFE Liner)
0 - 180 C with Remote 0 - 120o C with Integral 0 - 90oC max for other
Pipe SS 316 (Non-magnetic )
Liner PTFE / Rubber
Electrode SS / Hastelloy C / Ta / Ti
Flanges Carbon Steel / SS 304 / SS 316
Coil Housing Carbon Steel / SS, Epoxy painted
Transmitter Cast Aluminium (LM6) , Epoxy painted
Power Supply 240V AC, 50Hz
Analog Output 4-20 mA DC
Pulsed Output (Optional) Low Pulsed Rate Output 10 to 36000 pulses per hour
Communication Port (Optional) RS - 232 / RS - 485 MODBUS RTU Protocol
Maximum Load Resistance 1000 ohm
Response Time 5 seconds
Flow Velocity Range 0.3 to 10 m/s
Protection IP - 65
LCD Display 16 X 2 (Two Line) Backlit LCD
4 Digit - Flow Rate
8 Digit - Totaliser
Accuracy ±0.5% of measured value (normal)





Details

DN m³ / hr LPM DN m³ / hr LPM
10 0.282 4.711 125 44.18 736.198
15 0.636 10.601 150 63.61 1060.125
20 1.13 18.846 200 113.08 1884.667
25 1.766 29.447 250 176.69 2944.792
32 2.909 48.247 300 254.43 4240.500
40 4.523 75.386 350 346.31 5771.792
50 7.068 117.791 400 452.32 7538.668
65 11.944 199.1 450 572.47 9541.98
80 18.092 301.546 500 706.75 11779.169
100 28.27 471.166 600 1017.72 16962.003

Graph Image


Download Detail File : Click Here
View Complete Details

Flow Meters

For the convenience of the clients, we facilitate them with several payment procedures including both online and offline. In addition to this, we guarantee for authentication and confidentiality. We are working with an aim of making available flawless lot of products and for this; we check the product quality on several grounds.
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