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Variable Area Flow Meters

65 Products
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The FLMG flow meters feature rugged construction and direct-reading flow rates of air. The units are calibrated at 100 psi pressure, idea for most compressed air applications.

Product Number Air Flow, Max Materials Output Signal Process Connection Size Switch Type
FLMG-12050BR
$420.65
Available
in 4 weeks
50 SCFM
Brass
N/A
1/2 in
N/A
FLMG-10050AL
$512.63
Available
in 4 weeks
50 SCFM
Aluminum
N/A
1 in
N/A
FLMG-10050BR
$689.12
Available
in 4 weeks
50 SCFM
Brass
N/A
1 in
N/A
FLMG-10050SS
$1,294.66
Available
in 4 weeks
50 SCFM
Stainless Steel
N/A
1 in
N/A
FLMG-10100AL
$512.63
Available
in 4 weeks
100 SCFM
Aluminum
N/A
1 in
N/A
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OMEGA's in-line flowmeters offer high accuracy flow rate indication for oil, water or air and the ability to either control the flowrate or alarm on high or low flowrates.

Product Number Air Flow, Max Scale Media Calibration Switch Type Water Flow, Max
FL-6101B
$666.65
Available
in 3 weeks
0 m³/s
Oil
SPDT NO/NC, Selectable
1 GPM
FL-6102B
$666.65
Available
in 6 weeks
0 m³/s
Oil
SPDT NO/NC, Selectable
2 GPM
FL-6304B
$742.27
Available
in 6 weeks
0 m³/s
Water
SPDT NO/NC, Selectable
5 GPM
FL-6312B
$742.27
Available
in 6 weeks
0 m³/s
Water
SPDT NO/NC, Selectable
15 GPM
FL-6318B
$742.27
Available
in 6 weeks
0 m³/s
Water
SPDT NO/NC, Selectable
2 GPM
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All plastic Variable Area Flow Meters for water or water like liquid flow measurement applications.

Product Number Water Flow, Max
FL-86A
$546.21
Available
in 7 weeks
1 GPM
FL-86B
$758.02
1  In Stock
2.4 GPM
FL-86C
$796.27
Available
in 7 weeks
5 GPM
FL-86D
$1,060.54
Available
in 7 weeks
10 GPM
FL-86E
$1,041.41
Available
in 7 weeks
20 GPM
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The FL-7000A Series of General purpose flowmeters is designed to provide accurate flowrate indication for oil and water. These flowmeters can be mounted in any position.

Product Number Scale Media Calibration Water Flow, Max
FL-7305ABR
$642.44
3  In Stock
Water
5 GPM
FL-7102A
$476.64
Available
in 3 weeks
N/A
2 GPM
FL-7105A
$476.64
Available
in 3 weeks
N/A
5 GPM
FL-7110A
$476.64
Available
in 20 weeks
N/A
10 GPM
FL-7120A
$476.64
Available
in 3 weeks
Oil
20 GPM
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The FL9000-AC flowmeters are ideal for a wide range of flow monitoring applications. Additional features include an adjustable flow alarm externally mounted on the meter.

Product Number Materials Process Connection Type Scale Media Calibration Switch Rating Water Flow, Max
FL9507-AC
$425.96
Available
in 3 weeks
Brass
NPT Male
Oil
0.5 A @ 125 Vac
7 GPM
FL9004-AC
$344.28
Available
in 3 weeks
Polysulfone
NPT Male
Water
0.5 A @ 125 Vac
4 GPM
FL9004-DC
$344.28
Available
in 3 weeks
Polysulfone
NPT Male
Water
1 A @ 30 Vdc
4 GPM
FL9007-AC
$344.28
Available
in 3 weeks
Polysulfone
NPT Male
Water
0.5 A @ 125 Vac
7 GPM
FL9010-AC
$344.28
Available
in 20 weeks
Polysulfone
NPT Male
Water
0.5 A @ 125 Vac
10 GPM
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The FL-500UP is a specialized meter for monitoring the flow rate of ultra-pure water to tools, on deionized water returns, and UPW returns.

Product Number Water Flow, Max
FL-505UP
$1,161.37
Available
in 13 weeks
5 GPM
FL-510UP
$1,161.37
Available
in 13 weeks
10 GPM
FL-515UP
$1,343.34
2  In Stock
15 GPM
FL-520UP
$2,264.79
Available
in 13 weeks
20 GPM
FL-530UP
$2,264.79
Available
in 13 weeks
30 GPM
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The Omega FL900 series are heavy duty flowmeter with SS enclosures, unique float stop design allowing internals to be reomoved and replaced without disturbing the tube.

Product Number Air Flow, Max Process Connection Size Scale Media Calibration Water Flow, Max
FL901G
$1,957.64
Available
in 5 weeks
0 m³/s
1/2 in
Water
0.64 GPM
FL902G
$1,865.49
Available
in 7 weeks
0 m³/s
1/2 in
Water
2.26 GPM
FL903G
$2,244.50
Available
in 5 weeks
0 m³/s
1 in
Water
5.2 GPM
FL904G
$2,138.45
1  In Stock
0 m³/s
1 in
Water
12.6 GPM
FL904P
$2,138.45
Available
in 5 weeks
0 m³/s
1 in
Water
34.5 GPM
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OMEGA's FL2AA Series multi-tube flow meters are convenient for applications where up to four streams of liquids or gases are to be metered in individual channels.

Product Number Air Flow, Max
FL-2AB-40ST-04C
$613.97
Available
in 5 weeks
89880 cm³/min
FL-3AA-02G-02G-02G
$834.41
Available
in 5 weeks
1086 cm³/min
FL-4AA-02SA-03C-03C-03C
$1,035.59
Available
in 5 weeks
1324 cm³/min
FL-4AB-39SA-03C-03ST-02ST
$1,146.54
Available
in 5 weeks
27514 cm³/min
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The FL-500WW Series provides flowrate indication for 1 to 5% dilute aqueous chemical solutions used in the treatment of water and wastewater

Product Number Water Flow, Max
FL-505WW
$409.13
Available
in 13 weeks
5 GPM
FL-510WW
$409.13
1  In Stock
10 GPM
FL-515WW
$409.13
Available
in 13 weeks
15 GPM
FL-520WW
$543.59
Available
in 13 weeks
20 GPM
FL-530WW
$574.22
Available
in 13 weeks
30 GPM
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Polycarbonate Flowmeters are made of precision, injection molded polycarbonate bodies and fittings. They feature dual, direct reading scales measuring in both GPM and LPM.

Product Number Liquid Flow, Max Material Construction Option Process Connection Size Scale Length
LFMA-01-A2
$68.00
Available
in 0 week
1 GPM
N/A
1/2 in
3 in
LFMA-02-A2
$68.00
Available
in 0 week
2 GPM
N/A
1/2 in
3 in
LFMA-03-A2
$91.25
Available
in 0 week
5 GPM
N/A
1/2 in
3 in
LFMB-04-A2
$91.25
Available
in 0 week
1 GPM
N/A
1/2 in
6 in
LFMB-05-A2
$91.25
Available
in 0 week
2 GPM
N/A
1/2 in
6 in
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The FL46300 Series of liquid in-line flow meters offer handmade quality, combined with excellent accuracy and repeatability are machined of high quality acrylic rod stock.

Product Number Water Flow, Max
FL46305
Not Available
Discontinued
3 GPM
FL46308
Not Available
Discontinued
17 GPM
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Variable-Area Flowmeter for Gases measures gas flow rates. Applications include backflow prevention, heat exchangers, oil & gas equipment, and hydraulic equipment.

Product Number Volumetric Flow Rate, Max
DTFA-1A-10A
$453.00
Available
in 0 week
10 SCFM
DTFA-1A-15A
$1.00
Available
in 0 week
15 SCFM
DTFA-1A-20A
$484.25
Available
in 0 week
20 SCFM
DTFA-1A-25A
$1.00
Available
in 0 week
25 SCFM
DTFA-2A-30A
$484.25
Available
in 0 week
30 SCFM
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Variable Area Fluoropolymer Flowmeters are ideal for high purity or corrosive liquid applications. Applications include chemical injectors and deionized water systems.

Product Number Liquid Flow, Max Process Connection Size Valve Type
VAT-301
$615.50
Available
in 0 week
1.98 gal/h
1/4 in
No Valve
VAT-302
$615.50
Available
in 0 week
3.91 gal/h
1/4 in
No Valve
VAT-303
$1,048.50
Available
in 0 week
6.34 gal/h
1/4 in
No Valve
VAT-304
$1.00
Available
in 0 week
7.92 gal/h
1/4 in
No Valve
VAT-305
$1.00
Available
in 0 week
15.85 gal/h
1/4 in
No Valve
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Industrial Direct Reading Flowmeters are directly measure flow rates for water and for air service. Applications include gas or liquid metering and industrial pneumatic or hydraulic systems.

Product Number Liquid Flow, Max
IF2700
$1.00
Available
in 0 week
0.25 GPM
IF2701
$1.00
Available
in 0 week
0.36 GPM
IF2702
$1,584.00
Available
in 0 week
0.76 GPM
IF2703
$1,588.50
Available
in 0 week
1 GPM
IF2704
$1,584.00
Available
in 0 week
1.5 GPM
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Product Number Gas Flow, Max Liquid Flow, Max Scale Length Scale Media Calibration Valve Type
MMA-2
$67.25
Available
in 0 week
1.2 SCFH
0 m³/s
2 in
Air @ 1 atm
N/A
MMA-3
$67.25
Available
in 0 week
2.5 SCFH
0 m³/s
2 in
Air @ 1 atm
N/A
MMA-4
$67.25
Available
in 0 week
5 SCFH
0 m³/s
2 in
Air @ 1 atm
N/A
MMA-5
$67.25
Available
in 0 week
10 SCFH
0 m³/s
2 in
Air @ 1 atm
N/A
MMA-6
$51.50
Available
in 0 week
20 SCFH
0 m³/s
2 in
Air @ 1 atm
N/A
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Rotatable Scale Flowmeters are ideal for the direct flow measurement of air, water, and other commonly used gases. Features borosilicate glass tubes. An application is water and air pollution analysis systems.

Product Number Liquid Flow, Max Material Construction Option Mounting Orientation Valve Type
RSF011
$1.00
Available
in 0 week
1.2 GPM
Brass
Vertical
N/A
RSF012
$1.00
Available
in 0 week
2 GPM
Brass
Vertical
N/A
RSF013
$1,133.75
Available
in 0 week
3 GPM
Brass
Vertical
N/A
RSF014
$1.00
Available
in 0 week
4 GPM
Brass
Vertical
N/A
RSF015
$1.00
Available
in 0 week
5 GPM
Brass
Vertical
N/A
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All Fluoropolymer Flowmeters offer solutions for measuring flow rates of highly corrosive or ultra-pure liquids. Applications include chemical injectors and deionized water systems.

Product Number Liquid Flow, Max Process Connection Size Scale Length Valve Type
TVA1103
$1,169.75
Available
in 0 week
6.34 gal/h
1/4 in
75 mm
No Valve
TVA1105
$1.00
Available
in 0 week
15.9 gal/h
1/4 in
75 mm
No Valve
TVA1113
$1,169.75
Available
in 0 week
6.34 gal/h
1/4 in
75 mm
6-Turn Valve
TVA1115
$839.75
Available
in 0 week
15.9 gal/h
1/4 in
75 mm
6-Turn Valve
TVA1307
$1.00
Available
in 0 week
39.6 gal/h
3/8 in
75 mm
No Valve
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Variable Area Flowmeter Kit is economical. Includes a completely assembled flowmeter and three interchangeable flow tubes. A few applications include air and water analysis, film processing, and pharmaceutical.

Product Number Material Construction Option
VA-K1
$615.50
Available
in 0 week
Aluminum
VA-K2
$1.00
Available
in 0 week
Stainless Steel
Product Number Connection Location Gas Flow, Max Liquid Flow, Max Process Connection Type
VFC-121
$192.75
Available
in 3 weeks
Back Connection
25 SCFM
0 m³/s
NPT Female
VFC-122
$192.75
Available
in 3 weeks
Back Connection
50 SCFM
0 m³/s
NPT Female
VFC-123
$192.75
Available
in 3 weeks
Back Connection
100 SCFM
0 m³/s
NPT Female
VFC-131
$192.75
Available
in 3 weeks
Back Connection
700 l/min
0 m³/s
NPT Female
VFC-132
$192.75
Available
in 3 weeks
Back Connection
1400 l/min
0 m³/s
NPT Female
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Product Number Material Construction Option Process Connection Size Volumetric Flow Rate, Max
DTFW-1B-1W
$1.00
Available
in 0 week
Brass
1/4 in
1 GPM
DTFW-1B-2W
$1.00
Available
in 0 week
Brass
1/4 in
2 GPM
DTFW-1B-3W
$1.00
Available
in 0 week
Brass
1/4 in
3 GPM
DTFW-1B-4W
$1.00
Available
in 0 week
Brass
1/4 in
4 GPM
DTFW-1B-5W
$1.00
Available
in 0 week
Brass
1/4 in
5 GPM
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Variable Area Flow Meters

Variable area flow meters measure liquid and gas flow rates accurately for industrial, commerci...
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