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Variable Area Flow Meters

61 Products
Clear In-Line Variable Area Flow Meters

The FLC Series is the economical way to monitor municipal water flows, verify pump outlets and monitor fluid conditions. Piston design allows for installation in any position

Product Number Process Connection Size Scale Media Calibration Water Flow, Max
FLC-W11
TWD9,222 / each
15  In Stock
1/2 in
Water
5 GPM
FLC-H13
TWD6,525 / each
Available
in 4 weeks
3/4 in
Oil
10 GPM
FLC-H16
TWD7,664 / each
Available
in 4 weeks
1 in
Oil
30 GPM
FLC-W12
TWD9,222 / each
Available
in 4 weeks
1/2 in
Water
10 GPM
FLC-W13
TWD10,340 / each
Available
in 4 weeks
3/4 in
Water
10 GPM
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Variable Area Flow Meter for Accurate Measurement of Air and Liquids

The OMEGA's precision variable-area flow meters for air, water, and gases have up to ± 2% of full scale accuracy. (Models ending in "07" or "45" have ± 5% FS accuracy).

Product Number Air Flow, Max Float Type Materials Valve Type
FL-3207C
TWD6,850 / each
Available
in 5 weeks
32.99 SCCM
Carboloy
Acetal, Aluminum
8-Turn Valve
FL-3207G
TWD6,850 / each
1  In Stock
5.77 SCCM
Borosilicate Glass
Acetal, Aluminum
8-Turn Valve
FL-3235G
TWD10,443 / each
Available
in 5 weeks
48.7 SCCM
Borosilicate Glass
Acetal, Aluminum
8-Turn Valve
FL-3288G
TWD6,850 / each
Available
in 5 weeks
2040 SCCM
Borosilicate Glass
Acetal, Aluminum
8-Turn Valve
FL-3392C
TWD13,729 / each
Available
in 4 weeks
3680 SCCM
Carboloy
Acetal, Aluminum, PCTFE, 316 Stainless Steel
8-Turn Valve
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Variable Area Flow Meter with Easy Tube Replacement for Flexible Field Use

The OMEGA's precision variable-area flow meters for air, water, and gases feature an easy-to-read millimeter scale and are supplied with correlation charts for air and water

Product Number Float Type Materials Valve Included Valve Type Water Flow, Max
FL-3607G
TWD8,588 / each
Available
in 5 weeks
Borosilicate Glass
Aluminum
true
8-Turn Valve
0.07 SCCM
FL-3613G
TWD8,588 / each
Available
in 6 weeks
Borosilicate Glass
Aluminum
true
8-Turn Valve
1.75 SCCM
FL-3635G
TWD8,588 / each
Available
in 5 weeks
Borosilicate Glass
Aluminum
true
8-Turn Valve
0.59 SCCM
FL-3688C
TWD9,151 / each
Available
in 5 weeks
Carboloy
Aluminum
true
8-Turn Valve
169.8 SCCM
FL-3710C
TWD13,692 / each
Available
in 5 weeks
Carboloy
316 Stainless Steel, Stainless Steel
true
8-Turn Valve
20.8 SCCM
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In-line Flowmeters Capacity: 0.2 to 15 GPM for Water or Oil

The FL-6000A Series of general purpose flowmeters is designed to provide economical, accurate flow rate indication for oil and water and can be mounted in any position.

Product Number Scale Media Calibration Specific Gravity Water Flow, Max
FL-6105A
TWD13,061 / each
21  In Stock
Oil
0.876
5 GPM
FL-6102A
TWD12,704 / each
5  In Stock
Oil
0.876
2 GPM
FL-6110A
TWD13,061 / each
Available
in 5 weeks
Oil
0.876
10 GPM
FL-6302ABR
TWD17,016 / each
10  In Stock
Water
1
2 GPM
FL-6305ABR
TWD17,016 / each
16  In Stock
Water
1
5 GPM
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Acrylic Variable Area Flow Meters

FL7000 flow meters are precisely machined from solid acrylic blocks. They are available in 50, 75, 100, 127, and 250 mm scale lengths with accuracies between 2 and 6%.

Product Number Air Flow, Max Process Connection Size Scale Length Water Flow, Max
FL7206
TWD3,658 / each
Available
in 5 weeks
0 m³/s
1/4 in
50 mm
75 gal/h
FL7211
TWD3,658 / each
Available
in 5 weeks
2.6 SCFH
1/4 in
50 mm
0 m³/s
FL7219
TWD3,658 / each
Available
in 5 weeks
4 SCFM
1/4 in
50 mm
0 m³/s
FL7301
TWD3,885 / each
Available
in 6 weeks
0 m³/s
1/2 in
75 mm
1 GPM
FL7302
TWD3,885 / each
Available
in 4 weeks
0 m³/s
1/2 in
75 mm
2 GPM
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±5 % Acrylic Variable Area Flow Meters For Air or Water

The FL-2000 Series offers a wide variety of precision flow meters for use in medical, industrial, chemical, and laboratory applications at an economical price.

Product Number Accuracy Air Flow, Max Materials Mounting Orientation Process Connection Size Valve Included Water Flow, Max
FL-2009
Not Available
Discontinued
± 5 %
200 SCFH
Acrylic, Brass
Panel Mount
1/8 in
true
0 m³/s
FL-2010
Not Available
Discontinued
± 5 %
0.5 l/min
Acrylic, Brass
Panel Mount
1/8 in
true
0 m³/s
FL-2011
Not Available
Discontinued
± 5 %
1 l/min
Acrylic, Brass
Panel Mount
1/8 in
true
0 m³/s
FL-2014
TWD4,173 / each
15  In Stock
± 5 %
10 l/min
Acrylic, Brass
Panel Mount
1/8 in
true
0 m³/s
FL-2015
TWD4,555 / each
Available
in 4 weeks
± 5 %
25 l/min
Acrylic, Brass
Panel Mount
1/8 in
true
0 m³/s
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Nitrogen - Direct Read, Panel Mount Variable Area Flow Meters

Discover the Nitrogen Direct Read Panel Mount Flow Meters, designed for accurate flow measurement in various applications, ensuring reliability and ease of use.

Product Number nitrogen-flow-max Scale Length Valve Included
FLDN3305G
TWD14,281 / each
Available
in 5 weeks
120 ml/min
65 mm
true
FLDN3302G
TWD14,281 / each
20  In Stock
6 ml/min
65 mm
true
FLDN3304S
TWD13,698 / each
Available
in 5 weeks
60 ml/min
65 mm
true
FLDN3306S
TWD14,281 / each
3  In Stock
200 ml/min
65 mm
true
FLDN3502G
TWD18,434 / each
Available
in 5 weeks
2 l/min
150 mm
true
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Indicating Flow Meter with Analog Outputs

Rugged In-Line Flow Sensors Available in 1/2", 3/4", and 1-1/4" sizes are protected in a sturdy cast aluminum enclosure, and are easy to install and mount in any position.

Product Number Air Flow, Max Process Connection Size Process Connection Type Scale Media Calibration Water Flow, Max
FLR7320D
TWD56,001 / each
Available
in 4 weeks
0 m³/s
3/4 in
NPT Female
Water
20 GPM
FLR6102D
TWD45,330 / each
Available
in 7 weeks
0 m³/s
1/2 in
NPT Female
Oil
2 GPM
FLR6105D
TWD45,330 / each
Available
in 7 weeks
0 m³/s
1/2 in
NPT Female
Oil
5 GPM
FLR6302D
TWD45,824 / each
4  In Stock
0 m³/s
1/2 in
NPT Female
Water
2 GPM
FLR6305D
TWD48,400 / each
Available
in 4 weeks
0 m³/s
1/2 in
NPT Female
Water
5 GPM
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Variable Area In-line Flow Meters For Air

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-10050AL
TWD20,624 / each
Available
in 4 weeks
50 SCFM
Aluminum
N/A
1 in
N/A
FLMG-10050SS
TWD52,083 / each
Available
in 4 weeks
50 SCFM
Stainless Steel
N/A
1 in
N/A
FLMG-10150SS
TWD52,083 / each
Available
in 4 weeks
150 SCFM
Stainless Steel
N/A
1 in
N/A
FLMG-12022BR
TWD17,879 / each
Available
in 4 weeks
23 SCFM
Brass
N/A
1/2 in
N/A
FLMG-12050AL
TWD14,113 / each
Available
in 4 weeks
50 SCFM
Aluminum
N/A
1/2 in
N/A
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Argon - Direct Read, Panel Mount Variable Area Flow Meters

The Argon Direct Read Flow Meters offer easy panel mounting and precise flow measurement, making them ideal for various applications. Reliable and user-friendly.

Product Number argon-flow-max Scale Length
FLDAR3503S
TWD18,527 / each
Available
in 5 weeks
25 l/min
150 mm
FLDAR3304G
TWD14,922 / each
Available
in 5 weeks
50 SCFH
65 mm
FLDAR3305S
TWD14,281 / each
Available
in 11 weeks
1000 ml/min
65 mm
FLDAR3501C
TWD17,683 / each
1  In Stock
2 l/min
150 mm
FLDAR3504C
TWD17,921 / each
Available
in 5 weeks
325 ml/min
150 mm
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Hydrogen - Direct Read, Panel Mount Variable Area Flow Meters

Discover the Hydrogen Direct Read Panel Mount Flow Meters, designed for accurate flow measurement in a compact, easy-to-install format. Perfect for various applications.

Product Number helium-flow-max Scale Length
FLDH3301C
TWD13,698 / each
2  In Stock
1.5 l/min
65 mm
FLDH3302G
TWD14,281 / each
Available
in 5 weeks
3.5 l/min
65 mm
FLDH3303G
TWD13,702 / each
1  In Stock
6 l/min
65 mm
FLDH3305G
TWD13,698 / each
1  In Stock
35 ml/min
65 mm
FLDH3307S
TWD13,702 / each
Available
in 5 weeks
150 ml/min
65 mm
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OEM Style Acrylic Variable Area Flow Meters

FL4000 OEM-style acrylic flow meters are machined from solid acrylic blocks for superb durability. The rear ports extend through the panel for easy hookup.

Product Number Accuracy Air Flow, Max Materials Process Connection Size Process Connection Type Valve Included Water Flow, Max
FL4201
TWD3,551 / each
100  In Stock
± 6 %
0 m³/s
N/A
1/4 in
NPT Female
false
7 gal/h
FL4216
TWD3,597 / each
Available
in 5 weeks
± 6 %
60 SCFH
N/A
1/4 in
NPT Female
false
0 m³/s
FL4302
TWD4,338 / each
Available
in 5 weeks
± 4 %
0 m³/s
N/A
1/4 in
NPT Female
false
2 GPM
FL4303
TWD4,583 / each
Available
in 5 weeks
± 4 %
0 m³/s
N/A
1/4 in
NPT Female
false
3.5 GPM
FL4304
TWD4,522 / each
Available
in 6 weeks
± 4 %
0 m³/s
N/A
1/4 in
NPT Female
false
5 GPM
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Air - Direct Read, Panel Mount Variable Area Flow Meters

Discover the Air Direct Read Panel Mount Variable Area Flow Meters, designed for easy monitoring of airflow in various applications with a clear and user-friendly display.

Product Number Air Flow, Max Float Type Materials Scale Length Valve Type
FLDA3219G
TWD6,853 / each
13  In Stock
7 ml/min
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
FLDA3208C
TWD7,786 / each
Available
in 5 weeks
150 SCFH
Carboloy
Aluminum, Polycarbonate
65 mm
6-Turn Valve
FLDA3210G
TWD7,144 / each
Available
in 5 weeks
1 l/min
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
FLDA3214G
TWD7,144 / each
5  In Stock
5 l/min
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
FLDA3222G
TWD6,853 / each
14  In Stock
100 ml/min
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
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Stainless Steel Frame Industrial Variable Area Flow Meters

The FLD100 Heavy-duty flowmeters are fully enclosed in a brushed stainless steel case. Ideal for industrial applications with flow rates up to 116 GPM and 250 SCFM.

Product Number Air Flow, Max Water Flow, Max
FLD107
TWD45,662 / each
Available
in 5 weeks
16 SCFM
3.8 GPM
FLD108
TWD45,662 / each
Available
in 5 weeks
21.5 SCFM
5 GPM
FLD112
TWD45,662 / each
Available
in 5 weeks
47.5 SCFM
11 GPM
FLD116
TWD45,662 / each
Available
in 5 weeks
0 m³/s
26 GPM
±4 % Acrylic Variable Area Flow Meters For Air or Water

The FLK2000 Series has a maximum temperature rating of 140°F (60°C) and a maximum pressure rating of 125 psi and are the ideal choice for medical and laboratory applications.

Product Number Air Flow, Max air-flow-min center-to-center-length Valve Included Water Flow, Max
FLK-2211
TWD3,382 / each
Available
in 9 weeks
1 l/min
0.1 l/min
3.03 in
true
0 m³/s
FLK-2201
TWD3,245 / each
7  In Stock
2 SCFH
0.2 SCFH
3.03 in
true
0 m³/s
FLK-2202
TWD3,382 / each
11  In Stock
3 SCFH
0.2 SCFH
3.03 in
true
0 m³/s
FLK-2203
TWD3,382 / each
3  In Stock
8.5 SCFH
0.85 SCFH
3.03 in
true
0 m³/s
FLK-2205
TWD3,382 / each
6  In Stock
25 SCFH
2.5 SCFH
3.03 in
true
0 m³/s
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High Accuracy Stainless Steel Variable Area Flow Meters

Flow Meters for air and water applications. Accuracy: ± 3% of full scale Repeatability: ± 1% Wetted Parts:316 SS, borosilicate glass, EPR O-Rings Max. Temperature: 200°F

Product Number Air Flow, Max Float Type Process Connection Size Scale Media Calibration Water Flow, Max
FL612G
TWD61,688 / each
Available
in 6 weeks
21.5 SCFM
Rib-Guided
1 in
Air @ 100 psi
0 m³/s
Heavy Duty Flowmeters With Stainless Steel Enclosures

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
FL912G
TWD86,027 / each
Available
in 7 weeks
22 SCFM
1 in
Air @ 100 psi
0 m³/s
Pneumatic In-line Flowmeters With Multi-pressure Flow Scales

OMEGA's multi-pressure pneumatic flowmeters feature ananodized aluminum body design and easy installation. For air/compressed gas applications at pressures up to 1000 psig.

Product Number Air Flow, Max Process Connection Size
FL6911A
TWD13,061 / each
Available
in 6 weeks
100 SCFM
1/2 in
FL6920A
TWD13,616 / each
Available
in 6 weeks
25 SCFM
1/2 in
FL6960A
TWD13,616 / each
Available
in 6 weeks
50 SCFM
1/2 in
FL7950A
TWD18,466 / each
Available
in 5 weeks
50 SCFM
3/4 in
FL8945A
TWD47,854 / each
Available
in 6 weeks
400 SCFM
1 1/4 in
Direct Read Acrylic Variable Area Flow Meter Kits

The FL-2500 Series direct read flow meter kits offer include seven interchangeable direct read scales for air, water, Argon, CO, Helium, Nitrogen and Oxygen.

Product Number Air Flow, Max Materials Valve Included
FL-2501
TWD4,166 / each
Available
in 5 weeks
1.4 SLM
Acrylic, Brass
false
FL-2504
TWD4,166 / each
Available
in 5 weeks
8.5 SLM
Acrylic, Brass
false
FL-2505
TWD4,166 / each
2  In Stock
16 SLM
Acrylic, Brass
false
FL-2511
TWD4,409 / each
Available
in 5 weeks
1.4 SLM
Acrylic, Stainless Steel
false
FL-2513
TWD4,409 / each
Available
in 5 weeks
3.5 SLM
Acrylic, Stainless Steel
false
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Water - Direct Read, Panel Mount Variable Area Flow Meters

Discover the Water Direct Read Panel Mount Variable Area Flow Meters, designed for easy flow measurement in various applications. Reliable and user-friendly for accurate readings.

Product Number Float Type Materials Scale Length Valve Type Water Flow, Max
FLDW3201S
TWD7,965 / each
Available
in 11 weeks
Sapphire
Aluminum, Polycarbonate
65 mm
6-Turn Valve
1 l/min
FLDW3204G
TWD7,144 / each
Available
in 5 weeks
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
0.5 ml/min
FLDW3210G
TWD7,786 / each
Available
in 11 weeks
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
250 ml/min
FLDW3211G
TWD7,786 / each
Available
in 5 weeks
Borosilicate Glass
Aluminum, Polycarbonate
65 mm
6-Turn Valve
500 ml/min
FLDW3405T
TWD11,354 / each
Available
in 16 weeks
Tantalum
Aluminum, Polycarbonate
150 mm
6-Turn Valve
2 l/min
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Variable Area Flow Meters

Variable Area Flow Meters support flow measurement, switching, control, or ...

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