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Variable Area Flow Meters

45 Products
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The FL-W Series of water flow monitors can be used with flows from 1 gph up to 90 gpm.

Product Number Category Media Type Liquid Flow Range Accuracy Process Connection Type Process Connection Size Wetted Materials Max Operating Pressure Max Process Temperature Scale Valve Included Features
FL-W01
$1,194.07
Available
in 13 weeks
Meter
Water
0.1 to 1 GPM
±5%
NPT Female
3/4"
300 SS, Polysulfone, Brass, PTFE
150 psi
93 °C (200 °F)
Direct Read
No
Piston Design Type
FL-W02
$1,194.07
Available
in 13 weeks
Meter
Water
0.2 to 2 GPM
±5%
NPT Female
3/4"
300 SS, Polysulfone, Brass, PTFE
150 psi
93 °C (200 °F)
Direct Read
No
Piston Design Type
FL-W05
$1,194.07
Available
in 13 weeks
Meter
Water
0.5 to 5 GPM
±5%
NPT Female
3/4"
300 SS, Polysulfone, Brass, PTFE
150 psi
93 °C (200 °F)
Direct Read
No
Piston Design Type
FL-W10
$1,194.07
Available
in 13 weeks
Meter
Water
1 to 10 GPM
±5%
NPT Female
3/4"
300 SS, Polysulfone, Brass, PTFE
150 psi
93 °C (200 °F)
Direct Read
No
Piston Design Type
FL-W15
$1,253.00
Available
in 13 weeks
Meter
Water
1.5 to 15 GPM
±5%
NPT Female
3/4"
300 SS, Polysulfone, Brass, PTFE
150 psi
93 °C (200 °F)
Direct Read
No
Piston Design Type
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OMEGA's FL-6400A in-line flowmeters are designed for use with many caustic or corrosive fluids. These meters feature SS construction and can be mounted in any position.

Product Number Category Media Type Liquid Flow Range Accuracy Process Connection Type Process Connection Size Wetted Materials Max Operating Pressure Max Process Temperature Scale Valve Included Features
FL-6402A-316
$1,084.35
Available
in 6 weeks
Meter
Water
0.2 to 2 GPM
±2%
NPT Female
1/2"
316 SS, Polyphenylene Sulfied, Ceramic
6000 psi
116 °C (240 °F)
Direct Read
No
Dual Scale GPM/LPM
FL-6404A-316
$1,084.35
Available
in 6 weeks
Meter
Water
0.5 to 5 GPM
±2%
NPT Female
1/2"
316 SS, Polyphenylene Sulfied, Ceramic
6000 psi
116 °C (240 °F)
Direct Read
No
Dual Scale GPM/LPM
FL-6412A-316
$1,084.35
Available
in 6 weeks
Meter
Water
1 to 10 GPM
±2%
NPT Female
1/2"
316 SS, Polyphenylene Sulfied, Ceramic
6000 psi
116 °C (240 °F)
Direct Read
No
Dual Scale GPM/LPM
FL-6416A-316
$1,084.35
Available
in 6 weeks
Meter
Water
1.5 to 15 GPM
±2%
NPT Female
1/2"
316 SS, Polyphenylene Sulfied, Ceramic
6000 psi
116 °C (240 °F)
Direct Read
No
Dual Scale GPM/LPM
Product Number Media Type Gas Flow Range Liquid Flow Range Accuracy Process Connection Type Process Connection Size Wetted Materials Max Operating Pressure Scale Valve Included
DR10030
$335.35
Available
in 6 weeks
Air
0 to 1.1 SCFH
Not Applicable
±5%
NPT Female
1/8"
316 SS, Aluminum, Borosilicate glass
250 psi
65 mm
No
DR10062
$335.35
Available
in 6 weeks
Air
0 to 5.6 SCFH
Not Applicable
±5%
NPT Female
1/8"
316 SS, Aluminum, Borosilicate glass
250 psi
65 mm
No
DR10410
$398.45
Available
in 6 weeks
Air
0 to 0.24 SCFH
Not Applicable
±5%
NPT Female
1/8"
316 SS, Aluminum, Borosilicate glass
250 psi
65 mm
Yes
DR10482
$398.45
Available
in 6 weeks
Air
0 to 20 SCFH
Not Applicable
±5%
NPT Female
1/8"
316 SS, Aluminum, Borosilicate glass
250 psi
65 mm
Yes
DR10490
$398.45
Available
in 6 weeks
Air
0 to 55 SCFH
Not Applicable
±5%
NPT Female
1/8"
316 SS, Aluminum, Borosilicate glass
250 psi
65 mm
Yes
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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 Category Media Type Liquid Flow Range Accuracy Process Connection Type Process Connection Size Wetted Materials Max Operating Pressure Max Process Temperature Scale Valve Included Features
FL46305
Not Available
Discontinued
Meter
Water
0.3 to 3 GPM
±5%
NPT Female
1/2"
316 SS, Acrylic, FKM
150 psi
65 °C (150 °F)
Direct Read
No
In-Line
FL46308
Not Available
Discontinued
Meter
Water
1 to 17 GPM
±5%
NPT Female
1"
316 SS, Acrylic, FKM
150 psi
65 °C (150 °F)
Direct Read
No
In-Line
FL46309
$290.01
1  In Stock
Meter
Water
2 to 20 GPM
±5%
NPT Female
1"
316 SS, Acrylic, FKM
150 psi
65 °C (150 °F)
Direct Read
No
In-Line
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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 Category Media Type Gas Flow Range Liquid Flow Range Accuracy Process Connection Type Process Connection Size Wetted Materials Max Operating Pressure Max Process Temperature Scale Valve Included Features
FL-2AB-40ST-04C
$588.94
Available
in 5 weeks
Meter
Air, Water
Refer to Product Specs
Refer to Product Specs
±2%
NPT Female
1/8"
Aluminium, Buna, Glass
200 psi
121 °C (250 °F)
0 to 150
Yes
Max Air flow 45,227 ml/min, 6,621 ml/min
FL-3AA-02G-02G-02G
$800.39
Available
in 5 weeks
Meter
Air, Water
Refer to Product Specs
Refer to Product Specs
±2%
NPT Female
1/8"
Aluminium, Buna, Glass
200 psi
121 °C (250 °F)
0 to 150
Yes
Max Air flow 374 ml/min, 374 ml/min, 374 ml/min
FL-4AA-02SA-03C-03C-03C
$993.37
Available
in 5 weeks
Meter
Air, Water
Refer to Product Specs
Refer to Product Specs
±2%
NPT Female
1/8"
Aluminium, Buna, Glass
200 psi
121 °C (250 °F)
0 to 150
Yes
Max Air flow 2,423 ml/min, 2,423 ml/min, 2,423 ml/min
FL-4AB-39SA-03C-03ST-02ST
$1,099.80
Available
in 5 weeks
Meter
Air, Water
Refer to Product Specs
Refer to Product Specs
±2%
NPT Female
1/8"
Aluminium, Buna, Glass
200 psi
121 °C (250 °F)
0 to 150
Yes
Max Air flow 2,423 ml/min, 1,682 ml/min, 814 ml/min

Variable Area Flow Meters

Variable Area Flow Meters are essential instruments for accurate flow rate measurement in a var...
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