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Variable Area Flow Meters

Shop for variable area flow meters online at Omega and save on the equipment and devices you ne... [+]
43 Products found
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OEM Style Acrylic Rotameters

FL4000 OEM-style acrylic rotameters are precisely machined from rugged, solid acrylic blocks for superb durability. They are available in 50 mm, 75 mm, 127 mm, and 250 mm sc... Read More

FL4200-4600
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
FL4216
C$85.00
1 In Stock
Meter
Air
6 to 60 SCFH
Not Applicable
±6%
NPT Female
1/4"
316 SS, Acrylic, Brass, EPR
100 psi
38 °C (100 °F)
Direct Read
No
Panel Mount
FL4204
C$85.00
33 In Stock
Meter
Water
Not Applicable
4.4 to 44 GPH
±6%
NPT Female
1/4"
316 SS, Acrylic, Brass, EPR
125 psi
54 °C (130 °F)
Direct Read
No
Panel Mount
FL4304-V
C$131.00
1 In Stock
Meter
Water
Not Applicable
0.5 to 5 GPM
±4%
NPT Female
1/4"
316 SS, Acrylic, PVC, Brass, EPR
125 psi
54 °C (130 °F)
Direct Read
Yes
Panel Mount
FL4211-V
C$107.00
1 In Stock
Meter
Air
0.26 to 2.6 SCFH
Not Applicable
±6%
NPT Female
1/4"
316 SS, Acrylic, Brass, EPR
100 psi
38 °C (100 °F)
Direct Read
Yes
Panel Mount
FL4212
C$85.00
1 In Stock
Meter
Air
0.5 to 5 SCFH
Not Applicable
±6%
NPT Female
1/4"
316 SS, Acrylic, Brass, EPR
100 psi
38 °C (100 °F)
Direct Read
No
Panel Mount
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In-line Flow meters

The FL46300 Series of liquid in-line flow meters offer individual, handmade quality, combined with excellent accuracy and repeatability. These flowmeters are machined of hi... Read More

FL46300
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
FL46309
C$271.00
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
Panel Mount
FL46306
C$141.00
1 In Stock
Meter
Water
0.5 to 5 GPM
±5%
NPT Female
1/2"
316 SS, Acrylic, FKM
150 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL46301
C$165.00
2 In Stock
Meter
Water
0.025 to 0.25 GPM
±5%
NPT Female
1/2"
PVC, Acrylic, FKM
150 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL46302
C$141.00
4 In Stock
Meter
Water
0.1 to 1 GPM
±5%
NPT Female
3/8"
PVC, Acrylic, FKM
150 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL46305
C$151.00
2 In Stock
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
Panel Mount
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Low Cost Industrial Rotameters With Capacities: 0.5 to 200 GPM of Water

OMEGA ® FL-75 flowmeters combine shatter resistant, non-glass construction and laboratory precision accuracy at an economical price. SPECIFICATIONS Acc... Read More

FL75
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
FL-75F
C$440.00
5 In Stock
Meter
Water
4 to 40 GPM
±6%
NPT Male
1 1/2"
316 SS, Polysulfone, EPR, PVC, Acrylic
150 psi
54 °C (130 °F)
Direct Read
No
FL-75C
C$347.00
2 In Stock
Meter
Water
2 to 22 GPM
±3%
NPT Female
1"
316 SS, Polysulfone, EPR, PVC, Acrylic
150 psi
54 °C (130 °F)
Direct Read
No
FL-75E
C$360.00
2 In Stock
Meter
Water
1.5 to 15 GPM
±3%
NPT Female
1"
316 SS, Polysulfone, EPR, PVC, Acrylic
150 psi
54 °C (130 °F)
Direct Read
No
FL-75A
C$347.00
3 In Stock
Meter
Water
0.5 to 5 GPM
±3%
NPT Female
1"
316 SS, Polysulfone, EPR, PVC, Acrylic
150 psi
54 °C (130 °F)
Direct Read
No
FL-75N
C$1,040.00
Available
in 4 weeks
Meter
Water
30 to 120 GPM
±6%
NPT Female
2"
316 SS, Polysulfone, EPR, PVC, Acrylic
150 psi
54 °C (130 °F)
Direct Read
No
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Acrylic Flow Meters

NOT ALL MODELS ARE STANDARD WITH VALVES, VERIFY MODEL DESCRIPTION TO CONFIRM The FL-2000 Series offers a wide variety of precision flow meters for use in medical, indu... Read More

FL2000
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-2001-NV
C$68.00
2 In Stock
Meter
Air
0.1 to 1 SCFH
Not Applicable
±5%
NPT Female
1/8"
Acrylic, Buna, Brass
100 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL-2017
C$83.00
3 In Stock
Meter
Air
10 to 100 LPM
Not Applicable
±5%
NPT Female
1/8"
Acrylic, Buna, Brass
100 psi
65 °C (150 °F)
Direct Read
Yes
Panel Mount
FL-2073
C$305.00
1 In Stock
Meter
Air
10 to 100 SCFM
Not Applicable
±2%
NPT Female
1"
Acrylic, Buna, PVC
100 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL-2040
C$107.00
23 In Stock
Meter
Air
1 to 10 LPM
Not Applicable
±3%
NPT Female
1/8"
Acrylic, Buna, PVC
100 psi
65 °C (150 °F)
Direct Read
Yes
Panel Mount
FL-2011-SS
C$119.00
5 In Stock
Meter
Air
0.1 to 1 LPM
Not Applicable
±5%
NPT Female
1/8"
SS, Acrylic, FKM
100 psi
65 °C (150 °F)
Direct Read
Yes
Panel Mount
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Direct Read Acrylic Rotameter Kits

The FL-2500 Series direct read rotometer kits offer versatility at a low cost. Each kit includes seven interchangeable direct read scales for air, water, Argon, CO2, He... Read More

FL-2500-Series
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-2504
C$98.00
10 In Stock
Meter
Air, Water
0.85 to 8.5 SLM
17.5 to 175 SCCM
±5%
NPT Female
1/8"
Brass, Acrylic, Buna, Glass
100 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL-2516
C$105.00
3 In Stock
Meter
Air, Water
2.2 to 22 SLM
70 to 700 SCCM
±5%
NPT Female
1/8"
SS, Acrylic, FKM, Carboloy
100 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL-2505
C$98.00
1 In Stock
Meter
Air, Water
1.6 to 16 SLM
45 to 450 SCCM
±5%
NPT Female
1/8"
Brass, Acrylic, Buna, SS
100 psi
65 °C (150 °F)
Direct Read
No
Panel Mount
FL-2515-V
C$127.00
1 In Stock
Meter
Air, Water
1.6 to 16 SLM
45 to 450 SCCM
±5%
NPT Female
1/8"
SS, Acrylic, FKM
100 psi
65 °C (150 °F)
Direct Read
Yes
Panel Mount
FL-2513-V
C$127.00
5 In Stock
Meter
Air, Water
0.35 to 3.5 SLM
10 to 100 SCCM
±5%
NPT Female
1/8"
SS, Acrylic, FKM, Carboloy
100 psi
65 °C (150 °F)
Direct Read
Yes
Panel Mount
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65 AND 150 mm Rotameters

The OMEGA™ precision variable-area rotameters for air, water, and gases have up to ±2% of full scale accuracy and 0.25% of full scale repeatability (models ending in "0... Read More

FL3200-FL3500
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-3440ST
C$257.00
3 In Stock
Meter
Air, Water
4151.2 to 41,512 SCCM
128.8 to 1,288 SCCM
±2%
NPT Female
1/8"
Aluminum, Glass, Polyacetal, 316 SS
200 psi
121 °C (250 °F)
0 to 150
Yes
8 Turn Resolution Valve
FL-3505G
C$430.00
1 In Stock
Meter
Air, Water
380.7 to 3,807 SCCM
8.43 to 84.3 SCCM
±2%
NPT Female
1/8"
316 SS, FKM, Glass, PCTFE
200 psi
121 °C (250 °F)
0 to 150
Yes
8 Turn Resolution Valve
FL-3439ST
C$241.00
1 In Stock
Meter
Air, Water
1673.7 to 16,737 SCCM
50.6 to 506 SCCM
±2%
NPT Female
1/8"
Aluminum, Glass, Polyacetal, 316 SS
200 psi
121 °C (250 °F)
0 to 150
Yes
8 Turn Resolution Valve
FL-3440C
C$257.00
2 In Stock
Meter
Air, Water
5949.4 to 59,494 SCCM
188.1 to 1,881 SCCM
±2%
NPT Female
1/8"
Aluminum, Glass, Polyacetal, Carboloy
200 psi
121 °C (250 °F)
0 to 150
Yes
8 Turn Resolution Valve
FL-3363ST
C$347.00
1 In Stock
Meter
Air, Water
4209.4 to 42,094 SCCM
1.261 to 1,261 SCCM
±2%
NPT Female
1/8"
316 SS, FKM, Glass, PCTFE
200 psi
121 °C (250 °F)
0 to 65
Yes
8 Turn Resolution Valve
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OEM Style Acrylic Rotameters

FL7000 OEM-style rotameters are precisely machined from solid acrylic blocks. They are available in 50, 75, 100, 127, and 250 mm scale lengths (1.97, 2.96, 5, 3.94, and 9.85')... Read More

FL7000
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
FL7604
C$216.00
1 In Stock
Meter
Water
Not Applicable
1 to 10 GPM
±2%
NPT Female
3/4"
316 SS, Acrylic, EPR
125 psi
54 °C (130 °F)
Direct Read
No
FL7401
C$156.00
2 In Stock
Meter
Water
Not Applicable
1 to 10 GPM
±4%
NPT Female
1"
316 SS, Acrylic, EPR
125 psi
54 °C (130 °F)
Direct Read
No
FL7503
C$133.00
1 In Stock
Meter
Water
Not Applicable
0.2 to 2 GPM
±3%
NPT Female
1/2"
316 SS, Acrylic, EPR
125 psi
54 °C (130 °F)
Direct Read
No
FL7304
C$95.00
3 In Stock
Meter
Water
Not Applicable
0.5 to 5 GPM
±6%
NPT Female
1/2"
316 SS, Acrylic, EPR
125 psi
54 °C (130 °F)
Direct Read
No
FL7312
C$93.00
1 In Stock
Meter
Air
0.8 to 8 SCFM
Not Applicable
±6%
NPT Female
1/2"
316 SS, Acrylic, EPR
100 psi
38 °C (100 °F)
Direct Read
No
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Direct Read In-Line and Panel Rotameters

Incorporating traditional variable area precision glass technology, these rugged PTFE flow meters offer accurate and economical solutions to medium flow range measurements.... Read More

FLD1000-FLD2000
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
FLD1001
C$825.00
1 In Stock
Meter
Air, Water
0.5 to 5 SCFM
0.12 to 1.2 GPM
±5%
NPT Female
3/8"
316 SS, Glass, FKM
150 psi
121 °C (250 °F)
Direct Read
Yes
In-Line
FLD2206
C$950.00
1 In Stock
Meter
Air, Water
2.2 to 22 SCFM
0.41 to 4.1 GPM
±5%
NPT Female
3/8"
PTFE, Glass
100 psi
65 °C (150 °F)
Direct Read
Yes
Panel Mount
FLD2005
C$835.00
1 In Stock
Meter
Air, Water
3 to 30 SCFM
0.5 to 5 GPM
±5%
NPT Female
3/8"
316 SS, Glass, FKM
150 psi
121 °C (250 °F)
Direct Read
Yes
Panel Mount
FLD2002-NV
C$705.00
3 In Stock
Meter
Air, Water
1 to 10 SCFM
0.2 to 2 GPM
±5%
NPT Female
3/8"
316 SS, Glass, FKM
150 psi
121 °C (250 °F)
Direct Read
No
Panel Mount
FLD1004
C$825.00
Available
in 4 weeks
Meter
Air, Water
2 to 20 SCFM
0.4 to 4 GPM
±5%
NPT Female
3/8"
316 SS, Glass, FKM
150 psi
121 °C (250 °F)
Direct Read
Yes
In-Line
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Direct Read Rotameters

Designed for direct read flow rates, the FLD Series rotameter is a precision instrument embodying the inherent simplicity, versatility and economy of the classical rotameter. It i... Read More

FLD
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
FLDA3212ST
C$166.00
3 In Stock
Meter
Air
0.2 to 2 LPM
Not Applicable
±5%
NPT Female
1/8"
Aluminium, Glass, Buna, 316 SS
200 psi
121 °C (250 °F)
Direct Read
Yes
Panel Mount, 65 mm
FLDW3405T
C$264.00
3 In Stock
Meter
Water
Not Applicable
0.2 to 2 LPM
±5%
NPT Female
1/8"
Aluminium, Glass, Buna, 316 SS
200 psi
121 °C (250 °F)
Direct Read
Yes
Panel Mount, 150 mm
FLDA3217ST
C$166.00
1 In Stock
Meter
Air
2.5 to 25 LPM
Not Applicable
±5%
NPT Female
1/8"
Aluminium, Glass, Buna, 316 SS
200 psi
121 °C (250 °F)
Direct Read
Yes
Panel Mount, 65 mm
FLDA3412C
C$241.00
2 In Stock
Meter
Air
0.125 to 1.25 LPM
Not Applicable
±5%
NPT Female
1/8"
Aluminium, Glass, Buna, Carboloy
200 psi
121 °C (250 °F)
Direct Read
Yes
Panel Mount, 150 mm
FLDW3205ST
C$166.00
1 In Stock
Meter
Water
Not Applicable
0.6 to 6 mL/min
±5%
NPT Female
1/8"
Aluminium, Glass, Buna, 316 SS
200 psi
121 °C (250 °F)
Direct Read
Yes
Panel Mount, 65 mm
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