Rotameters
Rotameters, also known as variable area flow meters, are ideal for measuring the flow rates of a variety of liquid and gas applications.
- No electrical connections
- Easy to read direct reading scales
- Large selection of flow rates and configurations to accommodate the unique requirements of most application.
- Low maintenance
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Oxygen Flow Meters - Acrylic, Brass Fittings, No Valve
This Acrylic Flow Meter has a Dual Direct Reading Scale with yellow backing for easy viewing of Oxygen flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 550 LPM (20 SCFM). No Valve. -
Argon Flow Meters - Acrylic, Brass Fittings, No Valve
This Acrylic Flow Meter has a Dual Direct Reading Scale with yellow backing for easy viewing of Argon flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 525 LPM (19 SCFM). No Valve. -
Carbon Dioxide Flow Meters - Acrylic, Brass Fittings, No Valve
This Acrylic Flow Meter has a Dual Direct Reading Scale with yellow backing for easy viewing of Carbon Dioxide (CO2) flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 475 LPM (17 SCFM). No Valve. -
Helium Flow Meters - Acrylic, Brass Fittings, No Valve
This Acrylic Flow Meter has a Dual Direct Reading Scale with yellow backing for easy viewing of Helium flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 1500 LPM (55 SCFM). No Valve. -
Water Flow Meter - Acrylic, Stainless Fittings
Available for multiple flow rates, this Acrylic Flow Meter has a Dual Direct Reading Scale with yellow backing for easy viewing of Water flow values. Viton Seals, 1/8" FNPT and Stainless Steel End fittings are standard. The float material varies based on the metering range (316 SS, Carboloy, Glass). Available for metering flow rates from 20 mL/min (0.3 GPH) to 1400 mL/min (22 GPH).
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Argon Flow Meters - Acrylic, Brass Fittings, Valve Included
This Acrylic Flow Meter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Argon flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 525 LPM (19 SCFM). -
Nitrogen Flow Meters - Acrylic, Brass Fittings, Valve Included
This Acrylic Flow Meter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Nitrogen flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 575 LPM (21 SCFM). -
Oxygen Flow Meters - Acrylic, Brass Fittings, Valve Included
This Acrylic Flow Meter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Oxygen flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 550 LPM (20 SCFM). -
Air Flow Meters - Acrylic, Brass Fittings, Valve Included
This Acrylic Flow Meter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Air flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 550 LPM (20 SCFM). -
Carbon Dioxide Flow Meters - Acrylic, Brass Fittings, Valve Included
This Acrylic Flow Meter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Carbon Dioxide (CO2) flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 475LPM (17 SCFM). -
Helium Flow Meters - Acrylic, Brass Fittings, Valve Included
This Acrylic Flow Meter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Helium flow values. Viton® Seals, 3/8" FNPT and Brass End fittings are standard. The float/guide material is 316 Stainless Steel. This Flow Meter is designed for panel mounting and can handle a Maximum Flow Rate of 1500 LPM (55 SCFM). -
Nitrogen (N2) Flow Meters - Acrylic, Polypropylene Fittings, No Valve
This Acrylic Flowmeter has a Dual Direct Reading Scale with yellow backing for easy viewing of Nitrogen flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 2200 LPM (77.5 SCFM). No Valve. -
Oxygen (O2) Flow Meters - Acrylic, Polypropylene Fittings, No Valve
This Acrylic Flowmeter has a Dual Direct Reading Scale with yellow backing for easy viewing of Oxygen flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 2000 LPM (70 SCFM). No Valve. -
Air Flow Meters - Acrylic, Polypropylene Fittings, Valve Included
This Acrylic Flowmeter with Valve has a Dual Direct Reading Scale with yellow backing for easy viewing of Air flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 2100 LPM (72.5 SCFM). -
Carbon Dioxide (CO2) Flow Meters - Acrylic, Polypropylene Fittings, No Valve
This Acrylic Flowmeter has a Dual Direct Reading Scale with yellow backing for easy viewing of Carbon Dioxide (CO2) flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 1800 LPM (62.5 SCFM). No Valve. -
Helium (He) Flow Meters - Acrylic, Polypropylene Fittings, No Valve
This Acrylic Flowmeter has a Dual Direct Reading Scale with yellow backing for easy viewing of Helium flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 5000 LPM (170 SCFM). No Valve. -
Argon (Ar) Flow Meter - Acrylic, Polypropylene Fittings, No Valve
This Acrylic Flowmeter has a Dual Direct Reading Scale with yellow backing for easy viewing of Argon flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 1800 LPM (65 SCFM). No Valve. -
Air Flow Meters - Acrylic, Polypropylene Fittings, No Valve
This Acrylic Flowmeter has a Dual Direct Reading Scale with yellow backing for easy viewing of Air flow values. Viton® Seals, 3/4" FNPT and Polypropylene End fittings are standard. The float/guide material is 316 Stainless Steel. This Flowmeter is designed for inline mounting and can handle a Maximum Flow Rate of 2100 LPM (72.5 SCFM). No Valve.