Variable Area Flowmeters by Blue-White Industries

Rotameters, Flowmeters, Blue-White Industries

Variable Area Flow Meters - Acrylic Models

The variable area line of flow meters include velocity driven float and scale type meters.

Meters require in-line or panel mounted, vertical installation. Both gas and fluid models are available.

F-400N Machined Acrylic Tube

Pipe sizes 1/4", 3/8" and 1/2" F/NPT
Flow from Liquid: 0.025 to 5 GPM (0.1 to 20 LPM)
Air: 4 to 80 SCFM (8 to 140 M3/hr)

Acceptable in Direct Sunlight

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F-410N Machined Acrylic Tube

Pipe sizes 3/4" and 1" F/NPT
Flow from Liquid: 1 to 20 GPM (4 to 80 LPM)
Air: 4 to 80 SCFM (8 to 140 M3/hr)

Acceptable in Direct Sunlight

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F-420N Machined Acrylic Tube

Pipe sizes 1" female NPT fittings
1 1/2" male NPT fittings
Flow from 5 to 25 GPM / 20 to 100 LPM
Acceptable in Direct Sunlight

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F-430N Machined Acrylic Tube

Pipe sizes 1 1/2" and 2" female NPT fittings
Flow from 4 to 100 GPM / 15 to 375 LPM
Acceptable in Direct Sunlight

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F-550 Machined Acrylic Block

Pipe sizes 1/4", 3/8", 3/4" and 1" male NPT
1/2" hose barb
Flow from Liquid: 0.025 to 20 GPM
(0.1 to 75 LPM)
Air: 0.1 – 45 SCFM
Panel Mount
Adjustable Valve Available

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F-300 Pitot Tube Acrylic

Pipe sizes 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 4", 6", 8"
Flow from 2 to 1900 GPM (8 to 7200 LPM)
Clamp-On – Insertion Mount

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Variable Area Flow Meters - High Temp / High Pressure - Molded Polysulfone Models

F-440 Polysulfone Molded Flow Meters

Pipe sizes 3/8" , 1/2" , 3/4" male NPT
Flow from .025 to 5 GPM (0.1 to 37.5 LPM)
Compact Size – Tight Installations

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F-450N Polysulfone Molded Flow Meters

Pipe sizes 3/8" female NPT
1/2" , 3/4" male NPT
Flow from Liquid: 0.1 to 10 GPM (.4 to 40 LPM)
Air: 1 to 48 SCFM (2 to 80 M3/hr)
Panel Mount, Adjustable, and Brass Adapters Available

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F-451 Polysulfone Molded Flow Meters

Pipe sizes 1" female NPT (Polysulfone)
1-1/2"  female NPT (PVC)
Flow from Liquid: 0.5 to 40 GPM
(2 to 155 LPM)
Air: 4 to 80 SCFM (7 to 140 M3/hr)
Panel Mount, Sheild, and Brass Adapters Available

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F-452N Polysulfone Molded Flow Meters

Pipe sizes 2" F/NPT
2" socket fusion
Flow from Liquid: 2 to 175 GPM (8 to 675 LPM)
Air: 4 to 240 SCFM (7 to 400 M3/Hr)
High Volume

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High Temperature Ultrapure Variable Area Flow Meters

F-460 Ultrapure High Temperature Variable Area Flow Meters

Pipe sizes 1/2" and 3/4" female NPT fittings
1/2" and 3/4" socket fusion fittings
Flow from .1 to 5.0 GPM (.4 to 20.0 LPM)
No Metal – UltraPure Applications

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F-461 Ultrapure High Temperature Variable Area Flow Meters

Pipe sizes 1" female NPT fittings
1" socket fusion fittings
Flow from 1 to 35 GPM (4 to 130 LPM)
No Metal – UltraPure Applications

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F-462 Ultrapure High Temperature Variable Area Flow Meters

Pipe sizes 2" female NPT fittings
2" socket fusion
63mm Butt Fusion
Flow from 2 to 80 GPM / 8 to 300 LPM
No Metal – UltraPure Applications

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