Product Description
0.15–1 LPM Air Acrylic Flowmeter – Visi-Float® VFA-22-SS (Stainless Wetted Parts)
The Series VF Visi-Float® VFA-22-SS Flowmeter is designed for ultra-low-range air-flow indication in laboratory, medical, and industrial systems requiring stainless steel wetted components with external flow regulation.
Precision-machined from solid acrylic blocks and fitted with hot-stamped direct-reading scales, this compact unit delivers dependable repeatability, corrosion resistance, and fast visual confirmation for trace-gas service.
Flow Range, Accuracy & Operating Limits
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Air Flow Range: 0.15–1 LPM
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Scale Length: 2 in
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Accuracy: ±5% F.S. (VFA models)
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Service: Compatible gases & liquids
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Mounting Orientation: Vertical only
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Pressure / Temperature Limits:
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100 PSIG @ 150°F
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150 PSIG @ 100°F (no valve)
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Construction & Wetted Materials
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Body: Clear acrylic
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O-Rings: Buna-N (fluoroelastomer optional)
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Metal Parts: Stainless steel
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Float: Stainless steel / glass / aluminum (range-dependent)
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Valve: None — external flow control required
Process Connections & Mounting
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Connection: 1/8″ Female NPT
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Mounting: Vertical orientation
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Pipe Support: Metal mounting inserts
Typical Applications
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Trace air-flow monitoring
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Medical gas systems
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Laboratory instrumentation
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Air samplers
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Gas analyzers
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Pollution monitoring
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Chemical injection
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Cabinet purging
Why Choose the Visi-Float® VFA-22-SS?
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0.15–1 LPM range for ultra-micro flow monitoring
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Stainless wetted components for corrosion resistance
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Direct-reading scale eliminates conversions
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Clear acrylic body allows inspection
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Precision-machined bore ensures repeatability
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Compact panel footprint
Compliance & Approvals
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RoHS II compliant (EU Directive 2011/65/EU)
Shipping Information
Ships in 1–2 weeks, subject to availability.
