VISI- FLOAT®

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The Series VF Visi-Float® Flowmeters are a line of direct reading, precision machined, clear acrylic body flowmeters suitable for both gas and liquid applications. The fabrication of the Visi-Float® flowmeters is backed by over 60 years of experience in acrylic instrument machining. This Series consists of 2″ (51 mm) and 4″ (102 mm) scales with optional precision metering valves.

NIST CALIBRATION available in Product Configurator.

Product Applications

  • Medical equipment
  • Laboratory equipment
  • Air samplers
  • Gas analyzers
  • Pollution monitors
  • Chemical injectors
  • Cabinet purging

VISI- FLOAT® ACRYLIC FLOWMETERS

  • Appealing design allows for complete visual inspection with bodies that are cut and precision machined from solid, clear acrylic blocks
  • Increased reading accuracy with clear visibility of the float on a smooth white background
  • Eliminates the need for troublesome conversions and increases product operating life with direct reading scales that are hot stamped into the plastic
  • High repeatability from precision machined tapered bores
  • Low installation costs with back or end connection options with metal mounting inserts that can be supported directly by system piping

Technical Sheets

Instruction Manual
Catalog Page

Specifications

Service
Compatible gases and liquids.
Wetted Materials
Body: Acrylic plastic; O-ring: Buna-N (fluoro elastomer available); Metal parts: Nickel plated brass standard, SS optional; Float: SS, black glass, aluminum, K monel depending on range.
Temperature & Pressure Limits
Without Valve: 100 psig (6.9 bar) @ 150°F (65°C); 150 psig (10 bar) @ 100°F (38°C); With Valve: 100 psig (6.9 bar) @ 120°F (48°C).
Accuracy
VFA = 5% of FS; VFB = 3% of FS.
Process Connection
1/8″ female NPT. VFB ranges 85 and 86 have 1/4″ NPT back connections or 3/8″ NPT end connections. These ranges not available with brass valves.
Scale Length
VFA 2″ typical length; VFB 4″ typical length.
Mounting Orientation
Mount in vertical position.
Weight
VFA: 4.0 to 4.8 oz (.11 to .14 kg); VFB: 7.2 to 8.8 oz (.20 to .25 kg).
Agency Approvals
Meets the technical requirements of EU Directive 2011/65/EU (RoHS II).

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