F-400, F-410, F-420, and F-430

Overview

Water Ranges

  • 0.025 – 100 GPM

Air Ranges

  • 0.2 – 80 SCFM
  • Machined from high quality acrylic, polished to a clear finish
  • Annealed for added strength and chemical resistance
  • Acceptable for outdoor installations (direct sunlight okay)
F-400 Machined Acrylic Tube Rotameters

  • Tough machined acrylic meter body, highly polished to a clear finish.
  • Direct reading permanent scale.
  • White back reflector for easy reading.
  • F/NPT adapters with high grade Viton o-ring seals and aluminum “stress ring” thread supports.
  • 316 stainless steel or Hastelloy rod guided floats.
  • Acceptable in direct sunlight applications.
  • Water treatment systems
  • Industrial washing and dishwashing machines
  • Pressure boosting of process water
  • Heating & cooling in industrial processes
  • Air-conditioning systems
  • Airwashing, moisturisation,
  • humidification (softened water)
  • Water supply and pressure boosting
  • (potable water & slightly chlorinated)
  • Compact design
  • Wide range
  • Suitable for slightly aggressive liquids
  • Low-noise
F-410

Overview

  • Tough machined acrylic meter body, highly polished to a clear finish.
  • Direct reading permanent scale.
  • White back reflector for easy reading.
  • F/NPT adapters with high grade Viton o-ring seals and aluminum “stress ring” thread supports.
  • 316 stainless steel or Hastelloy rod guided floats.
  • Acceptable in direct sunlight applications.
  • Max. working pressure: 150 PSI (10.3 bar) @ 70 F (21 C)
  • Max. Fluid Temperature:
    -Polypropylene adapters: 150 F (65 C) @ 0 PSI
    -PVC adapters and floats: 120 F (49 C) @ 0 PSI
  • Full scale accuracy: +/- 5%
  • Calibration fluid: water, specific gravity 1.0
  • Scale length: 5” (127mm)
  • Environment: Acceptable for direct sunlight exposure.
  • Maximum pressure drop: 2 PSI
  • Approximate shipping wt: 2 lb. (.91 kg)
F-420

Overview

  • Tough machined acrylic meter body, highly polished to a clear finish.
  • Direct reading permanent scale.
  • White back reflector for easy reading.
  • 1” F/NPT or 1-1/2” M/NPT adapters with high grade Viton o-ring seals.
  • 316 stainless steel or Hastelloy rod guided floats.
  • Acceptable in direct sunlight applications.

Features

  • Tough machined acrylic meter body, highly polished to a clear finish.
  • Direct reading permanent scale.
  • White back reflector for easy reading.
  • 1” F/NPT or 1-1/2” M/NPT adapters with high grade Viton o-ring seals.
  • 316 stainless steel or Hastelloy rod guided floats.
  • Acceptable in direct sunlight applications.

Materials of Construction:

  • Meter Body: Cast Acrylic Rod
  • Adapters: PVC
  • Guide Rod Holder: Polysulfone
  • O-ring seals: Viton (optional EP)
  • Float:
  • Standard Series 316SS
  • K- Series Hastelloy
  • Guide Rod:
  • Standard Series: 316SS
  • K- Series: Hastelloy
F-430

Overview

  • Tough machined acrylic meter body, highly polished to a clear finish.
  • White back reflector for easy reading.
  • Direct reading permanent scale.
  • 1-1/2” or 2” F/NPT adapters with high grade Viton o-ring seals and aluminum “stress ring” thread supports.
  • 316 stainless steel or Hastelloy rod guided floats.
  • Acceptable in direct sunlight applications.