F-550 ACRYLIC FLOWMETER

Panel Mount Adjustable Valve Available

Pipe sizes: 1/4″, 3/8″, 3/4″ and 1″ male NPT 1/2″ hose barb

Flow from: 0.025 to 20 GPM (0.1 to 75 LPM)


  • Durable, highly polished, one piece meter body.
  • Annealed for added strength and chemical resistance.
  • Acceptable for outdoor installations (acceptable in direct sunlight)
  • Bulkhead nuts attach directly to inside panel.
  • Optional adjustable flow control: needle-type adjustment valve.
  • Direct reading permanent scale.
  • White back reflector for easy reading.
  • 316 stainless, PTFE or Hastelloy floats and float guides.

Adapter Options:

  • 1/4″, 3/8″, 3/4″, 1″ Male NPT
  • 1/2″ Hose Barb

Panel Mount Adjustable Valve Available

Pipe sizes: 1/4″, 3/8″, 3/4″ and 1″ male NPT 1/2″ hose barb

Flow from: 0.025 to 20 GPM (0.1 to 75 LPM)


Max. working pressure:
250 psig (17.2 bar) @ 70° F (21° C)
Max. fluid temperature:200° F (93° C) @ 0 PSI
Full scale accuracy:
+/- 5%
Meter Body Material:Machined Acrylic
Adapter Material :Polypropylene
Guide Rod Material:316 SS or Hastelloy C-276
O-ring Seal Material:FKM (Optional EP)
Approx. Shipping Weight:0.907 kg

Panel Mount Adjustable Valve Available

Pipe sizes: 1/4″, 3/8″, 3/4″ and 1″ male NPT 1/2″ hose barb

Flow from: 0.025 to 20 GPM (0.1 to 75 LPM)


Liquid (water):

  • 0.025-0.250 GPM / 0.1-1.0 LPM
  • 0.1-1.0 GPM / 0.4-4.0 LPM
  • 0.2-2.0 GPM / 0.75-7.5 LPM
  • 0.5-5 GPM / 2.0-20.0 LPM
  • 1-10 GPM / 4-40 LPM
  • 1-5 GPM / 3-18 LPM
  • 1-15 GPM / 6-60 LPM
  • 2-20 GPM / 7.5-75 LPM