F-451

Polysulfone Flow Meter

  • 316 SS or Hastelloy rod guided float.
  • Available OEM options: Private labeling, custom calibrations and custom materials.
Technical Overview:

GPM .5 - 40 Fahrenheit (°F) 240*
LPM 2 - 155 Celsius (°C) 115*
PSI 150 Body Material Polysulfone
Bar 10.3 Pipe Sizes 1” F/NPT (Polysulfone), 1½” F/NPT (PVC)
Literature

Features

  • Polysulfone meter body resists high temperatures and pressures.
  • 316 SS, PTFE or Hastelloy rod guided float.
  • Direct reading permanent scale.
  • Not recommended for direct sunlight.
  • Available OEM options: Private labeling, custom calibrations and custom materials.
  • In-Line (vertical) mount only.
  • Polycarbonate shield available.
Adapter Options
  • 1” and 1-1/2” Inline units.
  • 1” M/NPT panel mount units.
  • 1” F/NPT and 1” sweat brass units.
What’s Included:
  • Flowmeter x1
  • Instruction Manual

Specifications

Max. Working Pressure:
  • 150 psig (10.3 bar) @ 70° F (21° C)
Max. Fluid Temperature:
  • Standard Models, 1” pipe: 212° F (100° C) @ 0 PSI
  • Standard Models, 1½” pipe: 130° F (54° C) @ 0 PSI
  • SolarMeter®: 240° F (115° C) @ 0 PSI
Full Scale Accuracy:
  • +/- 3%
Meter Body Material:
    Polysulfone
Adapter Material:
  • Standard Models, 1” pipe: Polysulfone
  • Standard Models, 1½” pipe: PVC
  • SolarMeter®: Brass
Union Nuts:
  • Glass fiber reinforced Nylon
Guide Rod Material:
  • 316 SS or Hastelloy C-276
O-ring Material:
  • FKM (Optional EP)
Max Pressure Drop:
  • 2 PSI
Approx. Shipping Weight:
  • 3 lb. (1.36 kg)

Meter Ranges

Standard Series:

Equipped with 316 SS guide rod

Pipe Size GPM LPM Float Material Non-Shielded Model Shielded Model
1″ .5 to 6 2 to 22 Teflon F-451006LHN F-451006LHNC
1-1/2″ .5 to 6 2 to 22 Teflon F-451006LHN-24 F-451006LHNC-24
1″ 1.0 to 10 4 to 40 316 SS F-451001 LHN F-451001LHNC
1-1/2″ 1.0 to 10 4 to 40 316 SS F-451001LHN-24 F-451001LHNC-24
1″ 2.0 to 20 6 to 76 316 SS F-451002LHN F-451002LHNC
1-1/2″ 2.0 to 20 6 to 76 316 SS F-451002LHN-24 F-451002LHNC-24
1″ 3.0 to 30 12 to 115 316 SS F-451003LHN F-451003LHNC
1-1/2″ 3.0 to 30 12 to 115 316 SS F-451003LHN-24 F-451003LHNC-24
1″ 4.0 to 40 15 to 155 316 SS F-451004LHN F-451004LHNC
1-1/2″ 4.0 to 40 15 to 155 316 SS F-451004LHN-24 F-451004LHNC-24

K-Series:

Equipped with Hastelloy guide rod K-Series models are specially equipped for highly corrosive applications.

Pipe Size GPM LPM Float Material Non-Shielded Model Shielded Model
1″ .5 to 6 2 to 22 Teflon F-451006LHKN F-451006LHKNC
1-1/2″ .5 to 6 2 to 22 Teflon F-451006LHKN-24 F-451006LHKNC-24
1″ 1.0 to 10 4 to 40 Hastelloy F-451001LHKN F-451001LHKNC
1-1/2″ 1.0 to 10 4 to 40 Hastelloy F-451001LHKN-24 F-451001LHKNC-24
1″ 2.0 to 20 6 to 76 Hastelloy F-451002LHKN F-451002LHKNC
1-1/2″ 2.0 to 20 6 to 76 Hastelloy F-451002LHKN-24 F-451002LHKNC-24
1″ 3.0 to 30 12 to 115 Hastelloy F-451003LHKN F-451003LHKNC
1-1/2″ 3.0 to 30 12 to 115 Hastelloy F-451003LHKN-24 F-451003LHKNC-24
1″ 4.0 to 40 15 to 155 Hastelloy F-451004LHKN F-451004LHKNC
1-1/2″ 4.0 to 40 15 to 155 Hastelloy F-451004LHKN-24 F-451004LHKNC-24

Replacement Parts

ImageNameCatalog Number

Downloads

Title
F-451 Replacement Parts List
11 downloads
78074 471.41 KB September 10, 2021
F-451 Exploded View Diagram
3302 downloads
48137 414.20 KB May 13, 2021
F-451 Instruction Manual – 80000-247
2000 downloads
46578 1,013.40 KB May 25, 2021
F-451 Technical Data Sheet – 85000-036
5751 downloads
46577 216.34 KB August 6, 2021

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