F-450

Polysulfone Flow Meter

The F-450 Series Flow Meters offer a tough injection molded polysulfone meter body, corrosion and wear resistant internal parts, easy-to-read scales, and exceptional accuracy and repeatability. F-450 Series units are available in configurations for in-line or panel mount installations. Additionally, F-450 units may be ordered with an integral, adjustable flow control needle metering valve.

Technical Overview:

GPM
.1 - 10
LPM
.4 - 40
PSI
175
Bar
12
Fahrenheit (°F)
212
Celsius (°C)
100
Body Material
Polysulfone
Pipe Sizes
⅜”, ½”, ¾” F/NPT
Literature

Features

  • Polysulfone meter body resists high temperatures and pressures
  • 316 SS rod guided float
  • Taller size for better scale readability
  • Direct reading permanent scale
  • Optional flow control needle valve
  • Not recommended for direct sunlight
  • In-Line (vertical) mount only
  • Available OEM options: Private labeling, custom calibrations and custom materials
Adapter Options
  • 3/8″ female NPT and 1/2″ , 3/4″ male NPT Inline units
  • 3/8″ female NPT and 1/2″ , 3/4″ male NPT panel mount units
  • 3/8″ female NPT and 1/2″ , 3/4″ male NPT panel mount adjustable units
What’s Included:
  • Flowmeter x1
  • Instruction Manual

Specifications

Max. Working Pressure:
  • 175 psig (12.0 bar) @ 70° F (21° C)
Full Scale Accuracy:
  • +/- 4%
Meter Body Material:
  • Polysulfone
Adapter Material:
  • Standard Models: Polysulfone
Union Nuts:
  • Standard Models: Polysulfone
Guide Rod Material:
  • Standard Series: 316 SS
Float Material:
  • 316SS or PTFE (varies per model)
O-ring Material:
  • FKM
Max Pressure Drop:
  • 2 PSI
Approx. Shipping Weight:
  • 1/2 lb. (0.23 kg)
Max. Fluid Temperature:
  • Standard Models: 212° F (100° C) @ 0 PSI

Meter Ranges

Standard Series:

Equipped with 316 SS guide rod

IN-LINE MODEL NUMBER PANEL MOUNT MODEL NUMBER ADJUSTABLE MODEL NUMBER PIPE SIZE (M/NPT) GPM RANGE LPM RANGE FLOAT MATERIAL
F-45375L-6 F-45375LE-6 F-45375LA-6 3/8”F/NPT 0.1-1.0 0.4–4.0 PTFE
F-45375L-8 F-45375LE-8 F-45375LA-8 1/2”M/NPT 0.1-1.0 0.4–4.0 PTFE
F-45376L-6 F-45376LE-6 F-45376LA-6 3/8”F/NPT 0.2-2.0 1–7.5 316SS
F-45376L-8 F-45376LE-8 F-45376LA-8 1/2”M/NPT 0.2-2.0 1–7.5 316SS
F-45500L-6 F-45500LE-6 F-45500LA-6 3/8”F/NPT 0.5-5.0 2–20 316SS
F-45500L-8 F-4500LE-8 F-45500LA-8 1/2”M/NPT 0.5-5.0 2–20 316SS
F-45500L-12 F-45500LE-12 F-45500LA-12 3/4”M/NPT 0.5-5.0 2–20 316SS
F-45750L-12 F-45750LE-12 F-45750LA-12 3/4”M/NPT 1-10 4–40 316SS

Accessories

Replacement Parts

ImageNameCatalog Number

Downloads

Title
Polysulfone Flow Meter Quickstart Guide – 80000-703
70 downloads
94403 435.18 KB June 2, 2022
F-450 Replacement Parts List
109 downloads
78050 853.26 KB February 10, 2022
F-450N Panel Mount Adjustable – Exploded View Diagram
1307 downloads
48118 475.59 KB February 8, 2022
F-450N Panel Mount – Exploded View Diagram
1249 downloads
48117 461.76 KB February 8, 2022
F-450N Inline – Exploded View Diagram
2281 downloads
48116 448.51 KB February 8, 2022
F-450N Instruction Manual – 80000-441
2609 downloads
46022 1,022.28 KB February 8, 2022
F-450 Technical Data Sheet – 85000-091
5941 downloads
46021 362.66 KB July 20, 2022

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