•   1-800-803-8871
AceTronic Website
HOLIDAY HOURS: We will be closed from December 23rd, 2024 - January 3rd, 2025
NEW HOURS OF OPERATION: Effective January 3rd - MON-FRI : 7:30am to 4pm

Brass Flow Regulator : FR3-B-25

Brass Flow Regulator

General Description

Smartflow flow regulators provide a unique, lead-free, single-point manual flow control.  This regular incorporates the proven mechanical flowmeter and integral needle valve in a compact design.  Very few moving parts improve reliability and lead free operation.

Used singly or in combination with a water manifold, the flow regular allows manual control of individual cooling water lines.

Features and Benefits

  • Compact size works well in restricted space locations
  • Rugged construction provides years of dependable service.
  • 210 degrees Fahrenheit, 99 degrees Celsius Temperature Rating allows installation into a wide range of applications.
  • Optional Temperature Gauge displays additional process information.
  • No Mounting Restrictions ease installation in any position without extra brackets or hardware.
FR3 B 25
Inlet Size Flow Range
15 0.2 – 1.5 gpm (gallons per min.)
1/4″ NPT(F) FR2
1/4″ BSPP(F) FR2B 25 0.5 – 2.5 gpm
3/8″ NPT(F) FR3 80 1.0 – 8.0 gpm
3/8″ BSPP(F) FR3B 100 2.0 – 10 gpm
1/2″ NPT(F) FR4 200 5 – 20 gpm
1/2″ BSPP(F) FR4B 300 4 – 30 gpm
A Flow Regulator only
B Thermometer
E Thermometer and Quick Change Socket and Plug (NPT only)

Brass Flow Regulator Diagram

Wetted Parts and Materials

Flow Out Thread Size……………3/8″NPT or BSPP
End Caps & Regulator Body……………………Brass
Valve Stem & Seat…………………………………Brass
Flow Body …………………………………..Polysulfone
Vane…………………………………………………….Nylon
Spring……………………………………..Stainless Steel
O-Rings ………………………………………………EPDM
Cap Screws……………………………..Stainless Steel
Optional Quick-Connect Fittings…………..Brass

Specifications

Flow Accuracy………………………….±10% full scale
Operating Temperature max………….210°F(99°C)
Operating Pressure max………….100 psi (6.9 bar)
Dial Thermometer…… 0° to 250°F (-20° to 120°C) ±2% accuracy (full scale)