The Masterflex 65 mm Aluminium/SS Flowmeter, Hi-Res Valve, 3.99 LPM Air (32044-22) is a Cole-Parmer correlated variable-area flowmeter for air, water and compatible gas measurement. This 65 mm aluminium model features a high-resolution 16-turn valve, borosilicate glass flowtube, Buna N O-rings and a 316 stainless steel float, with a maximum air flow rate of 3.99 LPM.
Key Features
- Brand: Masterflex / Cole-Parmer
- Product Type: Correlated variable-area flowmeter with high-resolution valve
- Scale Length: 65 mm
- Valve Type: High-resolution 16-turn valve with nonrising stem
- Maximum Air Flow Rate: 3.99 LPM (3,990 mL/min)
- Maximum Water Flow Rate: 108.3 mL/min
- Maximum Oxygen Flow Rate: 3,761 mL/min
- Maximum Nitrogen Flow Rate: 4,097 mL/min
- Maximum Hydrogen Flow Rate: 13,600 mL/min
- Maximum Helium Flow Rate: 8,699 mL/min
- Maximum Carbon Dioxide Flow Rate: 3,449 mL/min
- Maximum Argon Flow Rate: 3,388 mL/min
- Float Material: 316 stainless steel
- Pressure Drop: 0.066 psi / 45 mm H₂O
- Accuracy: ±2% full-scale
- Repeatability: ±0.25% full-scale
- Maximum Pressure: 200 psi (13.7 bar)
- Operating Temperature: -15 to 250°F (-26 to 121°C)
- Connection: 1/8 inch NPT(F)
- Materials: Borosilicate glass flowtube, aluminium fittings and valve, Buna N O-rings, 316 stainless steel float, polycarbonate shield and aluminium/acrylic frame
- Calibration Data: Correlation data sheets supplied for water and air at STP
Benefits
- Supports accurate air, water and compatible gas flow measurement in a compact 65 mm format.
- The high-resolution valve allows finer flow adjustment for controlled low-flow applications.
- The 316 stainless steel float supports reliable correlated measurement across the specified range.
- The front shield magnifies the scale by 16% to help improve readability during operation.
- The fused ceramic millimetre scale and vertical tangential locator line support consistent float-position readings.
- Aluminium construction provides an economical option for general use with noncorrosive gases and liquids.
Why Choose the Masterflex 65 mm Aluminium/SS Flowmeter, Hi-Res Valve, 3.99 LPM Air (32044-22)?
The Masterflex 65 mm Aluminium/SS Flowmeter, Hi-Res Valve, 3.99 LPM Air (32044-22) combines compact correlated flow measurement with a high-resolution valve and 316 stainless steel float for precise flow control. John Morris Group supplies this Masterflex flowmeter for laboratories and process users requiring dependable variable-area flow measurement.
