Uniweld Air Flow Meters

Overview

Uniweld NV1 is a Nitro Vue single-gas flow indicator designed to indicate and regulate nitrogen flow for HVAC and refrigeration brazing and purging. The unit features 1/4" flare fittings, a clear sight indicator with a visible float, and a precision adjustable valve in an aluminum body. Typical use allows purge at 20+ SCFH and reduction to 3–5 SCFH for brazing; it requires a regulator set to 60 PSI and includes a safety blow-off at 200+ PSI. Clear Nitro Vue sight indicator with visible float for visual flow confirmation 1/4" flare fittings; inlet/outlet configured as 1/4" female inlet and 1/4" male flare outlet Precision adjustable valve for low-flow control; reseatable safety blow-off opens at 200+ PSI Product Highlights Single-gas (nitrogen) flow indicator with 1/4" flare fittings, aluminum body, adjustable valve, 60 PSI regulator requirement, and 200+ PSI safety blow-off. Product Information Standard Information Brand : UNIWELD Manufacturer Part Number : NV1 Country of Origin : USA Technical Specifications Brand : Uniweld MPN : NV1 Model Name : Nitro Vue Fittings : 1/4" flare fittings End Connection : 1/4" female inlet x 1/4" male flare outlet Material : Aluminum body Product Dimensions : 2.38 x 2 x 5 inches Weight : 7.7 ounces (0.48 lbs) Application : Purging nitrogen during brazing of copper tubing in HVAC/R systems Purge Flow Rate : 20+ SCFH Brazing Flow Rate : 3-5 SCFH Required Regulator Pressure : 60 PSI Working Pressure : 60 PSI (nominal) Overpressure Protection…