The Dwyer VFB-90-BV (HL656) is a precision-machined, direct-reading acrylic flowmeter designed for accurate gas flow measurement. It is an essential instrument for industrial processes requiring reliable monitoring and control of gaseous mediums.
Key Specifications and Features:
– Body Construction: Precision machined from a solid, clear acrylic plastic block, providing exceptional durability and clear visibility of flow.
– Accuracy: Achieves a precise 3% of full-scale accuracy, ensuring reliable and consistent measurements for critical applications.
– Flow Range: Specifically calibrated for air flow ranging from 0.3 to 3 SCFM, making it suitable for low to moderate gas flow monitoring requirements.
– Process Connection: Features a ⅛” female NPT process connection, allowing for straightforward and secure integration into various piping systems.
– Integrated Valve: Includes an integrated brass valve, enabling precise manual adjustment and control of the gas flow rate.
– Maximum Operating Conditions: Engineered to perform reliably at pressures up to 100 PSI and temperatures up to 150°F, ensuring robust operation in demanding industrial environments.
– Medium Compatibility: Designed for versatility, this flowmeter is suitable for a wide range of gas applications.

