The Dwyer Instruments HFS-2-02 is a low-cost, in-line flow monitor engineered for reliable flow measurement in demanding industrial environments. This model is part of the Series HF family, known for its unique floating sharp-edged orifice disk and variable area flow measurement principle. This design ensures accurate performance with fluid viscosities up to 500 SSU, making it versatile for a range of applications.
Key Features & Highlights
- Accurate Measurement: Provides ±2.5% accuracy over the center one-third of the scale, ensuring dependable flow monitoring.
- Versatile Fluid Compatibility: Handles fluids with viscosities up to 500 SSU, accommodating a wide range of industrial fluids.
- Low Maintenance: All internal wetted parts are sealed within a metal tubular casing, minimizing maintenance and extending service life.
- Clear Visual Indication: A magnet follower outside the flow tube, protected by a clear polycarbonate cover, provides direct reading of flow rate on an easy-to-read scale.
- Durable Construction: Rubber bumpers offer external impact resistance, enhancing durability in harsh environments.
- Flexible Installation: Can be mounted horizontally, vertically, or inverted, with no requirement for straight inlet/outlet piping.
- Easy Connection: Features 1/2″ female NPT connections for straightforward integration into existing systems.
Applications
The Dwyer Instruments HFS-2-02 is suitable for a variety of industrial applications, including cooling systems, lubrication circuits, chemical processing, and water treatment. Its robust design and accurate measurement make it an excellent choice for monitoring flow in processes where reliability and precision are critical.





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