Low Flow Rotameter

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LFR Series

Datasheet

The Low Flow Rotameter with DP Regulator is a precise and durable device designed for accurate flow measurement in various industrial applications. It features a borosilicate glass tube with construction options in materials such as MS, SS304, SS316, or brass. The measuring span offers a wide range of 1:10, with flow ranges of 260 NLPH to 5000 NLPH for air and 6 LPH to 160 LPH for water. Compact in design, it is suitable for inline installation with center-to-center distances between 100 mm and 300 mm. The connections are 1/4 BSP/NPT (F), available in back-to-back or bottom-to-top configurations. A clear acrylic cover provides visibility from three sides, while the linear scale ensures ease of reading. With an accuracy of ±5% of the full scale, the device is easy to maintain, features replaceable parts, and is finished with a powder coating for added durability and corrosion resistance.

Technical Specifications
Glass

Borosilicate

Center to Center Distance

100 mm to 300 mm

Flow Range

Aair: 260 NLPH – 5000 NLPH \nWater: 6 LPH – 160 LPH

Various Materials of Constructions

MS/SS304/SS316/Brass

Connections

1/4 BSP/NPT (F) Back – Back/Bottom – Top

Accuracy

+/- 5% of Full-Scale

Measuring Span

1:10

Scale

Linear