Home » Brooks Instrument » Variable Area Flow Meters / Rotameters

Variable Area Flow Meters / Rotameters


Variable Area Flow Meters / Rotameters

Variable Area Flow Meters

Over sixty years of variable area meter expertise

Brooks started designing and manufacturing variable area (VA) meters, also referred to as rotameters, in 1946. Now, with more than six decades of application experience, Brooks helps customers with VA solutions in just about every industry. Brooks solutions have come from its standard portfolio as well as custom-designed products incorporating special materials of construction, connections and pressure ratings.

The Brooks line of glass tube and metal tube VA meters ensures measurement repeatability, which provides dependable flow monitoring and consistency. External power is not required for operation; therefore, they provide a fail-safe flow indication under any circumstance. Brooks VA meters can be provided with a variety of wetted materials for high-pressure, high-temperature conditions and hazardous locations.

• Liquid flow range: 0.8 to 100,000 l/h

• Gas flow range: 40 to 1,400 m3n/h

• High pressure, high/low temperature

• High alloy construction

• Explosion proof design

• Outputs available: alarm, 4-20 mA

• HART® AMS configurable

• Foundation™ Fieldbus option

Armored VA Meters: The Brooks line of rugged metal tube VA flow meters is ideal for high-pressure, high-temperature, and other demanding flow applications where safety is a concern. HART, FOUNDATION™ Fieldbus and 4 – 20 mA outputs and limit switches provide for remote flow monitoring.

Glass Tube VA Meters: The Brooks line of reliable glass tube VA meters is ideal for gas and liquid flow measuring applications where viewing the process is desirable.

Purgemeters: The Brooks Sho-Rate™ brand of VA meters delivers industry-leading performance for gas or liquid flows. Robust engineering ensures reliable indication and unsurpassed service life.

Brooks Instrument


Global Headquarters

 Brooks Instrument

407 West Vine Street

Hatfield, PA 19440-0903 USA

Toll-free (USA): 888-554-FLOW

T: 215-362-3700

F: 215-362-3745 BrooksAM@BrooksInstrument.com

France (Level Products)

 Brooks Instrument

Z.A. da la Tour

03200 Abrest


T: +33 (0) 470 598181

F: +33 (0) 470 599637


 Brooks Instrument China

Room 203, Building 6

No. 1888 Xin Jin Qiao Road

Jin Qiao E.P.Z. Pu Dong

Shanghai 201206 China

T: +86 (21) 3872 0770

F: +86 (21) 3872 0771


 Brooks Instrument India Pvt Ltd

301, 3rd Floor

A to Z Industrial Estate

Ganpatrao Kadam Marg

Lower Parel, Mumbai 400 013

Maharashtra, India

T: +91 (22) 6627 0780

F: +91 (22) 6627 0780 Extn: 8


 Brooks Instrument

Zur Wetterwarte 50

Gebaude 337/B

01109 Dresden Germany

T: +49 (0) 351 2152 040

F: +49 (0) 351 2152 0425

Europe, Middle East & Africa

Brooks Instrument

Neonstraat 3

6718 WX Ede


T: +31 (0) 318 549300

F: +31 (0) 318 549309 BrooksEU@BrooksInstrument.com


 Brooks Instrument Japan

1-4-4 Kitasuna Koto-Ku

Tokyo, 136-0073 Japan

T: +81 (3) 5633 7100

F: +81 (3) 5633 7101



 Brooks Instrument Singapore

18 Boon Lay Way

#04-136 Tradehub 21

Singapore 609966

T: +65 6595 5168

F: +65 6595 5169



Brooks Instrument Korea

D-406, Bundang Techno Park

#151 Yatap-dong, Bundang ku


Kyungki-do, Korea 463-050

T: +82 (31) 708 2521

F: +82 (31) 708 2595



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