Aalborg® introduces the Model xV multi-gas glass tube Flow Meters. These units feature unique rotatable scale drums for displaying flow rates of five routine gases (argon, carbon dioxide, helium, nitrogen, and oxygen).

Practical and economical, multi-gas rotameters eliminate the need for individual flow meters and calibrations.

Easy to read direct readi... (read more)

Aalborg®'s high tech laboratories are fully equipped to perform NIST Traceable Flow Calibrations and Services for Rotameters, Mass Flow instrumentation and many other flow products. We also offer calibration services for equipment and instruments produced by other manufacturers whose products are comparable to Aalborg®'s. (read more)

The RAMC short-stroke Rotameter allows the measurement of high flow rates using a relatively short metering tube. It is a stainless steel armored construction for the safe measurement of a variety of liquids, gas and steam. It's special application is for hazardous, dangerous or aggressive fluids, for high temperatures and high pressure rates. The RAKD short-tube mini Rotameter is used for meas... (read more)

Regulation standards now demand more precise flow measurement. Trust Key Instruments for dependable precision in flow meter calibrations. Our calibration services are used to verify a flowmeter's accuracy by comparing the meter with a primary flow standard traceable to the National Institute of Science and Technology (NIST). (read more)

Brooks® Model 1350 Sho-Rate™ low-flow glass tube rotameters provide 10% accuracy and ten-to-one rangeability for cost-effective flow measurement. Options include integral needle valves and flow controllers on the inlet or outlet. (read more)

ABB Variable Area Flowmeters have the largest world-wide number of installations of any brand. A highly economical solution to a wide range of low flow liquid, gas and steam applications handling flows of less than 3 cu in/min. in water. (read more)

Aalborg®'s Model F In-Line Single Tube Rotameter, made entirely of PTFE, PFA, and PCTFE, excels for high-purity applications or for use with corrosive liquids. Low Range and High Range F Style Models are individually tested on a Mass Spectrometer Leak Detector and certified.

Service in Europe: www.aalborginstruments.de (read more)

Incorporating traditional Rotameter precision glass technology, Aalborg®'s rugged brass and Stainless Steel Model V Flow Meter line offers accurate, economical solutions to medium flow range measurements. Meters are designed with unique rotatable scales of dual air-water direct reading graduations showing SCFM and SLPM (air), as well as GPM and LPM (water) markings. (read more)

Aalborg®'s Model G Multi-Tube Gas Proportioner Rotameter is unsurpassed in convenience and economy for blending two or three gases in homogeneous infinitely variable concentrations directly at the end use point. Gas proportioners pay for themselves since they eliminate the need for expensive custom blended gas mixtures. (read more)

The 150mm High/Low Alarm Rotameter with Optical Sensor Switch is a non-invasive means for detecting HI or LOW flow. This sensor is ideal for signaling an alarm, cutoff valve, or other device when the float passes the detector (alarm, valve, etc. not included). (read more)