Purge Flowmeter with Needle Valve MODEL RK1650 SERIES

“The compact purge rotameter products for scientific instrumentation”

Quick Review

• KOFLOC RK1650 SERIES Compact Purge Variable Area Flowmeter
The KOFLOC Compact Purge Flow Meter with Needle Valve MODEL RK1650 SERIES is a small device especially suited for use as purge flowmeter or with scientific instrumentation. The new redesigned MODEL RK1650 SERIES retains all the advantages of MODEL RK1600 SERIES, but in an all-new design package.

• Wide flow range coverage
The KOFLOC Compact Purge Flow Meter with Needle Valve MODEL RK1650 SERIES comes in 4 sizes of 84, 104, 124 and 154 mm that cover flow ranges of 1, 2, 3, 5, 10, 15 and 20 l/min. A selectionof 4 different types of needle valves is available to match most requirements.

• Low pressure loss
The KOFLOC Compact Purge Flow Meter with Needle Valve MODEL RK1650 SERIES is optimized to minimize pressure loss, for low supply pressure applications.

• Low-price
The KOFLOC Compact Purge Flow Meter with Needle Valve MODEL RK1650 SERIES is small, simple and low in price. They can easily be accommodated into many scientific instrumentation. 

• KOFLOC Dependability
KOFLOC has 60 years of experience in manufacturing precision flow instruments. KOFLOC products, both standard and off-catalog custom items are well received throughout Japan as the name that manifests confidence. KOFLOC, the fluid expert, is the name professionals trust inprecision control of minute flow.

• Steel/ Brass fittings
The fittings are available in either SUS316 stainless steel or brass with respective O-rings of Viton®for SUS316 and NBR for brass fittings. The flow tube is made of Pyrex® and is enclose in a protective cover of acrylic resin.

• Tri-flat & rib-guide flow-tubes
KOFLOC leads the industry in tri-flat flow-tube (for flows between 5 ml/min to 500 ml/min) production with superior precision. The rib-guide flow-tubes are used for medium range flows between 1 l/min and 50 l/min.

The KOFLOC Compact Purge Flow Meter with Needle Valve MODEL RK1650 SERIES 

can only be used for the following gases.
Medium (gases): Actual gas calibration is available for the gas listed
Air, Argon: Ar, Carbon dioxide: CO2, Helium: He, Hydrogen: H2, Nitrogen: N2, Oxygen: O2
N2 equivalent conversion factor (CF) is used for other gases.
Contact KOFLOC for the availability of actual gas calibration.