Flowmeter with Bellows Needle Valve MODEL RK1500 SERIES

“The low-leak rotameter products”

Quick Review

• KOFLOC RK1500 SERIES Low-Leak Variable Area Flowmeter
The KOFLOC Low-Leak Variable Area Flow Meter MODEL RK1500 SERIES combines a tri-flat or a rib-guided flow-tube manufactured with a precision glass molding technique, a sophisticated needle valve and a super-precision spherical float. Every product is tested with a helium leak detector before shipping

• H20 and other liquids
The KOFLOC Low-Leak Variable Area Flow Meter MODEL RK1500 SERIES is capable of measuring water and other liquids, not exceeding 1l/min. Ask KOFLOC for more details, including availability of calibration medium.

• 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.

• Wide flow range coverage
The KOFLOC Low-Leak Variable Area Flow Meter MODEL RK1500 SERIES comes in 4 sizes of 120, 150, 200 and 250 mm that cover small flow ranges from 0.5 ml/min to 3 l/min to medium range of 3 ml/min to 30 l/min.

• Steel fittings
The KOFLOC Low-Leak Variable Area Flow Meter MODEL RK1500 SERIES has good anticorrosion characteristics. The fittings are made of SUS316 stainless steel with O-rings of Viton® or fluorocarbon resin fittings. The flow tube is made of Pyrex®. The float is either SUS316 or Viton®.

• 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 Low-Leak Variable Area Flow Meter MODEL RK1500 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.