Low-Cost Flow Meter for Air and Nitrogen MODEL RK1150 SERIES

“The low-cost rotameter for air and nitrogen”

Quick Review

• Low price
The KOFLOC Low-Cost Variable Area Flow Meter RK1150 SERIES is made using streamlined mass production and resin-mold, to lower price and processing time from order to shipment.

Corrosion resistance
The KOFLOC Low-Cost Variable Area Flow Meter RK1150 SERIES exterior casing is made of corrosion-resistant engineering plastic. A selection of SUS316 stainless steal or Pyrex® float is available.

• KOFLOC Dependability
KOFLOC has 60 years of experience in manufacturing precision flow instruments. KOFLOCproducts, 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.

• Clean & Compact appearance
The KOFLOC Low-Cost Variable Area Flow Meter RK1150 SERIES features compact design andclean instrumentation with no screw heads visible on the front panel.

• Easy Disassembly/Reassembly
The simple construction of KOFLOC Low-Cost Variable Area Flow Meter RK1150 SERIES makescleaning and part replacement simple.

• Selection of flow control valves 
The KOFLOC Low-Cost Variable Area Flow Meter RK1150 SERIES can have no valve, simple needle valve or the highly praised precision needle valve, preinstalled at factory for saving piping space.

• Steel/Brass fittings
The fittings are available in either SUS304 stainless steel or brass with respective O-rings ofViton® for SUS304 and NBR for brass fittings.

• 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.

KOFLOC Variable Area Flow Meter RK1150 SERIES 

can only be used for the following gases.
Medium (gases): Actual gas calibration is available for the gas listed

Air, Nitrogen, N2