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Flow01. Variable Area Flowmeters

Variable Area Flowmeters

Well-accepted Tokyo Keiso's variable area flowmeters.
We have a wide lineup of local indication without power supply, various alarms, and signal output. We also have explosion-proof certified products, and in addition to standard materials, we also manufacture special materials and lining products.

面積流量計

Metal tube Variable Area Flowmeters

Face-to-face 250mm model
NLZ

Standard Metal tube variable area flow meters with flow direction from bottom to top. A general-purpose flow meter with a wide lineup of various alarms, signal output, explosion-proof, etc.

Multi-functional model
AM7000

General-purpose Metal Tube Type Variable Area Flowmeter with a wide lineup of various alarms, signal output, explosion-proof, etc.
There are various specifications as options, and the suitable specifications for the process can be selected. Also available for high temperature/high pressure types and special material versions.

Sanitary model
AM7000/SR

AM7000 type variable area flowmeter designed for sanitary application.
All wetted parts are mechanically polished, and electrolytically polished products can be selected as an option. The connection can be easily attached to and detached from the pipe with the ISO ferrule clamp. It also has excellent detergency.

Metal tube Variable Area Flowmeters for small flow measurement

Current output model
AM3000

Among the metal tube variable area flowmeters, the AM3000 is a product specialized for measuring small flow rates.
Selectable transmitter with current output or with HART® communication.
Explosion-proof Ex-d and intrinsically safe Ex-i specifications can also be selected.

Local indication / alarm output / pneumatic signal model
M-900

Among the metal tube variable area flowmeters, M-900 is a product specialized for measuring small flow rates.

Micro flow measurement model
MA-900

It is a flow meter specializing in the measurement of a micro flow range among the belonging metal tube variable area flowmeter. It covers a micro flow rate that cannot be measured with AM3000 or M-900.

Micro flow measurement model with digital display and current output
MA-920

It is a metal tube variable area flowmeter for micro flow measurement with LCD and current output. Explosion-proof Ex-d can be selected as an option.

Glass tube Variable Area Flowmeters

Water flow measurement model
NE

General-purpose glass tube variable area flow meter with a standard scale for water.
Suitable for water and water equivalent flow measurement.

Standard model
R-101-E

General-purpose glass tube variable area flowmeter.
Large flow rate can be measured in the glass tube variable area flowmeter.

Small flow rate, high resolution scale model
R-100

General-purpose glass tube variable area flowmeter for small flow rate.

Small flow rate, high resolution scale model with alarm output
R-700 / R-700-E

General-purpose glass tube variable area flowmeter for small flow rate with alarm output. Alarm output by reed switch or photoelectric switch is possible.

Sanitary model
R-101-SR

Sanitary model of R-100.
The wetted parts are glass or all buffed, and electrolytically polished products can be selected as an option. The connection can be easily attached to and detached from the piping with the ISO ferrule clamp. It is also excellent in detergency.

Resin variable area Flowmeters

PVC, acrylic resin model
AC

General purpose resin variable area flowmeter for liquid application.
Easy to use with a diameter of 15 to 50A.
With an alarm output can be selected as an option.

Fluororesin model
AC-T

Higher grade model of AC type.
Made of all-fluororesin, suitable for measuring corrosive liquids and chemicals. With an alarm output can be selected as an option.