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Flow Indicator by Blue-White Industries

Diaphragm,Metering,Pumps,Blue,White,IndustriesFlow Indicator

  • Excellent diagnostic tool.

  • Available for 1/4" tubing and 3/8" tubing.

  • Rhythmic rising and falling of the ball indicates positive flow.

  • Designed for Diaphragm and Peristaltic Pumps.

The Flow Indicator is an excellent diagnostic tool for chemical feed pumps.

Visual Indicators:

  • Rhythmic rising and falling of the ball indicates positive flow.

  • Air bubbles indicate chemical has exhausted.

  • Stationary ball indicates no flow.

Possible problems could be:

  • lost prime

  • stopped motor

  • plugged injection fitting

  • faulty tube or diaphragm

  • plugged or dirty footvalve filter

  • chemical has been exhausted for a lengthy period of time

Blue-White recommends using:

  • Glass bobbin for Chlorines and Acids

  • Stainless Steel bobbin for Soaps and Waxes (high viscose fluids)

Compatible Models

    FLEXFLO® Peristaltic Pumps


    CHEM-FEED® Diaphragm Pumps


Model Tube Connection Float Material Body Material O-Ring
FI-100-4V 1/4" tubing Glass Acrylic FKM
FI-100S-4V 1/4" tubing Stainless Steel Acrylic FKM
FI-100-6V 3/8" tubing Glass Acrylic FKM
FI-100S-6V 3/8" tubing Stainless Steel Acrylic FKM


About Us

Metex Corporation Limited has been providing superior products and services to the process control, chemical treatment, waste water, industrial and manufacturing industries for over 25 years. It is our goal to continually provide our customers with the best possible equipment, technology, and service.


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Dataloggers, sensors, pumps, recorders, hand held instruments, flow instrumentation, level controls, valves, instrumentation, containers, tanks, transmitters, data loggers, digital indicators, mixers and agitators, pressure intrumentation, analyzers and controllers for a variety of industrial applications such as water quality, pH/ORP and more.

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