Proportional Flow Control Valve

Proportional Flow Control Valve

Proportional Flow Control Valve

Basic Information of Proportional Flow Control Valve

This valve is used to control the mix of foam and water to achieve the best extinguishing effect and reduce foam consumption.
Proportional Flow Control Valve

Features of Proportional Flow Control Valve

1. Simpler than other controls;

2. Low cost and high reliability;

3. Effectively reduce foam consumption;

4. Convenient setting and sensitive control.

Proportional Flow Control Valve

Principle of Proportional Flow Control Valve

According to the preset ratio, if the foam ratio in the mixture increases, the valve will automatically close down. If the water ratio increases, the valve will open automatically and maintain the preset ratio.
Proportional Flow Control Valve

Installation and Commissioning of Proportional Flow Control Valve

The best way to install the valve is to install the valve horizontally on the pipeline. Clean the pipe thoroughly before installation. For specific use, please consult ZECO Valve Group.

Part

Material

Standard

Body

Ductile Iron

EN 1563/DIN 1693

Bonnet

Ductile Iron

EN 1563/DIN 1693

Trim

Stainless Steel 431

EN10088-1/ASTM A959

Seat

Stainless Steel 431

EN10088-1/ASTM A959

Diaphragm

EPDM / NBR

ISO 4633

Pilot Valve

Stainless Steel 431

EN10088-1/ASTM A959

For the materials options not listed, consult factory.

ZECO manufactures valves in more than 50 different alloys.

Product scope , Standards & Materials of Proportional Flow Control Valve

Size Range: 2"~24"
Pressure Rating: 10bar ~ 25bar
Face to Face Dimensions: AMSE B16.10, EN558-1
Flange End Dimension: AMSE B16.1/16.42, AS4087, EN1092-2
Coating: Fusion Bonded Epoxy Coating
Inspection and Test: ISO 5208 / EN 12226-2

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