Proportional Flow Control Valve

Name: Proportional Flow Control Valve
Brand: ZECO Valve Group

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.

Dof960 series of cases

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.

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.

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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