42-10 RS Type Backflow Protection Check Valve

The 42-10RS Type Check Valve, engineered for use in nitrogen and compressed air systems, offers protection against backflow through a differential pressure mechanism. It activates at a threshold of 3psi/5psi (0.2bar/0.3bar). This valve is characterised by its quiet operation, low maintenance requirements, and an automatic closing feature that guards against reverse flow. It incorporates a soft-seated plug to ensure a tight closure (achieving leakage class VI standards). Designed to operate dependably even during power outages or control circuit malfunctions, the valve is constructed without the use of non-ferrous metals and is prepared for immediate fitting, eliminating the need for additional apparatus.

Key Features

Key features and benefits of the 42-10 RS Type Backflow Protection Check Valve
1

Key Features

Activates at a low threshold of 3psi/5psi (0.2bar/0.3bar), efficiently preventing backflow in nitrogen and compressed air systems.
2

Key Features

Designed for minimal noise during use and requires little to no maintenance, featuring an automatic closure system to protect against reverse flow.
3

Key Features

Operates dependably in the event of power failures or control circuit issues, with a construction free of non-ferrous metals and ready for immediate installation without the need for extra devices.

Regulator Standards & Stuff

Nominal Diameters: DN15 to DN250 (1/2" to 10")
Pressure Classes: PN16 to PN40 (Class 150 to 300)
Materials: Cast Steel, Stainless Steel, Forged Stainless Steel
Temperature Range: up to 150°C (up to 300°F)
Differential Pressure Set Point: 0.2 bar (0.3 bar for DN 200 and DN250)
Weight Range (kg): 26.0 to 165.0

FAQs

A flow regulator is a device designed to maintain a constant flow rate of fluid, irrespective of changes in the input pressure. It ensures optimal performance in various systems by controlling the rate at which fluid passes through it.

A differential pressure regulator maintains a constant pressure difference between two points in a system, compensating for fluctuations in line pressure. It adjusts its opening to maintain the set pressure differential, ensuring stable operation under varying conditions.

These regulators are crucial for maintaining efficiency and safety in industrial processes. They ensure consistent flow rates and pressure differences, which are vital for the optimal operation of machinery and for preventing equipment damage or failures due to pressure variances.

Yes, flow regulators can significantly save energy by optimizing the flow rate and reducing unnecessary overconsumption of fluids or gases. This leads to lower operational costs and a more environmentally friendly operation.

These regulators are versatile and can handle a variety of fluids, including water, oil, gas, and chemicals. Their design varies to accommodate different fluid characteristics such as viscosity and corrosiveness.

Selecting the right flow regulator involves considering factors such as the type of fluid, required flow rate, operating pressure range, and compatibility with the system materials. Consulting with experts or manufacturers is recommended for optimal selection.

Regular maintenance includes inspection for wear and tear, cleaning of internal components, and checking for leaks. Proper maintenance ensures longevity and reliability of the regulator in controlling pressure differentials.

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42-10 RS Type Backflow Protection Check Valve