Check valve, 1/4" F x 1/2" M

Product detailed description

Check valves are essential components in systems where unidirectional flow is required to ensure accurate readings and prevent damage to sensitive instrumentation. This model is commonly used in heating, plumbing, and industrial applications where pressure and temperature gauges are connected to a system. Installers and technicians working in HVAC, building services, or industrial maintenance frequently encounter these valves in systems where accurate measurement is critical. The valve is typically installed between the gauge and the system to isolate the gauge from reverse flow, which could otherwise lead to inaccurate readings or mechanical stress.

Correct installation and sizing are crucial to ensure the valve functions as intended. The valve must be positioned so that the flow direction aligns with the manufacturer's indication, and the connection threads must be properly sealed to prevent leaks. This model is suitable for low-pressure applications where the media is compatible with brass materials.

Technical parameters

Material	Brass CW617N
Weight	0.039 kg
Code	ACVR00002
Brand	IVAR

The material specification, CW617N brass, ensures good corrosion resistance and mechanical strength for use in a range of fluids and environments. The connection sizes are specifically designed for compatibility with standard pressure and temperature gauge fittings. The weight of the valve is minimal, making it suitable for compact installations where space is limited.Installation and connection This check valve is installed using a 1/4 inch female thread on one end and a 1/2 inch male thread on the other. The installer should ensure that the valve is oriented correctly, with the flow direction matching the system's intended direction. A sealing compound or thread tape should be applied to the male thread to prevent leaks. Common installation errors include incorrect orientation, which can lead to the valve failing to close properly, and over-tightening, which may damage the threads or seating surface. It is important to verify that the system pressure is within the valve's operating range before commissioning.Compatibility and accessories This valve is compatible with standard pressure and temperature gauges that use 1/4 inch female or 1/2 inch male connections. It is typically used in conjunction with isolation valves and gauge fittings. No additional accessories are required for basic installation, but sealing materials such as PTFE tape or thread sealant may be necessary for a leak-free connection. No related products are specified for this model.Technical background for designers This check valve operates on a simple principle: a flap or disc is forced open by forward flow and closes automatically when flow stops or reverses. The CW617N brass body provides good resistance to corrosion and wear, making it suitable for use with water, air, and other non-aggressive media. The valve's design allows for integration into systems where gauge isolation is required. The longevity of the valve depends on the media's chemical properties and the system's operating conditions. Proper orientation and sealing are critical to ensure long-term performance and prevent leakage or contamination.Service and operation This valve requires minimal maintenance under normal operating conditions. However, periodic inspection is recommended to check for signs of wear, corrosion, or leakage. If the valve fails to close properly or shows signs of internal damage, it should be replaced. No specific service intervals are provided in the technical data, so maintenance should be carried out based on system performance and visual inspection.Frequently asked questions

Can this check valve be used with pressure gauges?
Yes, this valve is specifically designed for use with pressure and temperature gauges to prevent backflow and ensure accurate readings.

Is the valve suitable for use with water-based systems?
Yes, the CW617N brass material is compatible with water and other non-aggressive fluids commonly found in heating and plumbing systems.

Can the valve be installed in a vertical position?
Yes, the valve can be installed vertically, provided the flow direction is aligned with the manufacturer's indication and the connection threads are properly sealed.

What is the maximum operating pressure for this valve?
The maximum operating pressure is not specified in the technical data. Refer to the manufacturer's technical data sheet for detailed pressure ratings.