28mm 2 Port Valve

The 28mm 2-port valve has the core function of on-off control, and is mainly used to regulate or cut off the flow of liquid or gas in the pipeline. The valve is equipped with an advanced electric actuator, which can automatically switch according to the control signal received, so as to accurately adjust the flow of the fluid to meet the needs of the system. The valve has a simple design and a solid structure, ensuring long-term stable performance and reliable sealing.

 

Product parameters

●Valve body material: forged brass
●Valve stem material: brass
●Seal material: nitrile rubber (NBR)
●Working medium: cold/hot water
●Fluid temperature: 5~95℃
●Pressure: 1.6MPa
●Ambient temperature: 0~65C Maximum relative humidity is non-condensing
●Travel time: 11~15 seconds
●Motor torque: >800gf.cm

 Precise control: The 28mm 2-port valve is equipped with a high-precision electric actuator that can accurately respond to the signal from the thermostat to achieve precise regulation of fluid flow. This enables the valve to effectively control indoor temperature and improve the energy efficiency and comfort of the system.

 High-quality materials: The valve body is usually made of corrosion-resistant stainless steel or copper to ensure durability and long-term stability in various working environments. The valve seals are made of high-quality rubber or other sealing materials to prevent leakage and reduce maintenance requirements.

 Easy to install: The 28mm 2-port valve is designed with quick-connection, which is easy to install and suitable for use with 28mm diameter pipe systems. During installation, ensure that the valve is in the same direction as the pipe, and avoid using the electric actuator as a force application point to ensure long-term stability.

 Manual and automatic operation: The valve is equipped with a manual operating lever for manual control in the event of a failure of the electric actuator. In addition, the electric actuator is compact in design and can be seamlessly integrated with the automation system to achieve remote control and intelligent management.

 Widely used: Suitable for hot and cold water flow regulation in HVAC systems, temperature control in heating systems, and flow management in water supply systems. Its efficient performance makes it an ideal choice for residential, commercial and industrial fields.

Q1.Do zone valves restrict flow?
As the zone thermostats reach their setpoint temperatures, and the associated zone valves close, the distribution system as a whole develops increasing flow resistance. The overall system flow rate decreases, while the flow rate through each open zone circuit increases.

Q2.What are the installation steps for a 28mm 2 port valve?
First, make sure that the pipe and valve size match. The valve should be installed correctly according to the water flow direction arrow to ensure that the fluid can flow in the intended direction. During installation, the electric actuator should not be installed below the pipe to prevent water droplets from seeping in. After installation, check the tightness of all connections to ensure that there are no leaks.

Q3.What is the difference between normally open and normally closed zone valves?
They are typically normally open or normally closed. In short, a normally open valve allows flow through with no power and a normally closed valve stops flow with no power.

Q4.How to tell if a zone valve is faulty?
The pipework going to and from the zone valve in question should not be heating up, which you should be able to tell be placing your hand near the pipework. If there is a lever on the zone valve (which is common) this should be able to be moved easily as the zone valve should be open.

Q5.How does the electric actuator of a 28mm 2 port valve operate?
The electric actuator automatically controls the opening and closing of the valve by receiving a signal from a thermostat or control system. The operation of the actuator should be carried out in accordance with the instructions provided by the manufacturer. The manual operating lever can be used to manually open and close the valve when the electric control fails, ensuring that the system can still operate in an emergency.

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