What is a float valve and what does it do This valve can be used to control the water level in a tank, this valve is capable to open and close itself as the liquid level changes. A float is used to…

What is a control valve positioner and can we use a control valve without positioner Positioners are devices that help the control valve for positioning its actuator with the help of a control signal. Positioners would act according to the input signal…

What is an actuator and what are their functions The actuator is the major part of the control valve, this device operates the valve. The actuator would operate according to the received signal, it will move the valve to a certain position…

What is a pressure control valve and what does it do A pressure control valve can protect a system from the damages which is caused by excessive pressure. These valves can do the pressure control of a system an example for this…

What is a safety valve and what is the purpose of a safety valve A safety valve can be considered as a pressure reducing or pressure removing the device. When there is any excessive internal fluid pressure then this valve would open…

What is a solenoid valve and what are they used for A solenoid is a coil that would create a magnetic field, only if it is covered by a core or any magnetic object. The solenoid controls the solenoid valve and this…

What is a hydraulic valve and what is its purpose Hydraulic valves control the direction and flow rate of the valve. Hydraulic control valves can be divided into three types they are directional control valves, flow control valves, pressure control valves, and…

What is a pressure relief valve and what is the purpose of the pressure relief valve A pressure relief valve is a device that is used to protect piping and other equipment from the excessive pressure. The major function of safety and…

What is a pneumatic valve and what is the function of pneumatic valve A pneumatic valve is also known as directional control valves, the major function of a pneumatic valve is to switch airflow. These valves are capable to maintain the pressure….

What is a shuttle valve? Which logic valve is known as a shuttle valve The shuttle valve is also called a double check valve, a shuttle valve has two inlets and one outlet. If any of the inlets is unloaded the flow…