Fire damper   Fire damper is a device installed in ducts and air transfer opening of an air distribution or smoke control system designed...

Ordinary ball valves are not suitable to be used as modulating control devices. The reason for this is that an ordinary ball valve has an...

What is Kᵥ? Kᵥ , the flow coefficient in Metric Unit, is the flowrate in cubic meters per hour(m3/hr) that will pass through a valve with...

On/Off Control (2-point control): The basic type of control in a control loop. There are only two stages: OPEN or CLOSE. The actuator...

Nenutec Spring Return actuators can be used to fail open position or fail closed position upon loss of power based on how the actuator is...