Mechanical pumps generate vacuum by acting on the viscous properties of the gas or fluid being evacuated using mechanical devices such as pistons, claws, scrolling spirals, and diaphragms. Mechanical ...

Which type of refrigeration manifold gauge do you commonly use — digital or mechanical? Each type has its advantages and disadvantages. Newer digital manifolds have a lot to offer and can make ...

Differential pressure is measured by reading the difference between the inputs of two or more pressure levels. The sensor must have two separate pressure ports; the higher of the two pressures is ...