What is a proportional control valve?
The proportional control valve can be considered as the combination of the hydraulic valve actuation and the electronic control. So basically a hydraulic valve that...
Author : Ashlin
What is an airlock relay?
The airlock unit is very useful in a control valve. This could provide the stay-put condition of the control valve in case of the air...
What is a rotary airlock valve?
A rotary valve can be classified as a type of spool valve and in this valve, the ports would run axially instead of circumferentially. These...
What is a potentiometer?
The potentiometer can be described as a device to measure the potential difference, this device is capable to measure the unknown voltage by comparing it...
What is a redundant power supply?
A power supply can be described as a source of electric power, and this device could supply power to the load. A power supply is...
How to calibrate flow measurement devices?
The calibration is done to the instruments to improve the accuracy of the instrument. So we would get a value by the measurement of the...
What is a multivariable transmitter and what are its uses?
A multivariable transmitter is a type of pressure transmitter and this transmitter would calculate the flow using the differential pressure. This transmitter can measure the...
What is a differential pressure flow meter and what are its types?
A differential pressure flow meter is the most common type of flow meter that is used to measure the flow of fluids through the pipe....
What is a positive displacement flow meter and what are its types?
The positive displacement meters measure the flow rate by separating the stream into segments of known volume, counting segments, and multiplying by the volume of...
What is a propeller flow meter and where is it used?
The propeller flow meters are widely used for irrigation water measurement, these flow-meters can measure the flow with high accuracy and repeatability. The propeller flow...