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How to use an oil pressure sensor An oil pressure sensor is a device that measures the pressure at which the oil pump is pumping engine oil. Most oil pumps operate in the 20 to 40 pounds per square inch range. If the oil pressure drops below this level, permanent engine damage can occur. Read More >>



The 4-20mA current loop The 4-2OmA current loop has been with us for so long that it's become rather taken for granted in the industrial and process sectors alike. Its popularity comes from its ease of use and its performance. A big benefit of the current loop is its simple wiring just the two wires. Read More >>



How pressure sensors work THE PRESSURE SENSOR With the steam age came the demand for pressure measuring instruments. Bourdon tubes or bellows, where mechanical displacements were transferred to an indicating pointer were the first pressure instruments Read More >>



digital PCB and analog PCB Sendo Sensor offer 2 kinds of PCB for the 4-20mA and 0-10V signal, one is a digital PCB and another is an analog one. Both of them are good quality, have been tested by Sendo for years. The below is the feature of this two PCB. Read More >>



Stainless steel level sensors for water wells Hello Sendo Sensor, I'm interested in a couple of sensors from you. I like the size of the SS122 sensors and I need a date sheet to purchase them. Also do you have a warranty on your sensors? The submersible level sensor i am looking for right now to be used in water wells. Read More >>