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Showing posts from August, 2025

Lefoo High Accuracy Pressure Transmitter

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 Industrial High Precision Pressure Transmitter Pressure Type: Gauge / Absolute Pressure Range: 0~7MPa / 0~4MPa Pressure Accuracy: 0.25%FSO / 0.1% FSO Output: 4~20ma/ 0~5V/ 0~10V RS485 High accuracy pressure transmitter applies a silicon strain diaphragm embedded in an oil-filled steel housing and the repeatable & low hysteresis properties of silicon are exploited by the difference normalization digital amplifier to provide precision optimized measurement results around the ambient temperature range. A four Wheatstone bridge is diffused into a silicon wafer and then micro-machined to exacting standards to produce a pressure sensor. Application of LEFOO high accuracy pressure transmitters In Lefoo, one of the top pressure transmitter suppliers, Through a high precision and long-term stability, these high precision pressure sensor  and transmitters are particularly suited for applications in flow or in any facility where high-precision measurement is required. They are used...

Lefoo Digital Pressure Switch

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 Pressure Range: -100~100kpa Pressure Accuracy: 1%FSO Work Temperature: 0~50 °C Measure media: Non-corrosive dry gas Output: digital 4~20ma/1~5V, Swith NPN /PNP LEFOO digital pressure switch pressure measurement The piezo-resistive works on a Wheatstone bridge principle that will undergo deformation due to pressure on its area and change resistivities on 4 bridges, this is called the piezo-resistive effect. Usually, four strain gauges are embedded and connected to a Wheatstone bridge.  The signal amplifier amplifies the measuring signals from the strain gauge and Wheatstone bridge and synchronously optimizes the results, and the results are transferred by the squeezing electric power of the silicon wafer. The digital air pressure switch  is used to replace electric contact pressure gauges and used in systems with higher requirements for industrial control. This digital LEFOO pressure switch has a wide application in monitoring and controlling the flow of air and aggressi...

The Classifications and Working Principles of RO Booster Pump

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 Table of Content [Hide] 1. Ⅰ. Definition of LEFOO RO booster pump 2. Ⅱ. Classification of RO booster pumps 3. Ⅲ. Working principles of RO filter pump RO pump is also known as RO booster pump, RO diaphragm pump, reverse osmosis booster pump, and is a type of DC diaphragm booster pump. It is currently one of the core parts of the water purification industry and household water purifiers. Ⅰ. Definition of LEFOO RO booster pump Best ro booster pump is the booster pump used in reverse osmosis equipment. It has the functions of self-priming and pressurization and is one of the key and important components of the RO water purifier. The ro motor pump is another important component of the RO membrane in the RO water purifier, which provides the water pressure and water flow required for its work, so as to achieve the purpose of the ro water purifier pump to produce pure water. Ⅱ. Classification of ro water pump 1. According to RO membrane water production specifications, it can be classif...

Sparkling Water System

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 A soda pump  dispenser can get you cold soda water, and RO pumps are optimal for liquid transfer such as soda waters. The Classifications and Working Principles of RO Booster Pump Table of Content [Hide] Ⅰ. Definition of LEFOO RO booster pump Ⅱ. Classification of RO booster pumps Ⅲ. Working principles of RO filter pump RO pump is also known as RO booster pump, RO diaphragm pump, reverse osmosis booster pump, and is a type of DC diaphragm booster pump. It is currently one of the core parts of the water purification industry and household water purifiers. Ⅰ. Definition of LEFOO RO booster pump RO booster pump is the booster pump used in reverse osmosis equipment. It has the functions of self-priming and pressurization and is one of the key and important components of the RO water purifier. The RO booster pump is another important component of the RO membrane in the RO water purifier, which provides the water pressure and water flow required for its work, so as to achieve the...

RO Water Purifier

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 When the water finishes the pre-treatment process, most of the primary contaminants are left in the filters. However, the original water pressure will drop below 30PSI, Most of the RO membranes require at least 60 PSI of actual water pressure to exert the best filtering effect. Reverse osmosis RO motor pump becomes a vital device in RO Water Purifier to add pressure to water. in Lefoo, An ro water purifier pump  will remove more than 98% of contaminants from the drinking water as below PRIMARY CONTAMINANTS Microorganisms,Cyclospora,Viruses,Giardia,Legionella,Inorganic Chemicals,Barium,Chromium,Fluoride, Selenium, Copper, Lead, Mercury, Nitrate, Cyanide, Organic Chemicals, Benzene, Carbon Tetrachloride, Disinfection Byproducts, Bromate, Disinfectants, Chlorine, Radionuclides, Uranium, Radium SECONDARY CONTAMINANTS Aluminum, Color, Iron, Manganese, Odors, Sulfate, Total Dissolved Solids (TDS), pH UNREGULATED CONTAMINANTS Ammonia, Boron, Calcium, Nickel, Pesticides ...