According to the material, the float switch is divided into stainless steel and plastic. A good quality float switch can be used for a long time and worry. As long as the material of the float switch is selected correctly, the float switch can be used under any liquid, temperature or pressure. Therefore, if you encounter a liquid with a high viscosity and will not dry out, you should choose a float with a larger outer diameter. The float switch uses a magnet to sense the reed switch, so the measured liquid level should be free of iron filings or it will affect the action of the float switch.
How to choose the float switch you need, you should choose various types of float switches according to the characteristics of temperature, pressure, specific gravity, acid resistance, etc., such as plastics for foods such as water media, home appliances and other products. Stainless steel all stainless steel has a long service life and is resistant to higher temperatures. It is used in water and oil and weak acid and alkali environments.

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