This level switch is used for solid material, including powder, block, particle material. It has features of fine sealing property, strong overload capacity, simple, light weight and large output contacting capacity. All contacting parts adopt stainless steel material. And it is widely applied in chemical, plastic, cement, pharmaceutical, feed and food industry.

The motor drive the paddle, when the Measured material on the paddle site, because of the resistance, the paddle will stop moving that can touch the behind switch show the signal ON/OFF. When the measured material level the paddle, under the spring action, the paddle will recovering moving. The tension of the spring can be adjustable according to the proportion of the measured material, adjust the tension up to strong when the proportion is large, otherwise adjust it to weak.