1. product introduction
　　TYZX series rotor resistant switcher overload protection device with mechanical process, it isused in opened container’s Powder or granular materials solid limit. Easy to install and maintain. Reliable performance， it’s the kind of explosion proof and high temperature type.
　　TYZX series rotor resistant switcher is using the motor drives the blade rotation, when the medium up to the blade position, the blade was stopped turning by the medium, which to control at an output on (pass) or off (off) the contact signal response of the location of the measured medium height, and then cut off the power; when the medium drop off and left the blade, under the action of spring, blade in continue to turn detecting changes in the location of medium. This series swicher is used to the 0.3 weight kinds of Powder, granule, block, and the water accumulation

2. install catution

　　2.1 before installtion please be sure wheather the power supply voltage is consistant with the marked power.

　　2.2 you must avoid to install in the feed port, when inevitable can be mounted a protective baffle so that protection from material impact.

　　2.3 when horizontal installtion; Junction box into the line vertically down. Cable fixed nut must lock, such as conditional can add cover, etc.

　　2.4 Before installation, make sure installed in horizontal or vertical.

　　2.5 When horizontal blade and level down is 10 ～20°to decrease the material impaction.
3. Model selection