The water flow direction must be the same as the arrow direction on the valve body. The valve body must be located above the drain pan of the coil to ensure that water drops into the drain pan. The valve body and driver must be installed within ± 60 ℃ in the vertical direction, and there should be at least 30mm space above them for disassembly. Enough space for maintenance and operation must be kept with the surrounding pipelines, equipment and buildings, and must be installed in a place accessible to maintenance personnel through the manhole. 　　

The basic structural form of this equipment is an automatic control system in the operation of Liu Yong's industrial equipment. The pipeline compression components from the performance are generally used in the operation of cutting off or connecting special fixed objects, which can increase the actual effect of these equipment controls, and can also be used to adjust and control the use of fluids that are generally not easy to operate, It mainly increases the stability of the equipment in operation and is also one of the equipment features of the electric ball valve.