F series multi-effect water distiller adopts Level 3 centrifugal separation technology. Siemens S7 series control system has Chinese and English operating language water inlet booster pump with standard configuration, dashpot and collection tank. The equipment is equipped standard with plant steam reducing valve, the device for continuous emission of non-condensable gas. ln addition, the F series equipment continuously discharge the residual liquid and record the electrical conductivity of Water for injection and the valve location. It is conducted with complete equipment manufacture factory acceptance test and the inlet water uses deionized water or RO water.