Main parameters: Working temperature: 5 ~ 40 degrees Celsius Operating voltage: 220V plus or minus 10% / 380V plus or minus 10% Operating current: <10A There should be no strong electric field and magnetic field interference around equipment. Maximum pressure of water-pipe-line: <0.7Mpa Function: Flow-rate / Residual-chlorine-dioxide control, or manual control Low liquid level alarm of raw materials Linkage with water pump Process: 5 NaClO2 + 4HCl = 4ClO2 + 5NaCl + 2H2O NaClO2: industrial sodium chlorite solid (purity¡Ý78% ) or liquid Activator: industrial first grade compound hydrochloric acid (purity¡Ý31%) or other weak acid or strong acid