. Advantage of a surface maintenance, double tapered design to avoid blocking the two ideal water level measurement angle selection switch technical features:... + / - 25o 2 Maximum pressure: 3.5 bars 3 cut off: 16 (6) A. (16A resistive - 6A inductive) 4 density range: from 0.70 to 1.15 apply a clear, clean liquid, rain, water, sewage, slightly corrosive liquid electrolyte 2: oil, dirt, etc., more corrosive liquids. .. be equipped with HR HY cable 3. multiple pump level control 4. emptying / filling function 5. spill or dry run protection 6 high / low level alarm