The A116-PS digital indicator accepts dual inputs and adds & subtracts to to indicate nett flows with instantaeous rate of consumption, total and accumulated totals available. Ideal unit for optimising the outputs from diesel engines for irrigation and other applications. Two pulsing flowmeters are required - 1 for the supply line and another for the fuel return line. Battery powered with design features to ensure long operational life (average battery life of seven years) Robust industrial aluminium casing IP67 Scaleable 4-20mA analog output proportional to flow Scaleable pulse output