Oval gear electronic flow meters in acetal resin for controlling the non commercial dispensing of low, medium and high viscosity fluids compatible with construction materials. Body with aluminium measuring chamber. Inbuilt suction filter. Free contact signal pulser (reed switch), single channel. 5 digit partial Total (h=11.5 mm) with floating point from 0.001 to 999.99. 8 digit non resettable Total (h=5 mm) from 1 to 99999999. Resettable Total. Flow rate indication.