APPARECCHIO PORTATILE DI CONTROLLO DELLE CONDIZIONI DI UN NASTRO CIRCOLANTE IN UNA MACCHINA DI FABBRICAZIONE DELLA CARTA

摘要

The invention relates to a hand-held apparatus for controlling the condition of a circulating band in a papermaking machine; the apparatus comprises a hand-held body which carries: a moisture measuring device, equipped with at least one microwave sensor; a permeability measuring device, comprising at least one water delivery nozzle and a flowmeter associated with the nozzle; and a control unit connected to the measuring devices for processing signals coming therefrom; the body is equipped with at least one handle portion to be grasped by an operator for manually moving and maneuvering the apparatus.