Digital position indicator

A position indicator for obtaining in real time data relating to a relative position of members or elements of a tool machine and indicating the position reached by the members or elements of the tool machine depending on a revolution number and on a revolution fractions of said members or elements of the tool machine, said indicator comprising a numerator body (1), enclosed above and laterally in a carter (2) and below by a base (7), said body (1) providing a central bush (3) configured to house a shaft, a screen (4) for viewing a position, an electronic printed circuit (9) to which a magnetic ring (11) is connected provided on said shaft and associated with a pair of reading sensors for reading movement of said ring (11) correlating to said shaft and transmission to the electronic printed circuit for counting said revolution number and the revolution fractions of said shaft, a compartment (10) configured to house a battery (6) powering said electronic printed circuit (9) and a protection frame (12) of elements within said body (1), on top of said protection frame an upturned-base bush (13) being kept in engagement, wherein

• means for perfect sealing from dust and from temporary immersion in water are provided, said sealing means from water and dust in correspondence of an upper exit of said bush (3) consisting of a sealing o-ring (14) between said base bush (13) and said carter (2).