Volumec 5 valve position indicator contains one volume counter and an indicating device. This indicator functions to measure and count the adjustment track of hydraulically operated ship armatures. Its measure unit endures seawater and is designed to be mounted on deck. This device provides a volume ascertained armature location that can be counted and read directly from the device or by the use of a potentiometer. Furthermore, it has a flow rate that can go up to 150 l/min and operate up to 300 bar of pressure