MACHINE MANAGEMENT DEVICE

Provided is a machine management device that provides a management screen for classifying into groups and managing a plurality of machines wherein if a machine enters a specific state the present invention makes it possible for a user to more readily know where in the entirety of the groups said machine is thus enhancing convenience. For this purpose a machine management device provides a management screen for classifying into groups and managing a plurality of machines wherein the machine management device is characterized by being provided with a group display unit for displaying the groups that will fit in a predetermined display region of the management screen and a group whole display unit by which information about the whole of the groups is displayed in sequence of the groups displayed by the group display unit and so as to fit in the predetermined display region of the management screen and characterized in that if the machine enters a predetermined state then the form of the group whole display unit at a position corresponding to the group to which said machine belongs changes in response to the predetermined state.