| 摘要 |
PROBLEM TO BE SOLVED: To provide a control device of a screen of a monitoring device that facilitates the specification of the cause of trouble that has occurred between apparatuses and a monitoring device connected via a relay, without impairing visibility of information on the apparatuses to be displayed on a screen of the monitoring device.SOLUTION: There is provided a device 10 that controls a screen 12 for display included in a monitoring device 1 that is connected with a plurality of apparatuses 2 via a relay 3 and monitors information indicating the state of the apparatuses 2 and relay 3. When trouble occurs between the apparatuses 2 and monitoring device 1 or between the relay 3 and monitoring device 1, the device 10 switches information indicating the state of the apparatuses 2 and relay 3 to be displayed on the screen 12 to predetermined information according to the cause of the trouble occurred. |
