ALARM-POSITION DISPLAY APPARATUS AND ALARM-POSITION DISPLAY METHOD

摘要

An alarm-position display apparatus includes a display unit that displays, on a screen, a system configuration of a PLC system, a scroll bar and a scroll bar area, a display-position calculating unit that calculates a display position of the system configuration and calculates a display position of the scroll bar and of the scroll bar area on the screen, an alarm-information processing unit that calculates, when an alarm occurs in the PLC system, an occurrence place of the alarm and a type of the alarm, and a combined-display calculating unit that calculates a display position of an alarm icon corresponding to the occurrence place on the scroll bar area. The display unit displays, on the basis of a calculation result of the combined-display calculating unit, the alarm icon on the scroll bar area in a display system corresponding to the type of the alarm.

主权项

1. An alarm-position display apparatus comprising:
a display unit that displays, on a screen, a system configuration of a PLC system, a scroll bar of the system configuration on the screen, and a scroll bar area, which is a movable region of the scroll bar; a display-position calculating unit that calculates a display position of the system configuration on the screen, and calculates a display position of the scroll bar on the screen and a display position of the scroll bar area on the screen; an alarm-information processing unit that calculates, when an alarm occurs in the PLC system, an occurrence place of the alarm and a type of the alarm; and a combined-display calculating unit that calculates a display position of an alarm icon corresponding to the occurrence place on the scroll bar area, wherein the display unit displays, on the basis of a calculation result of the combined-display calculating unit, the alarm icon on the scroll bar area in a display system corresponding to the type of the alarm.