| 摘要 |
PURPOSE:To perform efficient monitoring by displaying a reserved screen at optional time by an operator's indication. CONSTITUTION:In an external storage device 12, plural screens are stored, and they are selected through the operation of buttons on a selection panel 4. A request signal from the panel 4 is inputted to a request acceptance part 103 to judge the selection of a screen, and a screen generation part 106 displays the screen on a CRT display device 2 through a display part 102 and a display controller 14 by using screen data which corresponds to the screen stored in the external storage device 12. The panel 4 is provided with a reserve button and a redisplay button and when the reserve button is pressed, a reserve processing part operates to register the screen as a reserved screen. |
