| 摘要 |
<p>PURPOSE:To confirm quickly and accurately an abnormal phenomenon by displaying a specified image corresponding to the abnormality with operation of an alarm display window part showing the abnormality. CONSTITUTION:When an electronic computer 1 detects the abnormality of a plant from the measurement signal S1 given from various measuring instruments, a signal is sent to a speaker 4 for production the alarm tones. Furthermore the computer 1 selects the abnormal type number according to the type of the plant abnormality and selects one of alarm display windows 5a-5n in response to said abnormality type number to turns on or blinks it. An operation switch 6 corresponding to the glowing alarm display window is turned on. Thus the computer 1 displays automatically the image having the relevant number on a CRT display device 3.</p> |
