| 摘要 |
A facility control system comprises a selection processing portion that selects, based on a manual operation and when an abnormal condition occurs in a first-layer computer that executes a first-layer program which issues an apparatus operating command to an apparatus controller, whether to cause a second-layer computer to execute the first-layer program that had been executed by the first-layer computer, and a substitute command output processing portion which outputs a substitute command in accordance with selection information selected by the selection processing portion. The second-layer computer executes the first-layer program that had been executed by the first-layer computer in which the abnormal condition occurred based on a substitute command outputted by the substitute command output processing portion.
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