| 摘要 |
In an instrumentation control system in which plural control devices are connected to each other through a network, and transfer of data is performed asynchronously, a reset switch is provided in one of a control device, and when this switch is depressed, an instruction to reset unreliable information in the respective control devices is transmitted to other control devices, the control device having transmitted the instruction and all the other control devices having received the instruction stop the reception of the unreliable information from the network for a definite period, the unreliable informations in the respective control devices are reset, and the unreliable informations in the whole network are reset. |
