| 摘要 |
PURPOSE:To improve the operability of a maintenance command by reading a stored execution mode and an exchange station number corresponding to an input device to which the maintenance command is applied to specify automatically a controlled object. CONSTITUTION:The maintenance personnel applies the maintenance command by using any one of typewriters 10, 11 and 12. A central controller 2 reads a command execution mode table stored in a storage device 6 and a control objective exchange station number table so as to check the rationality of the command. When it is decided that the applied command is executed at the command execution or not, and if the execution is disabled, a command reject message is typed out and when it is executed, the applied command is executed according to the command execution mode. |
