| 摘要 |
A plant for controlling functions at first units (10, 12, and 13) in an environment depending on events and/or conditions within or associated with the environment. The plant comprises a combination of second units (7, 15, 2 1) arranged to register events and/or conditions of the environment and to deliver information of such events and/or conditions, an input-output unit arranged to receive the information from the second units and control comman ds from the first units and also arranged to send the information and control commands from these units without any logic process, and a computer unit (1) arranged to make all the decisions alone.
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