| 摘要 |
The invention relates to an operator controller for controlling an operator for a powered closure of a building or enclosure, more particularly a door operator controller, including an apparatus for informing a user as to the operating status of the operator controller and/or of the operator to be controlled or of the closure to be powered, especially as to a status requiring user intervention. To avoid unnecessary service calls it is proposed that the operating status information apparatus comprises an apparatus for outputting a combination of a warning signal and message clearly indicating the operating status, preferably without the assistance of any further information. The invention also relates to an operator provided therewith as well as to a method of operating same.
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