| 摘要 |
A connecting apparatus for field devices in an explosion-hazard zone, comprising an input terminal area for a first connecting line, an output terminal area for a second connecting line, a covering device for protecting at least one of the terminal areas, a first switching element for passing an electric current from the input terminal area to the output terminal area, a control unit for controlling the first switching element, a first sensor device that detects opening of the covering device, where the first sensor device is connected to the control unit and the control unit is configured to operate the first switching element.
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