| 摘要 |
The invention relates to a method and an apparatus (2) for wireless reading and writing of parameters (Pi) of electrically powered devices (1), in particular welding devices or inverters, having a transceiver (5) for sending and receiving the device parameters (Pi) stored in a device memory (8) of the electrical device (1). According to the present invention, an energy storage means (6) is provided which can be charged via the power supply (9) of the electrical device (1), furthermore, a controller (4) is provided to monitor the power supply (9) of the electrical device (1) is provided, and the controller (4) is configured to transfer the device parameters (Pi), depending on the monitored power supply (9) of the electrical device (1), in particular to write the device parameters (Pi) into a non-volatile memory (3) in the case of an interruption of the power supply (9), and to automatically write the device parameters (Pi) stored in the non-volatile memory (3) into the device memory (8) in the case of the connection of the power supply (9). |
