A measuring apparatus comprises a receiving device, a processing device and a sending device. The receiving device is adapted to receive at least one telegram fragment, and the receiving device is adapted to determine a destination of the at least one telegram fragment, and depending on the destination of the at least one telegram fragment to set an operating state of the processing device. The receiving device is furthermore adapted, from the at least one telegram fragment, to prepare a telegram block, wherein the processing device is adapted, in a first operating state, to determine a telegram boundary of the telegram block, and to determine a type of the telegram block. The processing device is equipped, in a second operating state, to determine a telegram boundary of the telegram block, and to control the sending device such that the sending device sends a telegram subsequent to the telegram boundary.