The invention relates to a device (10) for automatically pipeting a liquid sample substantially comprising a) at least one means (16) for taking dispensing said liquid sample, b) at least one liquid sample receiving compartment for receiving the liquid sample or the part thereof taken by said taking dispensing means (16), c) at least one data acquisition means (14), d) at least one data processing means (12, 32) incorporated into the pipeting device or located outside thereof and used for processing data acquired by the data acquisition means, e) at least one means for communicating between the pipeting device and a data recovering device, wherein said communications means transfers data between the data acquisition means and the data processing means (12, 32), when it is located outside, and f) at least one power supply means, wherein the data acquisition means is embodied in the form of a means for identifying the liquid sample and/or container(s) for receiving the liquid sample or the part thereof.