Measurement control system for transmitting at least two sensor values, which represent different physical parameters (U, T) of a multi-cell battery (3, 3 I, 3", 3 III, 3 IV) at a first point in time and at a second point in time, the measurement control system comprising at least one measurement sensor (7, 7 I, 7 II, 7 III, 7 IV), which comprises a measuring device (9, 9 I, 9 II, 9 III, 9 IV, 9 V, 9 VI, 9 VII, 9 VIII, 9 IX), a microcontroller (8, 8 I, 8 II, 8 III, 8 IV) and a transmitter (10, 10 I, 10", 10 III, 10 IV), wherein the microcontroller (8, 8 I, 8 II, 8 III, 8 IV) is designed to perform calculations in order to make the data measured by the measuring device (9, 9 I, 9 II, 9 III, 9 IV, 9 V, 9 VI, 9 VII, 9 VIII, 9 IX) available in a processed form to monitoring electronics or to a measured data collector of the measurement control system via a chain formed of a modulator (16, 16 I, 16", 16 III, 16 IV) and a demodulator, as meanwhile physical parameters of a second battery (3, 3 I, 3 II, 3 III, 3 IV) are transmitted, wherein all the physical parameters (U, T) are transmitted to the measured data collector, which is connected via power supply cables (15, 15 I), and/or all the physical parameters (U, T) are transmitted to the measured data collector via at least one communication channel (28, 30, 32), characterized in that based on the calculations the parameters (U, T) are transmitted as part of polygonal chains (U abg., T abg.), which are polygonal chains that are to be approximated by secants (S 1, S 2, S I 1, S I 2, S I 3, S II 1, T 1, T 2, T 3, T 1 I, T 2 I, T 3 I), and wherein a first polygonal chain is transmitted at a third point in time and a second polygonal chain is transmitted at a fourth point in time, said polygonal chains having been formed by two different approximation methods converted in the measurement sensor (7, 7 I, 7 II, 7 III, 7 IV). which represent different physical parameters (U, T) of a multi-cell battery (3, 3 I, 3", 3 III, 3 IV) at a first point in time and at a second point in time, the measurement control system comprising at least one measurement sensor (7, 7 I, 7 II, 7 III, 7 IV), which comprises a measuring device (9, 9 I, 9 II, 9 III, 9 IV, 9 V, 9 VI, 9 VII, 9 VIII, 9 IX), a microcontroller (8, 8 I, 8 II, 8 III, 8 IV) and a transmitter (10, 10 I, 10", 10 III, 10 IV), wherein the microcontroller (8, 8 I, 8 II, 8 III, 8 IV) is designed to perform calculations in order to make the data measured by the measuring device (9, 9 I, 9 II, 9 III, 9 IV, 9 V, 9 VI, 9 VII, 9 VIII, 9 IX) available in a processed form to monitoring electronics or to a measured data collector of the measurement control system via a chain formed of a modulator (16, 16 I, 16", 16 III, 16 IV) and a demodulator, as meanwhile physical parameters of a second battery (3, 3 I, 3 II, 3 III, 3 IV) are transmitted, wherein all the physical parameters (U, T) are transmitted to the measured data collector, which is connected via power supply cables (15, 15 I), and/or all the physical parameters (U, T) are transmitted to the measured data collector via at least one communication channel (28, 30, 32), characterized in that based on the calculations the parameters (U, T) are transmitted as part of polygonal chains (U abg., T abg.), which are polygonal chains that are to be approximated by secants (S 1, S 2, S I 1, S I 2, S I 3, S II 1, T 1, T 2, T 3, T 1 I, T 2 I, T 3 I), and wherein a first polygonal chain is transmitted at a third point in time and a second polygonal chain is transmitted at a fourth point in time, said polygonal chains having been formed by two different approximation methods converted in the measurement sensor (7, 7 I, 7 II, 7 III, 7 IV).