A sensor arrangement comprising a sensor and a signal interface, wherein the sensor arrangement is designed, in a first operating state, to output sensor output signals of the sensor with electrical logic levels via the signal interface according to a first communication standard and receive an electrical switching signal which does not correspond to the first communication standard, wherein the sensor arrangement is designed to be switchable into a second operating state as a function of the reception of the switching signal, wherein the sensor arrangement is designed, in the second operating state, to receive communication signals with logic levels via the signal interface according to a second communication standard, wherein the logic levels of the first communication standard differ from the logic levels of the second communication standard, and wherein the sensor arrangement is designed to identify the switching signal on the basis of a voltage (46, 48) that is applied to the sensor arrangement and does not correspond to the logic levels of the first communication standard, wherein the sensor arrangement comprises a line driver device for amplifying the sensor output signals, a voltage converter for supplying the line driver device with supply voltage and a monitoring unit for monitoring the voltage (46, 48) applied to the sensor arrangement, and wherein the monitoring unit is designed to compare the supply voltage with the voltage (46, 48) applied to the sensor arrangement, wherein the monitoring unit is designed to identify the switching signal as soon as the voltage (46, 48) applied to the signal interface has exceeded the supply voltage for a predetermined period of time t wu. wherein the sensor arrangement is designed, in a first operating state, to output sensor output signals of the sensor with electrical logic levels via the signal interface according to a first communication standard and receive an electrical switching signal which does not correspond to the first communication standard, wherein the sensor arrangement is designed to be switchable into a second operating state as a function of the reception of the switching signal, wherein the sensor arrangement is designed, in the second operating state, to receive communication signals with logic levels via the signal interface according to a second communication standard, wherein the logic levels of the first communication standard differ from the logic levels of the second communication standard, and wherein the sensor arrangement is designed to identify the switching signal on the basis of a voltage (46, 48) that is applied to the sensor arrangement and does not correspond to the logic levels of the first communication standard, wherein the sensor arrangement comprises a line driver device for amplifying the sensor output signals, a voltage converter for supplying the line driver device with supply voltage and a monitoring unit for monitoring the voltage (46, 48) applied to the sensor arrangement, and wherein the monitoring unit is designed to compare the supply voltage with the voltage (46, 48) applied to the sensor arrangement, wherein the monitoring unit is designed to identify the switching signal as soon as the voltage (46, 48) applied to the signal interface has exceeded the supply voltage for a predetermined period of time t wu.