An optoelectronic sensor arrangement for detecting objects present in a monitored zone, said optoelectronic sensor arrangement comprising a light transmitter for transmitting light signals; a light receiver for detecting reception light signals and for converting the reception light signals into electrical reception signals; and a control unit connected to the light transmitter and the light receiver for generating an object detection signal if an object present in the monitored zone has been detected, wherein the control unit is configured to cyclically control the light transmitter at predetermined time intervals for a predetermined transmission time duration for transmitting a respective light signal, wherein a respective light signal transmitted for the transmission time duration is a light pulse sequence, to activate the light receiver at least for the duration of a detection time window which comprises the transmission time duration, wherein the object detection signal is generated on the basis of the reception light signals detected during the detection time window, wherein the control unit is further configured to additionally activate the light receiver for the duration of a first control time window, which starts before the detection time window in time, for detecting a first control signal development and for the duration of a second control time window, which ends after the detection time window in time and does not overlap with the first control time window, for detecting a second control signal development, to determine an interference signal measure on the basis of a size ratio between a first control variable derived from the first control signal development and a second control variable derived from the second control signal development and to adapt said time intervals at least on the basis of the interference signal measure, wherein the detection of the first and/or the second control signal development comprises receiving and sampling the reception signals detected within the respective associated control time window (K1, K2) for generating discrete sampled values, wherein the determination of the first and/or the second control variable takes place on the basis of a determined rate of change of the respective associated sampled values, and wherein the determination of the rate of change of the respective associated sampled values of the first and/or the second control signal development comprises that, for each possible pair of adjacent sampled values of the respective control signal development, in each case the absolute amount of the difference of these sampled values is determined and the determined absolute amounts are summed. wherein the detection of the first and/or the second control signal development comprises receiving and sampling the reception signals detected within the respective associated control time window (K1, K2) for generating discrete sampled values, wherein the determination of the first and/or the second control variable takes place on the basis of a determined rate of change of the respective associated sampled values, and wherein the determination of the rate of change of the respective associated sampled values of the first and/or the second control signal development comprises that, for each possible pair of adjacent sampled values of the respective control signal development, in each case the absolute amount of the difference of these sampled values is determined and the determined absolute amounts are summed.