The Allen-Bradley 42KL-RTC-G3 Transmitted Beam Receiver Sensor is the receiver component in a transmitted beam pair used in industrial automation systems. As the counterpart to a beam transmitter, it detects beam presence and reports beam status to the control system to support automated process decisions. Identified by part number 42KL-RTC-G3, this receiver belongs to Allen-Bradley’s 42KL family of beam-sensing devices.
