M25URB-13466 W/30M25U Series Ultrasonic Receiver; Range: 500 mm (Normal Speed); 250 mm (High Speed); Input: 10-30 V dc; Rating: IP68; Output: Bipola3013466
LX24RQ-13419LX Series: Receiver; Standard Range; Range: Normal 300 mm to 2 m; Input 10-30V dc; Output:Light Operate: Bipolar: 1 NPN; 1 PNP; Euro3013419