458-5202, Pepperl + Fuchs, Pepperl + Fuchs Ultrasonic Block Proximity Sensor, 4 m Detection 4-20 mA, 10 → 30 V dc, Brand Pepperl + Fuchs, Sensor Technology Ultrasonic Pepperl + Fuchs Ultrasonic Block Proximity Sensor, 4 m Detection 4-20 mA, 10 → 30 V dc