SICK WT150-P132 Miniature Photoelectric Sensor. This is a proximity sensor commonly used in industrial automation for object detection.
Technical Specifications & Wiring Map
Based on the label printed on the side of the housing, here is the technical breakdown:
Operating Voltage: 10V to 30V DC (DC10... 30V)
Max Output Current: ≤ 0.1A (100 mA)
Output Configuration: PNP (indicated by the P in the part number and the wiring scheme)
Wire Color Functions:
BN (Brown): L+ → Connect to the positive power supply (+10V to +30V DC).
BU (Blue): M → Connect to the negative/ground power supply (