Lanbao PSS-PM3-E2 M18 Polarized Photoelectric Sensor Lanbao PSS-PM-E2 Series is the M12 connector version of Lanbao's M18 cylindrical polarized retro-reflective photoelectric sensor family. It is designed for DC automation systems that need reflector-based object detection with detachable field wiring and easier maintenance. This listing covers PSS-PM3DNBR-E2 and PSS-PM3DPBR-E2 connector variants with 3m rated sensing distance, red 640nm light source, NPN or PNP output, NO/NC switching logic, 10-30V DC supply, single-turn distance adjustment, IP67 protection, and an M12 4-pin connector reference. For related Lanbao photoelectric sensors, compare the Lanbao PSS-PM Cable Series, Lanbao PSS-TM-E2 Through-Beam Series, Lanbao PSS-GM-E2 Transparent Object Series, and Lanbao PSE-PM3 Polarized Series. Technical Specifications Brand Lanbao Series PSS-PM-E2 Series Store SKUs Lanbao-PSS-PM3DNBR-E2 and Lanbao-PSS-PM3DPBR-E2 Sensor Type M18 cylindrical polarized photoelectric sensor Sensing Mode Polarized retro-reflective detection with reflector Rated Sensing Distance 3m reference Standard Reflector Reference TD-09 reflector reference Light Source Red light, 640nm reference Light Spot Size 45 x 45mm reference at 100cm Output Options PSS-PM3DNBR-E2 for NPN output; PSS-PM3DPBR-E2 for PNP output Output Logic NO/NC reference Supply Voltage 10-30V DC Consumption Current