🔷 SensoPart FR 50 R-PAL4 SensoPart FR 50 R-PAL4 – Retro-Reflective Sensor with Polarization Filter, Red Light LED, NPN Output, Rectangular Housing, Cable Connection The FR 50 R-PAL4 features a red light LED source and built-in polarization filter, enabling accurate detection of reflective surfaces while suppressing false triggers. With its rectangular compact housing and NPN switching output, this sensor is ideal for integration into various automation systems and conveyors. Description • Retro-reflective sensor with integrated polarization filter for shiny surface detection • Red light LED provides visual alignment assistance and detection clarity • NPN output, light switching (PAL version) • Rectangular plastic housing (50 series) for compact industrial installations • Cable connection (4-wire) allows flexible mounting and wiring • Suitable for packaging lines, material handling, and automated inspection systems Product Data Specification Details Model FR 50 R-PAL4 Sensor Type Retro-reflective with polarization filter Light Source Red light (LED) Output Type NPN, Light Switching Housing Type Rectangular (50 series) Connection Type Cable, 4-wire Sensing Distance Several meters with reflector Mounting Side or back mounting via standard brackets Protection Class IP67 Operating Temp. –25 °C to +60 °C Key Application Areas Reflective object detection, conveyors, packaging