Robust thru-beam sensor, compact housing design, 16 m detection range, emission frequency F1, red light and infrared light, dark on, NPN output, weak signal output, test input, M12 plug, Rugged series in corrosion-resistant metal housing, Long sensor range with high power mode, Resistant against noise: reliable operation under all conditions, Clear and functional display concept for the operating modes, Aluminum housing with high quality Delta-Seal coated