Energetic light sensors are ideal for detecting contrast differences. They detect objects depending on their surface, color and material. They are cost-effective, easy to install and align. Series=23K, dimensions=23 x 51 x 52.4 mm, interface=PNP normally open/closed (NO/NC), input function=key lock on/compensate function as button, functional principle=optoelectronic sensor, optical functional principle=light sensor, energetic, beam characteristics=collimated, light type=laser red light, light spot size=2.2 x 2.2 mm at 800 mm, range=5...1200 mm, connection=plug connector, M12x1 plug, 4-pin, housing material=PC ABS, active surface, material=PMMA, operating voltage Ub=10...30 VDC, approval/conformity=CEEcolabcULusWEEE