Universal thru-beam sensor, large housing design, 300 m detection range, red laser light, laser class 2, 25 kHz transmission frequency, light/dark on, AC version, relay output, timer function, terminal compartment, Universal series with highly versatile fields of use, Resistant against noise: reliable operation under all conditions, Highly visible LED as alignment aid in receiver optics, Programmable time function GAN, GAB, IAB as well as GAN-IAB and GAN-GAB as double function