Banner Engineering's QS18 Adjustable-Field Sensor
QS18 adjustable-field, foreground-suppression sensor detects objects regardless of color, reflectivity, surface irregularities or background conditions. It has a universal mounting design, screwdriver adjustment sensing range setup and IP67-rated sealed housing. The sensors are available in 15-40 mm and 30-200 mm cut-off ranges. Crosstalk immunity algorithm allows two sensors to be used in close proximity.