Presence detector sensor with mixed light measurement. For switching lighting systems that depend on brightness and movement. Circular detection range (for installation height of 3 m): Seated persons up to Ø 10 m, walking persons up to Ø 12 m. Extension of the detection range by main unit/extension unit combination. On wall / on ceiling height: 35 mm For semiautomatic and fully automatic operation. Additional activation/deactivation possibility through pushbutton input. With continuous light/duration-off function (8 hrs), IR service remote control necessary. With teach-in function of the brightness switching threshold, IR service remote control required. With brightness-independent test mode for evaluating the detection zone. With detection LED at test mode. Remote control possible via IR service remote control 6843. Adjustment elements accessible on the front side. Surveillance density: 72 sectors with 640 switching segments. Switch-off delay: approx. 1 min. - 30 min. or short-time pulse. Compatible with all Busch-flexTronics inserts. For relay insert flex, 1gang, 64811 U. For series relay insert flex, 2gang, 64821 U. For e-contact insert flex, 1gang, 64814 U. For LED touch dimmer insert flex, 1gang, 64851 U. For extension insert flex, 64891 U. 64753-183
