For automatic switching of consumers depending on movement and brightness. For outdoor use. For detection down to the ground. For Busch universal relay insert 6401 U-102. IP 44 only in conjunction with Allwetter 44® frame. Monitoring density: 40 sectors with 160 switching segments. Switch-off delay: 10 s to 30 min or short-term pulse 1 s adjustable. With screw fastening. Supplied with sealing ring. Please order the corresponding flush-mounted insert separately.