6819 Presence Detector Installation and Operating Manual

This document is a multilingual installation and operating manual for Busch-Jaeger presence detectors (models 6819/30-xxx, 6819/31-xxx, and 6819/60-xxx), which are ceiling-mounted devices used for automatic lighting control based on motion and brightness detection. It covers safety warnings, technical specifications, mounting instructions, detection ranges, commissioning, and operation modes including automatic, semi-automatic, and short-time pulse, as well as remote control and smartphone app functionality.