Automatic switching of lighting based on heat movement and ambient brightness. Operates with System 3000 switching, dimming, or secondary unit 3-wire. Expansion of the detection range in combination with the secondary unit 3-wire. Adjustable brightness threshold. Sensitivity adjustable in four levels. When connecting a System 3000 secondary unit with a control attachment or mechanical switch to the main unit, the lighting can be turned on or dimmed for the duration of the after-run time. With System 3000 dimming unit: Turn on with the last set brightness or saved switching brightness. The switching brightness can only be permanently saved via the System 3000 secondary unit with control attachment. Notes: The detection field is horizontally oriented and may not have a limitation when used outdoors. Therefore, pay attention to the suitability of the installation location outdoors or install the motion detector attachment at a height of 2.20 m.