Grässlin is a leading manufacturer of time switch technology, light control, and energy management systems, known for precision and German engineering.
Grässlin is a globally recognized specialist in time switch technology, light control, and temperature control systems. Founded in Germany, the company (Grässlin GmbH) has built a reputation for high-quality engineering and innovation in building automation. Their product portfolio includes the popular Talento smart time switches, mechanical and digital timers, staircase lighting time switches, and photosensors.
Designed for both residential and commercial applications, Grässlin products focus on energy efficiency and ease of use. The brand offers solutions for controlling lighting, heating, and other electrical loads with precision. In North America and other markets, Grässlin products have historically been distributed under the 'Grasslin by Intermatic' label, though the core engineering remains rooted in their German headquarters.
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Most Grässlin digital timers have a small 'Reset' button (often labeled 'Res' or 'H'). Press and hold this button with a pointed object like a pen for a few seconds to clear all settings and restore the device to factory defaults.
The Talento Smart series can be programmed directly on the device using the menu buttons, or via the Talento app on a mobile device using Bluetooth (if supported). Refer to your specific model's manual for the exact menu structure.
Due to the risk of electrical shock, Grässlin products designed for DIN-rail or flush mounting should be installed and executed only by a qualified electrical specialist according to current safety standards.
On supported models, the Astro function automatically switches loads (like lighting) based on the calculated sunrise and sunset times for your specific geographic location, eliminating the need for a separate light sensor.