Astronomical twilight switches TWA-1 and TWA-2 with 1 and 2 channels respectively, automatically command lighting circuits according to sunrise and sunset. The switches are programmed by defining the longitude and latitude of the geographical area in which they are installed. These devices are particularly useful when usage of a twilight switch with external sensor is not recommended because it may be subject to malfunctions caused by air pollution, excessive brightness or vandalism.
Main benefits
- Clear display visualizations of contacts status
- Easily manage vacation periods
- Astronomical and standard programming
Main features
- Automatic summer/winter time change
- Save space: only 2 modules width