Legrand 412723

The AlphaRex³ D21 astro from Legrand is a digital astro timer designed for precise control of electrical devices. With an operating voltage of 230 V and a variety of features, this device offers a flexible solution for automating lighting and other electrical applications. The timer includes 56 programmable switching programs that allow for a combination of astro function and weekly timer. This enables automatic adjustment to sunrise and sunset, which is particularly beneficial for outdoor lighting. Programming can be done directly on the device or conveniently via the Legrand Time Switch App using Bluetooth. The AlphaRex³ D21 astro is suitable for mounting on a DIN rail and offers a range of functions, including a random mode, a holiday mode, and a PIN code lock for security. With an accuracy of +/- 0.1 seconds per day and a backup battery life of 5 years, this timer is a reliable choice for time-controlled operation of electrical devices.

• Astro function combined with weekly timer
• 56 programmable switching programs
• Programming via Bluetooth app available
• Random and holiday programs available
• Automatic summer/winter time adjustment.