weekly time switch Astro digital 230 V 16A 1-channel 2MW

weekly time switch Astro digital 230 V 16A 1-channel 2MW Time switch 7LF4 Astro for flexible or sunrise and sunset-adjusted switching. The 7LF4 Astro digital time switch from Siemens switches electrical devices in line with local sunrise and sunset times, or variably at specified switch-on and switch-off times exact to one tenth of a second. Key features of the digital time switch from Siemens: 1. Automatic calculation of daily sunrise and sunset times. 2. Models to meet requirements for a range of fields: 1-channel version with 56 and 2-channel version with 28 memory locations per channel. 3. User-friendly menu for local programming and easy programming on the PC with data keys. 4. Secure data receipt with backup battery and PIN code block. www.siemens.com/lowvoltage. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.