SC 28.X3 pro Highlights Astro program 1 or 2 channels Astro program: Automated switching in Text based Menu and self-explanatory Daily and weekly program symbols relation to sunset and sunrise 60 memory locations Display with a large dot matrix area to Each switching time independently pro- Minimum interval 1 min provide two high resolution text lines grammable with or without Astro func- tion Switching capacity 16 A per channel Easy handling. Quick and intuitive pro- grammable time switch Astro ON and OFF is adjusted daily due Permanent by date-mode to updated time for sunset and sunrise (holiday function) Can be programmed with supply dis - connected (6 years battery-reserve) Block function = Earliest and latest pos- Permanently ON or OFF with manual sible astro switching time adjustable switch (Perm ON/OFF) 2 Unlimited program security by E -PROM Manual override Astronomic-function: daily updated time for sunrise and Automatic sorting of switching times on sunset readout applicable worldwide Unrestricted block programming of days choice of over 100 pre-defined geo- positions Fully automatic daylight saving time (European, North American or Australian standard adjustable) Elapsed time and pulse counter for each channel Overview time switch functions Switching Front-key/ Security by PIN-Coding time Channel-key External input ON/OFF Permanent Pulse Timer Cycle Astro Permanent by date Yearly program 16 NEWoder prog prog prog kanal 1 or 2 pin dcf astr year week 24h 1 2 3 channel lcd 2345 pulse xtern cycle data h Programmable time switch SC 28.X3 pro for DIN-rail mounting Technical data Supply Voltage 230 V, 5060 Hz Power consumption approx. 1.5 VA Channel (potential-free) Change-over, contact gap 3 mm () Contact material AgSnO 2 Switching capacity 16 A / 250 V at cos=1 Filament Lamp 2,000 W Halogen Lamp 2,000 W Fluorescent Lamp uncompensated 1,000 VA Fluorescent Lamp series compensated 1,000 VA Fluorescent Lamp parallel compensated 550 VA 35,8 44 Fluorescent Lamp double switch. 1,000 VA Mercury Discharge Lamp uncompensated 4 x 125 W, 2 x 250 W, 1 x 400 W, 1 x 700 W Mercury Discharge Lamp 6 x 50 W (7 F), 4 x 125 W (10 F), 2 x 250 W (18 F), parallel compensated 1 x 400 W (25 F), 1 x 700 W (40 F) 90 45 Sodium Discharge Lamp uncompensated 2 x 250 W, 1 x 400 W Sodium Discharge Lamp parallel compensated 2 x 150 W (20 F), 1 x 250 W (32 F), 1 x 400 W (45 F) Compact Fluorescent Lamp convent. lamp ballast 1,000 VA Compact Fluorescent Lamp electron. lamp ballast 4 x electronic lamp ballast, power independent Switching functions ON, OFF Astro ON, Astro OFF 58 Memory locations 60 63 Minimum interval 1 min Time base Quartz crystal Power back-up (at 20C) approx. 6 years (depends on the Lithium-battery life) SC 28.13 pro (1 channel) 2 Program security unlimited (E -PROM) A Quartz cryst. accuracy (at 20C) 1 sec/day 2 Display high resolution LCD (visible area 7.5 cm ) 123 4 8 N L Permitted ambient temperature 10+55C ~ ~ + - Enclosure self-extinguishing thermoplastic Dimensions 45 x 35 x 58 mm SC 28.23 pro (2 channels) Distribution board mounting 35 mm DIN-rail (DIN EN 50022) A B Type of connection Screw terminals (pull-up type) Type of protection IP 20 to DIN EN 60529 123 56 7 4 8 N L Class of protection II when installed according to regulations ~ ~ + - Rights to technical amendments reserved. Type/Order No. Channels Time Base Special function SC 28.13 pro 1 Quartz astro SC 28.23 pro 2 Quartz astro 17