Astronomical Time Switch

ASTRONOMICAL TIME SWITCH uses Microcontroller technology & Intelligent Astronomic Software to calculate Sunset & Sunrise time each day in an Astronomic Year for any Geographic Location.

1)Automatic switching ON & OFF, No human dependency.

2)By setting Geographic details : Latitude (60 North to 60 South), Longitude (180 East to   

   180 West)& Time Zone (12:00 East to 12:00 West) Sunset & Sunrise time is calculated

   every day with an accuracy of +/- 5 Minutes by Astronomic Software.

3)Energy saving output CH2 switches OFF for few hours in night.

Specification :

Time display :            4 nos. of GREEN LED Display show the Time in 24 Hour format.

Setting :                      4 user friendly soft keys for setting

a) Clock (Hr. : Min., Date : Month, Year).

b) Latitude, Longitude, Time Zone.

c) Twilight Time, CH2 late night OFF & early morning ON time.

 Clock Accuracy :        Better than +/- 1 Second per Day @ 25°C.

 Output :                      1 N/O switch contact for each Channel max. 4KW (18AMP) Resistive

                                        load @ 230VAC.

Supply Voltage :         230 V AC + 10%, 50Hz

Supply to Clock :        Clock runs on internal Battery & will show correct Time when power is applied.

Dimension :                145(H) x 110(W) x 60(D) mm.

Weight :                      1200 Gms. Approx