Astronomical twilight switch for the management of electric loads from sunset to sunrise according to the set geographical coordinates.
The device has two output relays: a relay (not changeable) for the switching on at sunset and switching off at sunrise and the other relay (changeable) for the selection of 6 different programs.
The device is particularly suitable for the management of shop lighting and sign lighting in general.
The keypad lock function by password prevents unauthorised people from doing setting modifications: this is useful for installations in public places.
It is possible to replace the backup battery when it is depleted.
The IR interface also allows the setting exchange between the device and the remote control memo.RC.