finder 12.21.8.230.0000 Manuale - Pagina 15
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Functions type 12.81
Program mode (advance/retard setting)
In this mode it is possible to set independently:
- the advance (or the retard) of the light turn-on time in the evening with respect to the "astronomic"
sunset time.
- the advance (or the retard) of the light turn-off time in the morning with respect to the "astronomic"
sunrise time;
From the Display mode - A short press of the joystick
indicated by the (clockwise) transition from
A short press to
or
will retard or advance the switch ON time about the astronomic time in
10 minute steps (up to a maximum of 90 min.).
Press
to display the "astronomic" sunrise time, indicated by the (clockwise) transition from
("OFF" and open contact symbols displayed). Again, a short press to
advance the switch OFF time about the "astronomic" time, in 10 minute steps.
At this point, either exit (to Display mode) with a short press to
period override time(s) with a short press to
Set the OFF time using
or
can be set using
or
.
Note: setting "--:--" for either OFF or ON means the function is inoperative.
Continuing to press
will cycle through the "sunset" / "sunrise" / "OFF" / "ON" settings in turn.
A short press to
at any time will return the display to Display mode.
Note 1: The effect of the retard/advance settings is valid for all days. That is; lights will, for example,
always turn-on every day for 30 minutes before the "astronomic" sunset time.
Note 2: The effect of the On period override settings is also valid for all days - but also see Note 3 by
the function diagrams.
ASTRO
ON
1
2
3
*Note 3: Depending on the time of year (summer
specifically) it may be that the override
ON time will fall after the AstroOFF time.
In this case, the output switches off at the
Astro OFF time and the override ON
time is ignored.
Power-save mode
If the 230 V AC supply is not connected, the time switch enters power-save mode: only the clock is
maintained active whilst the display turns off so as to guarantee a long life for the built-in back-up battery.
With a press to the joystick it is possible to "awake" the device and enter Display mode (with the "plug"
symbol displayed). A further press to
Display mode section above.
After about 1 minute of inactivity the power-save mode will start again. During program or set-up the
current absorption is higher than in power-save mode, thus influencing the battery life.
In this mode the display back-light is not active. It is activated following a press to the joystick only with
the 230 V AC supply connected, but after about 1 minute of inactivity the display back-light will turn off,
and to activate it again it is necessary to press the joystick again.
Note: the output relay only functions if the power supply is connected.
12 Series - Astro-Switch 16 A
will display the "astronomic" sunset time,
to
("ON" and closed contact symbols displayed).
, or continue to set the Astro ON
.
. A further short press to
will display the ON time which again
The Override feature permits the 12.81 three different
ways of functioning:
ASTRO
Classic function where the AstroON and AstroOFF
OFF
1
times are determined by the geographic coordinates.
These times vary every day.
Functions such that the output turns on according to
2
the AstroON time and turns off according to the clock
off-time
. Application example: shop window
lighting on by AstroON at sunset and off
00:30 .
Functions such that the output turns on according to
3
the AstroON time and turns off according to the clock
off-time
on-time
period). Application example: company car park
lighting, on by AstroON at sunset, off end of the
evening shift at 23:00
beginning of the morning shift at 5:00
off automatically by AstroOFF*.
will enter the program or set-up mode as explained in the
to
or
will retard or
, and then turns back on at the clock
(for the remainder of the ASTRO time
. On again at the
and
at
12
SERIES
I
15