Siemens 7LF4 541-0 Instructivo página 22

Offset
h
21.03.
24
22
20
18
16
14
12
10
8
6
4
2
0
0 30 60 90 120 150 180
22
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3ZW1012-7LF45-1AA0
* This function is available in Expert mode.
Setting the correction value (1...30 min.) extends the daily ON period in the middle of the winter season by up to 60
minutes (OFF up to 30 min. later in the morning, ON up to 30 min. earlier in the evening).
In the middle of the summer season, the correction setting reduces the daily ON period by up to 60 minutes (OFF up to
30 min. earlier in the morning, ON up to 30 min. later in the evening).
23.09
Switching-point
Offset
Correction
210 240 270 300 330
t
0h 3 6
1
0
max. 120min
The time switch switches on at the calculated sunset time and
off at the calculated sunrise time.
By setting an offset, you can shift the switching times by up to
±120 minutes with respect to the calculated sunrise and sunset
times.
Example:
If you set the offset to +30 minutes, the time switch will switch
30 minutes after sunrise and 30 minutes after sunset. If you set
the offset to -30 minutes, the time switch will switch 30 minutes
before sunrise and 30 minutes before sunset.
0h 3 6
-50'
1
0
If the offset setting is in degrees the time switch switches on and
360 d
off at times of equal brightness, despite the differences in
twilight time lengths over the course of the year.
Sunrise and sunset correspond to -50' for the centre of the sun
(the edge of the sun is visible on the horizon).
9 12 15 18 21
max. 120min
9 12 15 18 21
24h
24h