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Siemens 7LF4 4210 Safety Notes page 2

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Set time/date, summertime/wintertime and holiday period
Programming
A program consists of an ON time, OFF time and associated ON and OFF days.
Programs with predefined on/off days (Mon to Sun, Mon to Fri and Sat and Sun): for these programs, you only need to set the switching times.
With the "INDIVIDUAL" option, you can allocate switching times to specific days of your choice.
The programs of a channel are linked to one another by logical OR.
*
*
C HRONO = All switch commands are executed in chronological order in a week
INPUT = Programs are executed in the order in which they are entered
Modes
Auto - Automatic operation
Constant ON
Constant OFF
Extra
The switch status imposed by the
program is inverted (manual override).
With the next effective switch command,
the time switch resumes control of on/off
switching.
Holiday
After activation, the holiday program is executed between 0:00h on the start date and 24:00h on the end date
(Constant ON/OFF). After the holiday program has run once, it must be reactivated.
Reset
Warning!
The memory will be cleared,
and all set data will be lost.
Hold down all keys simultaneously for about 2 seconds
and release.
The language, time, date, summertime/wintertime and
switching times will have to be re-entered.
Additional function descriptions are provided on the attached sheet.
2/4
Summertime: ± 1 hour
Europe: Factory set.
SPECIAL: The switchover to/from
summertime can be freely programmed by
entering a start date and end date
and is then executed each year on
the same day of the week, e.g.
Sunday.
Set MON and TUES
as on/off days
MENU
OK

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