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Siemens Profi 7LF4 521-0 Instructivo página 6

Interruptor horario
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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, the time switch resumes control of on/off
switching.
1 h-Test
When this function is activated, the output is switched on for one hour.
After one hour, the time switch returns automatically to the programmed mode.
Data key
Load the programs of the time switch on to a data key (WRITE KEY)
Warning!
all programs stored on the data key will be overwritten.
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16
24
Load the programs from the data key to the time switch (READ KEY)
Warning!
all programs programmed in the time switch will be overwritten.
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2514264121-01
3ZW1012-7LF45-5AA0
Reset
Warning!
The memory will be cleared, and all set data
will be lost.
Hold down
the same time press and release
The language, time, date, summertime/
wintertime and switching times will have to be
re-entered.
or
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12
16
24
or
for more than 3 seconds and at
.

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Profi 7lf4 521-2