Siemens 7LF4 4210 Quick start guide

N 292229/02 251426.41.05c
Technical data
7LF4 4210 7LF4 4211 7LF4 4212
Supply voltage: 230V 50/60Hz 120V 50/60Hz 24V AC/DC ±10%
Effective power consumption: Approx. 1 W
Contact rating: 1 changeover contact 16A 250V~µ cos ϕ= 1
Parallel compensation: 60VA max. 7µF
Accuracy: ± 0,2 s / day under typical installation conditions
single strand multi strand
Terminal capacity: 1,5...4 mm21,5...2,5 mm2
Programmes : 56
Pulse start times: 84 (only if pulse function is activated)
Pulse duration: 1s … 59min 59s
Battery reserve: 6 years
Storage ambient: -20°C to +60°C
Working ambient: -20°C to +55°C
General information
• Start-up: after applying the supply voltage, the time switch
starts automatically with the last selected function. The relay
position is set by the current program.
• Battery backup
- Backlighting not active
- Data key READ/WRITE only via the menu.
OK
Set language
Overview

Day, Time, Date
Switch status
Function
Receptacle for
data key
1800W 1800W 1800W 2300W 100W 100W 1800W 2300W
+
+
Overview of programmed
switching times for the week.
Resolution 0.5h
MENU
OK
Select menu, back to main menu,
Hold down > 1s = operating display
Confirm selection or load parameters
Select menu options or set parameters
0
5
6
7
8
4
3
2
1
Safety notes
This product may be installed only by a qualified electrician. Non-compliance may result in a fire hazard or electric shocks. Before installation, read
the operating instructions and observe the product-specific requirements for the installation location. Use only original spare parts for repair and
maintenance. Unauthorised opening and repair by other persons will invalidate all claims for liability, replacement or warranty services.
7LF4 4210
7LF4 4211
7LF4 4212
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GB

Modes 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.
•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.


Programming
MENU OK
Set time/date, summertime/wintertime and holiday period

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.
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.
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.
*
*
CHRONO = All switch commands are executed in chronological order in a week
INPUT = Programs are executed in the order in which they are entered
Additional function descriptions are provided on the attached sheet.
Set MON and TUES
as on/off days
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
1
7
1
7

1
7
1
7


Contrast adjustment
Data key
Hour counter
Random function
or
Load the programs of the time switch on to a data key (WRITE KEY)
Warning! all programs already existing on the data key will be overwritten.
Load the programs from the data key to the time switch (READ KEY)
Warning! all programs already programmed in the time switch will be overwritten.
Displays the total relay ON time, from 0 to 65535 h, and the date of the last reset.
Function active: the programmed switching cycles are shifted at random within the range of ± 30 minutes.
or
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1s … 59min 59s
1
2
0
Activating the pulse function
Activating the pulse function
Pulse duration
Pulse start time activation
Pulses are also started during power failures. Aafter the power has been restored they are output for the remaining running time.
Overlapping pulses restart the pulse start time. When switching from PASSIVE to ACTIVE, the program memory is cleared.
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