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BETA Switching
Timers
7
LF4 digital time switches
9/5
Siemens ET B1 · 10/2008
*
You can order this quantity or a multiple thereof.
9
■
Selection and ordering data
Contacts U
e
I
e
U
c
MW DT Order No.
Price
per PU
PG PU PS*/
P. unit
Weight
per PU
approx.
V AC A AC V AC
Unit(s) Unit(s) kg
Mini digital time switches
N
•
Week program
1
channel
1
CO 250
16
110 ... 240 1
B
7
LF4 401-5
027 1
1
0.156
Top digital time switches
•
Week program
•
With text-assisted programming concept
Languages: German, English, French, Italian,
Dutch, Spanish
1
channel
• 56
programs
1
CO 250
16
230
2
}
7
LF4 411-0
027 1
1
0.230
1
CO 250
16
120
2
B
7
LF4 411-1
027 1
1
0.230
2
channels
• 56
programs (28 per channel)
2
CO 250
16
230
2
A
7
LF4 412-0
027 1
1
0.230
2
CO 250
16
120
2
B
7
LF4 412-1
027 1
1
0.230
Profi digital time switches
•
Week program
•
With text-assisted programming concept
Languages: German, English, French, Italian,
Dutch, Spanish
•
Simple program creation by means of PC using
the software included with the 7LF4 940-0 USB
adapter
•
Vacation program
•
Random program
•
Operating hours meter, counting range: 65535 h
1
channel
• 56
programs
•
Pulse function, 84 start times
1
CO 250
16
230
2
A
7
LF4 421-0
027 1
1
0.235
1
CO 250
16
120
2
B
7
LF4 421-1
027 1
1
0.235
1
CO 250
16
24
AC/DC 2 A
7
LF4 421-2
027 1
1
0.235
2
channels
• 56
programs (28 per channel)
2
CO 250
16
230
2
A
7
LF4 422-0
027 1
1
0.270
2
CO 250
16
120
2
B
7
LF4 422-1
027 1
1
0.270
2
CO 250
16
24
AC/DC 2 B
7
LF4 422-2
027 1
1
0.270
Astro digital time switches
•
Week program
•
Astro function
•
With text-assisted programming concept
Languages: German, English, French, Italian,
Dutch, Spanish
•
Simple program creation by means of PC using
the software included with the 7LF4 940-0 USB
adapter
•
Vacation program
• 1
h-test
•
Input disable over PIN code
•
Operating hours meter, counting range: 65535 h
1
channel
• 28
programs
•
With control input,
delay time 0 min ... 23 h 59 min
1
CO 250
16
230
2
}
7
LF4 431-0
027 1
1
0.235
2
channels
• 28
programs (14 per channel)
2
CO 250
16
230
2
}
7
LF4 432-0
027 1
1
0.270
© Siemens AG 2008