Siemens FC700A - Principle of 24 V Wiring; Standard Power Supply FC;FT Wiring

Principle of 24V wiring
19
Siemens Building Technologies 007831_a_en_--.doc
Fire & Security Products 03.2004
5 Principle of 24V wiring
Standard power supply ’FC/FT’
B2F020
+
-
Mains
K1
2
1
+
6
5
-
3
-
4
+
2
1
+
6
5
-
3
-
4
+
FC700A
7
6
E3C011
-
-
K1
5
4
+
+
3
2
+
+
16
15
14
13
20
19
18
17
12V
12V
8
9
10
X17
K7
F1
F2
X34
X33
X31
X32
K7
F1
F2
Y34
Y33
Y31
Y32
Supply modules
Programming terminals 'K7' as
Output: = 0 -Resistors Y31+Y32+Y33+Y34 Ω
Battery
max. 27Ah
B3Q700 (FC)
B3Q700 (FC)
B3Q700
(FT)
B3Q700
(FT)
Plug-in-terminals K7
Input: = 0 -Resistors X31+X32+X33+X34 Ω
Programming terminals 'K7' as
Plug-in-terminals K7