Siemens FS720 Quick Reference For Components / Pin Assignment page 33

7.2.2 X5 supply output
Building Technologies
Fire Safety & Security Products
X1
VSYS - 10
-
VSYS - 9
-
+
VSYS + 8
+
VSYS + 7
6
3SRC -
5
3SRC +
COMMON 4
#MAINS 3
#CONV 2
#BATT 1
PIN Designation
4 GND 2
3 VSYS 2
2 GND 1
1 VSYS 1
Admissible cable cross-section: 0.2 ... 2.5 mm²
X5
GND 2 4
VSYS 2 3
GND 1 2
VSYS 1 1
Fire terminal board FTI2001-A1
Description
Ground
System supply 21 ... 28.6 V DC (+) (1 A/T)
Ground
System supply 21 ... 28.6 V DC (+) (1 A/T)
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18.05.2009