Pin Assignments - Siemens FS720 Quick Reference For Components / Pin Assignment

4.2

Pin assignments

4.2.1 X1 mains connection
4.2.2 X2 monitoring signals
Building Technologies
Fire Safety & Security Products
WARNING
High voltage! Danger to life!
Electric shock
Connect the power supply to the mains only when the cover is closed.
PIN Designation
1
2 N
3 L
Admissible cable cross-section: 0.2 ... 2.5 mm²
PIN Designation
8 Battery
7 Convert
6 Main
5 Common GND
4 Usys +
3 Usys –
2 Akku +
1 Akku –
Admissible cable cross-section: 0.2 ... 2.5 mm²
X2
Battery
Convert
Main
Common GND
Usys +
+
Usys - -
+
Akku + F103
-
Akku -
F102
1 Cable tree to periphery board or fire
terminal board
Description
Ground (protective conductor PE)
Neutral conductor
External conductor (L1)
Description
Detection line (#BATT): Battery fault
Detection line (#CONV): Power supply fault
Detection line (#MAINS): Mains fault
Ground (COMMON)
System supply (VSYS+)
System supply (VSYS-)
Battery supply (+)
Battery supply (-)
#BATT
8
#CONV
7
6 #MAINS
COMMON
5
VSYS+
4
VSYS-
3
2
1
Power supply (70W) FP2001-A1
1
A6V10210410_a_en_--
18.05.2009
19