Siemens FS720 Quick Reference For Components / Pin Assignment page 41

8.2.4 X8 configurable inputs/outputs 1 ... 4 and supply output 1
8.2.5 X11 detector line loop 1
Building Technologies
Fire Safety & Security Products
PIN Designation
6 GND_01
5 VSYS_01
4 I/O4
3 I/O3
2 I/O2
1 I/O1
Admissible cable cross-section: 0.2 ... 1.5 mm²
GND_01 -
VSYS_01 F401 +
I/O4
I/O3
I/O2
I/O1
All inputs/outputs can be connected as follows:
1 Configured as output
2 Configured as input
PIN Designation
4 LOOP1_2–
3 LOOP1_2+
2 LOOP1_1–
1 LOOP1_1+
Admissible cable cross-section: 0.2 ... 1.5 mm²
X11
LOOP1_2- -
LOOP1_2+ +
LOOP1_1- -
LOOP1_1+ +
Comment
One loop or two stubs can be connected.
Periphery board (1-loop) FCI2001-A1
Description
Supply output 1 (–)
Supply output 1 (+)
Configurable input/output 4
Configurable input/output 3
Configurable input/output 2
Configurable input/output 1
X8
6
5
4
2
3
2
1
1
Description
Loop 1 / stub 2 (–)
Loop 1 / stub 2 (+)
Loop 1 / stub 1 (–)
Loop 1 / stub 1 (+)
4
3
2
1
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A6V10210410_a_en_--
18.05.2009