Siemens FS720 - Pin Assignments

Installing, exchanging and connecting modules
Loop extension
7
118 | 248
Building Technologies
A6V10210390_m_en_
--
Fire Safety
2018
-
08
-
29
7.8.2 Pin assignments
7.8.2.1 X13 connection loop 3
Pin Designation Description
4 3_2- ↑ Loop extension for loop 3 or ↑ stub 6 (–)
3 3_2+ Loop extension for loop 3 or stub 6 (+)
2 3_1- Loop extension for loop 3 or stub 5 (–)
1 3_1+ Loop extension for loop 3 or stub 5 (+)
Admissible cable cross-section: 0.2…1.5 mm²
● One loop or two stubs can be connected to the ↑ loop extension (C-NET).
● The plug for the loop extension (C-NET) is always located at the corresponding
↑ detector line connection.
7.8.2.2 X14 connection loop 4
Pin Designation Description
4 4_2- ↑ Loop extension for loop 4 or ↑ stub 8 (–)
3 4_2+ Loop extension for loop 4 or stub 8 (+)
2 4_1- Loop extension for loop 4 or stub 7 (–)
1 4_1+ Loop extension for loop 4 or stub 7 (+)
Admissible cable cross-section: 0.2…1.5 mm²
● One loop or two stubs can be connected to the ↑ loop extension (C-NET).
● The plug for the loop extension (C-NET) is always located at the corresponding
↑ detector line connection.
3_1+
+
-
3
4
+
-
1
2
X13
3_1–
3_2+
3_2–
4_1+
+
-
3
4
+
-
1
2
X14
4_1–
4_2+
4_2–