Siemens FS720 Mounting & Installation page 51

6.2.1.2 X10, extinguishing terminal
Building Technologies
Fire Safety
5 8
1 4
Figure 26: Detailed view of terminal X10, extinguishing terminal
PIN Designation
1 TERM_INT_VSYS+
2 TERM_INT_VSYS-
3 TERM_INT_DATA_A
4 TERM_INT_DATA_B
5 TERM_EXT_VSYS+
6 TERM_EXT_VSYS-
7 TERM_EXT_DATA_A Orange Data line A, secondary extinguishing
8 TERM_EXT_DATA_B Orange Data line B, secondary extinguishing
Admissible cable cross-section: 0.2...1.5 mm
X10 TERM_INT_VSYS
TERM_INT_VSYS
TERM_INT_DATA
TERM_INT_DATA
TERM_EXT_VSYS
TERM_EXT_VSYS
TERM_EXT_DATA
TERM_EXT_DATA
● Observe polarity A/B
● Max. length of line A/B, internal; 10 m (no EOL)
Mounting and installing extinguishing control panels
Card cage connections (1 sector exting.) FCA2046
X10
Color Description
Green Supply output (+), primary extinguishing
terminal
Green Supply output (-), primary extinguishing
terminal
Green Data line A, primary extinguishing
terminal
Green
Data line B, primary extinguishing
terminal
Orange Supply output (+), secondary
extinguishing terminal
Orange Supply output (-), secondary
extinguishing terminal
terminal
terminal
2
+
1
-
2
A 3
T
B 4
+
5
-
6
A
7
B
8
T1 T2
ext
int
T3
ext ext
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Tn
ext
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