Siemens FS720 - Page 190

Installing, exchanging and connecting modules
Module bus cards
7
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Building Technologies
A6V10210390_m_en_
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Fire Safety
2018
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08
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29
Switching for relays ↑ RT alarm and RT fault
Figure 111: Switching for relays RT Alarm and RT Fault
1 Remote transmission
FAU_… Configured as RT fault relay output
- ↑ Normal operation (no fault) = contact 2/3 closed
Configured as universal relay output
- Normal operation (no fault) = contact 3/4 closed
AL_… Configured as RT alarm or universal relay output
- Normal operation (no alarms) = contact 2/3 closed
2FAU_NO
3
AL_NC
X11
2
AL_COM
1
AL_NO
3
FAU_COM
X12
4
FAU_NC
1
1
NC
C
NO
NC
C
NO