Siemens Cerberus CS1140 Manual page 39

Building Technologies
Fire Safety & Security Products
Emergency operation
An alarm which in the event of a system malfunction is signaled at the control pa-
nel as a "combined alarm" (no location details). This is achieved by the emergency
operating circuit permanently integrated in the system.
Emergency operation circuit at C-Bus level
Covers the functions "Combined alarm" and "Silence alarm horns"
–
Requires 3 additional wires between E3X101 and B3Q...
–
Emergency operation circuit at I-Bus level
Covers the functions "Emergency alarm" and "Silence alarm horns" on the vari-
–
ous I-Bus modules
Integrated in the I-Bus flat cable (for this purpose 2 lines lead via all modules to
–
the E3X101)
Emergency alarm
In the event of simultaneous alarm and malfunction of the master module and /
or control console B3Q... (Emergency alarm) the alarm signal is reduced as fol-
lows:
Combined alarm at control console B3Q... level (visual and buzzer),
–
Alarm horns are activated and can be silenced at control console B3Q... level
–
Remote alarm is activated via contact at the CPU.
–
E3X101 Master module (superseded by E3X102/103)
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