Power Supply; Line Bridging At Removed Detector Head - Siemens FC1008-A Technical Specification

Function and design
Driver outputs Function / Application
Mode manned active if system is in mode manned
Alarm 1 active on Alarm 0 and 1 (inactive on Alarm 2)
blocked with controls disabled
Alarm 2 active on Alarm 2 until Reset
blocked with controls disabled
Disable active if any part of the system is disabled
Fault active on Fault until restored
Alarm 1/2 active on Alarm 0, 1 and Alarm 2 until Reset
blocked with controls disabled
Zone 1 - 8 Active on zone alarm, or zone fault, switched off or test
blocked with controls disabled
see Step 8, special zone parameters

5.1.2

Power supply

5.1.3

Line bridging at removed detector head

16
Building Technologies
Fire Safety & Security Products
N
Mains 230 VAC
L
3.15 AT
If a detector head is removed from a detector line, the control unit signal a fault,
while the manual call point is still able to set off an alarm (support diode
bases BS5839Pt1)
removed detector heads
+
Detector line
_
Schottky diode
Achieved with
line card FCA1007-B (factory equipped)

resistor EOL FCE1003-B (included in panel accessories) and Z-diode

special detector base (eg. DB1102A, part number 534851) equipped with Schot-

tky diode (1N5819) in parallel to the monitoring jumper inside detector head
Load / rating Remarks
max. 40 mA/24 V for internal and external use
–
BDZ1000-B
inserted detector heads
Z-diode
monitoring jumper
in the detector head
Manual call point
+
_
A6V10265083_a_en_--
03.2010