System Overview - Bosch FCS-LWM-1 Installation Manual

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System overview

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20+21 Unused
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F.01U.028.512 | A2 | 2007.03
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Designation Assignment
PWR - Power supply voltage
IN + Power supply voltage
Grounding terminal (Do not use!)
Grounding terminal (Do not use!)
SENSOR OR Orange sensor cable
SENSOR WH White sensor cable
SENSOR BL Blue sensor cable
SENSOR RD Red sensor cable
EXT. RESET External reset input
EXT. RESET External reset input
FAULT NO Fault relay, normally open
FAULT CM Fault relay, contact made
FAULT NC Fault relay, normally closed
MAX ALARM NO MAX ALARM relay, normally open
MAX ALARM CM MAX ALARM relay, contact made
MAX ALARM NC MAX ALARM, normally closed
DIFF ALARM NO DIFF ALARM relay, normally open
DIFF ALARM CM DIFF ALARM relay, contact made
DIFF ALARM NC DIFF ALARM relay, normally closed
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MAX + DIFF If ON, both relays are actuated at MAX ALARM or DIFF ALARM.
ISOLATE If ON, fault or alarm messages are not transmitted to the fire panel.
DIFF TIME Calibration switch – time span of increase in temperature
DIFF ALARM Calibration switch – response temperature depending on DIFF TIME
MAX ALARM Calibration switch – response temperature
TEST FAULT System test fault (Press switch for 2 s - triggering after approx. 20 s)
TEST ALARM System test alarm
RESET Restores the control unit to its original status
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LWM 1
Bosch Security Systems
FCS-LWM-1
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