Siemens Cerberus CS1140 Manual page 67

Building Technologies
Fire Safety & Security Products
LED "Battery fault
–
–
–
–
c) Operation with LED "Power supply fault
external voltage (in-
–
stead of battery)
–
LED "Power on"
–
LED "Battery fault
–
–
d) Operation without LED "Power supply fault
battery or external
–
voltage
–
LED "Power on"
–
LED "Battery fault
–
6 Key "S1": System start only with battery (without mains voltage)
7 Plug-in terminals "K1": Supply for the modules "I-Bus"
E3C011 Battery charging module (supersedes E3C010)
Battery voltage < 23 V
Open line to battery or fuse F501 / F502 blown
Autom. test to indicate battery presence negative
Autom. battery load test negative
Input voltage > 31.0 V –> power unit malfunction
EEPROM check sum error
Input voltage > 28.5 V
Battery voltage or external voltage < 23 V or > 31.0 V
Autom. presence test (external voltage) negative or fuse F501 / F502
blown
Input voltage > 31.0 V –> power unit malfunction
EEPROM check sum error
Input voltage > 28.5 V
no function
67
001260_k_en_--.doc
02.2005