EST LSS4 - Page 93

System Operation
Condition
Canada
Fire Alarm,
Non-Verified,
Pre-AlarmIDC
Canada
fire Alarm,
N
on-Verified,
General Alarm
IDC
Canada
Fire Atarm,
Verified,
General Alarm
IDC
4.10
Active
Indicators
Red System
AlarmLEDon
RedIDC zone
LED pulses
Red System
AlarmLEDon
RedIDC zone
LED pulses
Table 4-6: LSS4 Operation
System Activity
Red System
AiarrnLED on
Red IDC zone
LED pulses
Notification appliances
operateatthe slow pulse pre-
alarm rate(20 SPM) until
Auto-Evac timer expires, then
operateatthe fast pulse
general alarm rate (120 SPM)
Notification appliances
override all pre-alarm,and
operateatthe fast pulse
general alarm rate (120
SPM).
Notification appliances
override all pre-alarm
,
and
operateatthe fast pulse
general alarm rate (120
SPM).
Notes
Press Drill/Test/Auto-Evac
cutoff switchto stopand
reset auto-evacuation
timer.An "A" will appear in
the system display
Subsequent pre-alarm
zones restartthe auto-
evac timer.An "I" will
appear in the display if
IDCsare silenceable.
Alarm Silenceswitchmay
be used if NACs
configuredas silenceable.
Zones entering alarm for
the first time resound all
NACs assignedto
previousalarmS-
Aiarm Silence switchmay
be used if NACS
configuredas silenceable.
Zones enterin
g
Alarmfor
the first time resound all
NACs assignedto
previousalar Tbs.
Alarm Silence switchmay
be used if NACS
configuredas silenceab
l
e.
Zones entering alarm
the first time resound
NACs assignedto
previous alarms.
for
all
LSS4
I
nstallation,
Operatio
n,
and Maintenan
c
e
Manua1