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Siemens Industry, Inc.
Building Technologies Division
The LEDs and their functions are defined as follows:
ALARM
SUPERVISORY
SECURITY
TROUBLE
AUDIBLES ON
AUDIBLES SILENCED
When both AUDIBLES ON and AUDIBLES SILENCED LEDs are in the OFF state, it
indicates that all NACs in the system are in supervisory mode.
The Sounder operates as follows:
SOUNDER
(Red)
Normally OFF . Indicates that there is no
alarm event in the system.
ON (flashing). Indicates that at least ONE
alarm event is unacknowledged.
ON (steady). Indicates that ALL alarm
events have been acknowledged.
(Yellow)
Normally OFF . Indicates that there is no
supervisory event in the system.
ON (flashing). Indicates that at least ONE
supervisory event is unacknowledged.
ON (steady). Indicates that ALL supervi-
sory events have been acknowledged.
(Yellow)
Normally OFF . Indicates that there is no
security event in the system.
ON (flashing). Indicates that at least ONE
security event is unacknowledged.
ON (steady). Indicates that ALL security
events have been acknowledged.
(Yellow)
Normally OFF . Indicates that there is no
trouble event in the system.
ON (flashing). Indicates that at least ONE
trouble event is unacknowledged.
ON (steady). Indicates that ALL trouble
events have been acknowledged.
(Yellow)
Normally OFF . Indicates that NACs are in
supervisory mode or that ALL
silenceable NACs have been silenced.
ON (steady). Indicates that at least ONE
NAC has been activated.
(Yellow)
Normally OFF . Indicates that NACs are in
supervisory mode or that there is at least
ONE activated NAC in the system.
ON (steady). Indicates that previously
activated NACs have been silenced.
Normally OFF . Indicates that the system is in supervi-
sory mode or all events in the system have been
acknowledged or that a push button has been pressed.
ON-STEADY. Indicates that at least one unacknowl-
edged alarm is present in the system.
2
P/N 315-034170-13
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