Siemens Building Technologies
Fire Safety
P/N 315-048733-3
3
TROUBLE
(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.
AUDIBLES ON
(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.
AUDIBLES SILENCED
(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.
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
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.
ON-PULSING. Indicates that at least one unacknowl-
edged non-alarm (supervisory, security, or trouble)
event is present in the system (and that there are no
alarm events present or all alarm events have been
acknowledged.)
When the SOUNDER DISABLE option is selected in the Zeus Programming Tool, the
sounder remains OFF, regardless of the status of the system.
The pushbuttons and their functions are defined as follows:
UP ARROW
During Supervisory Mode: Activates the
LCD backlight for 10 minutes.
When Event Is Displayed: Displays the
event with the next higher priority. (See
Figure 2 for more information about the
differences between U.S. and Canada.)
