Operation Manual
FT1020G3 Rev 2.4
24
Table 11 OWS Controls And Indications
Auto
LED - Green
Illuminates to indicate the “Auto” position of the button, normal
position.
OWS controlled only by alarm condition
Isolate
Illuminates to indicate “Isolate” position of the button.
Button
Disable all outputs to the speakers, FDCIE fault is generated if
the isolate button remains active for more than 5 minutes
Manual
Illuminates to indicate the “Manual” position
Button
Enables manual activation of Alert, Evac or PA. OWS fault is
generated if the manual button remains active for more than 5
Alert
Indicates that alert tone/message is active
Manual trigger of the alert tone/message
Evac
Indicates that evacuation tone/message is active
Manual trigger of the evacuation tone/message
PA
Indicates that PA is enabled
Press to Talk
Indicates PA is broadcasting
Press and hold to broadcast via the electret mic
Fault Yellow
Indicates common fault in OWS i.e. speaker fault, trigger fault,
strobe fault, etc.
4.6 Gaseous Extinguishing Control Module
The gaseous extinguishing control module is provided for use as an option in FT1020G3.
The gas module provides outputs to drive the following:
• A combination of Brooks Warning Signs
• Brooks Local Control Station (LCS)
• Voice / Tone Electronic Sounder
• Dual Strobe Module
The gas control module combined with other Brooks system components has been
designed to provide the monitoring and control functions of a complete gaseous
extinguishing system that meets the requirements of the relevant clauses 7.1 to 7.6 of the
Australian Standard AS4214-2002 (including amendment 1). For more details, refer to
FT2GAS Operation / Technical Manual MA400.
The gaseous extinguishing front display is shown in Figure 8 below. All LED indicators on
the front display are covered by a polycarbonate decal clearly labelled with their functions.
When the system is in normal condition, all LED indicators will be extinguished.
Figure 8 Gas Extinguishing Display Layout
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