All LED indicators on the front display are covered by a polycarbonate decal clearly labelled
with their functions.
When the system sets in the normal condition, all LED indicators will be extinguished.
The gaseous extinguishing system status indicating LEDs and flash patterns are described
in Table 9 below. The default state of the LED indicators is OFF, if it is not defined below.
Table 9 Gas Front Status LED Indication and flash Pattern
Type
LED Name
1st Alarm
2nd Alarm – Timer
Running
Gas Initiated
Alarm
Gas Externally Released
Gas Discharged
Gas Fault
Fault
Gas Discharge Inhibited
Gas Discharge Disabled
Disable
Service Switch Active
Service, Master Abort
Gas Extinguishing
1st Alarm
2nd Alarm -Timer Running
Gas Initiated
Gas Discharged
Gas Externally Released
Gas Discharge Inhibited
Gas Fault
Gas Disabled
Service
Master Abort
Figure 22 Gas Extinguishing Display Layout
Module Conditions
One zone or zone address in alarm
Both zones or zone addresses in alarm
Gas release output activated
External gas release control activated
Gas discharged sensor input activated
Fault in any of the supervised inputs or outputs
Gas discharge inhibited via LCS isolate switch
Gas discharge disabled by the service master
abort switch or the gas lock-off valve controls
Illuminates when the master abort switch is
activated
Gas service master abort switch
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Technical/Programming Manual
FT1020G3 Rev 2.2.1
LED
Pattern
Fast
Flash
Steady
ON
Steady
ON