Technical/Programming Manual
FT1020G3 Rev 2.2.1
47
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.
Gas Extinguishing
2nd Alarm -Timer Running
Gas Fault
Gas Discharged
Gas Initiated
Gas Disabled
1st Alarm
Gas Discharge Inhibited
Gas Externally Released
Service
Master Abort
Figure 22 Gas Extinguishing Display Layout
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
Module Conditions
LED
Pattern
Alarm
1st Alarm
One zone or zone address in alarm
Fast
Flash
2nd Alarm
– Timer
Running
Both zones or zone addresses in alarm
Gas Initiated
Gas release output activated
Gas Externally Released
External gas release control activated
Gas Discharged
Gas discharged sensor input activated
Fault
Gas Fault
Fault in any of the supervised inputs or outputs
Steady
ON
Disable
Gas Discharge Inhibited
Gas discharge inhibited via LCS isolate switch
Steady
ON
Gas Discharge Disabled
Gas discharge disabled by the service master
abort switch or the gas lock-off valve controls
Service Switch Active
Illuminates when the master abort switch is
activated
Service, Master Abort
Gas service master abort switch