32
FS20X Fire and Flame Detectors
DIP Switch SW2
Figure 25. Eight-position DIP switch SW2
SW2
OFF
ON
Alarm Relay SW2-1
Latching on
Non-latching off
Sensitivity Levels SW2-2
High (3)
on
Medium (2)
off
SW2-3
off
off
Very High (4) on on
Low (1)* off off
on
Auxiliary Relay SW2-4
5 Sec. Verify Time
on
10 Sec. Verify Time
off
SW2-5
off
on
No Verify Time
on on
20 Sec. Verify Time
off off
off
Factory Use Only
SW2-6
off
Alarm Relay SW2-7
Energized on
De-energized off
Fault Relay SW2-8
Energized on
De-energized** off
**If the fault relay is de-energized,
the detector will not report loss
of power faults.
SW2 Configuration
Default settings are highlighted in grey.
*The low sensitivity range is not compliant
with the requirements of EN 54-10:2002.
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