VESDA by Xtralis VESDA VLI Product Guide
www.xtralis.com 11
Specification Value
Threshold Setting Range l Alert: 0.05%–1.990% obs/m
(0.016% - 0.637% obs/ft)
l Action: 0.1%–1.995% obs/m
(0.032% - 0.638% obs/ft)
l Fire1 : 0.15 %–2.0% obs/m
(0.048% - 0.64% obs/ft)
l Fire2: 0.155 %–20.0% obs/m
(0.05% - 6.4% obs/ft)
** Limited to 12% obs/m (4% obs/ft.) in UL mode
Referencing Reference smoke level source for VESDAnet enabled
detectors.
Notes:
All shipments are factory configured for UL Mode. If the UL Mode is switched OFF the UL listing will
be voided.
l UL Mode = ON: Fire set to 12% obs/m (4% obs/ft.) to comply with UL268
l UL Mode = OFF: Fire threshold can be set up to 20% obs/m (6.4%/ft)
Table 2-3: Key Software Features
Event Log Up to 18,000 events stored on FIFO basis
AutoLearn l Minimum 15 minutes
l Maximum 15 days, 23 hrs, 59 minutes
l Recommended minimum period 14 days
Thresholds are automatically changed from the previously set
values to the updated values after the AutoLearn process has
completed.
Referencing Adjustment for external ambient conditions
Four Alarm Levels Alert, Action (Pre-Alarm), Fire1 (Alarm) and Fire2
Two Fault Warning Levels Minor Fault and Urgent Fault
Maintenance Aids l Filter and flow monitoring
l Event reporting via VESDAnet, BACnet and event log
Table 2-4: Ordering Information
VESDA VLI without VESDAnet Card VLI-880
VESDA VLIwith VESDAnet Card VLI-885
Handheld LCDProgrammer VHH-100
Remote LCDProgrammer Module VRT-100
Remote Display Module VRT-200
Remote VESDAnet Socket Module VRT-300
Remote Processor Only Module With 7
relays
VRT-500
Remote Display Without Relays VRT-600
Note: Refer to section 7.7 for the spare parts list.
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