VESDA by Xtralis VESDA VLI Product Guide
www.xtralis.com 11
2.5 Specifications
Specification Value
Supply Voltage 18 to 30 VDC
Power Consumption @24 VDC l Normal: 9.6W
l Alarm on:10.8W
Current Consumption l Normal: 415mA
l Alarm on: 440mA
Dimensions (WHD) 426.5mm x 316.5mm x 180mm
(16.8 in x 12.5in x 7.1in)
Weight 6.035 Kg (13.3Lbs)
Operating Conditions
(To operate the VESDA VLI detector outside
these parameters please contact your
nearest Xtralis Office)
Temperature:
l Ambient: 0° to 40°C (32° F to 104°F)
l Tested: -10° to 55°C (14°F to 131°F)
l Sampled Air: -20° to 60°C (-4° to 140°F)
Humidity:
l 10-95% RH, non-condensing
Storage Conditions
(Non-operational)
l Battery life: Up to 2 years
l Humidity:Dry (<95%)
l Temperature: 0° to 85°C
l Must not be exposed to sunlight or other radiation sources
Sampling Pipe Network l Maximum length per single straight pipe: 120 m (350 ft)
l Total pipe length: 360 m (1200 ft)
l Pipe Modeling Design Tool:ASPIRE2
l Minimum total airflow:40 l/m
l Minimum airflow per pipe: 20 l/m
Pipe Size l Internal Diameter: 15-21 mm (0.874 inch)
l External Diameter: 25 mm (1.05 inch)
Relays l 5 relays - Fire, Fault, 3 x Configurable.
l Contacts rated 2A @ 30 VDC.
l Programmable to latch or non-latch states
l Programmable 0 - 60 sec delay for each relay
IP Rating IP54 (protection against ingress of dust and water splash)
Mounting Upright or inverted with supplied mounting bracket
Cable Access 4 plastic plugs (2 top, 2 bottom), 25.4mm (1 inch) diameter.
Note: To maintain the IPrating, IP54 compliant cable
glands must be used.
Cable Termination Screw terminal blocks (0.2-2.5 sq mm, 30-12 AWG)
Interfaces l USB (Type 2)
l Ethernet (RJ45)
l RS485 (VESDAnet enabled detectors)
Alarm Range 0.005 to 20.00% obs/m (0.0015 to 6.4% obs/ft.)
Table 2-2: VLI Detector Specifications
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