Chapter 1: Product and component descriptions
LaserSense Nano Aspirating Smoke Detector Installers Handbook 3
Specifications
Caution: This equipment is only to be used in accordance with these
specifications. Failure to operate the equipment as specified may cause damage
to the unit, injury, or property damage.
Table 1: Specifications
Specification Value
SELV rating EN 60950 Class III
Supply Voltage 21.60 to 26.40 (UL rated 22.25 to 26.40 VDC)
Current consumption 350 mA
Electrical Safety Complies with EN 610190-1
Size 190 W × 230 H × 110 D mm
(7.5 W × 9.0H × 4.3 D in.)
Weight 1.2 kg (2.65 lbs.)
Operating temperature range −10 to +60ºC (EN 54-20)
32 to 100°F (0 to 38°C) (UL 268, CAN/ULC-S529, FM)
Operating humidity range 0 to 90% relative humidity, noncondensing
EN 61010-1 Pollution degree 1
EN 61010-1 Installation category II
IP rating IP50
Sensitivity range
(%obs/ft.)
(%obs/m)
Min. = 7.62%, Max. = 0.122% FSD
Min. = 25%, Max. = 0.4% FSD
Maximum sensitivity resolution 0.4% obs/m (0.12% obs/ft.)
Detection principle Laser light forward scattering mass detection
Maximum number of sampling holes Class A: 2
Class B: 4
Class C: 10
Maximum sampling pipe length 50 m (164 ft.)
Pipe inlets 2 (sampling and exhaust pipes)
Alarm / fault relays Pre-Alarm / Alarm / Fault
Relay contact rating (changeover) 1 A at 24 VDC (resistive load)
Programming Internal DIP switches
PC interrogation Via optional communications card
APIC compatible Yes
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