Edwards Signaling ReadySet - Manual (Page 15)

Chapter 2: Product description
ReadySET Aspirating Smoke Detection System Installers Handbook 7
Specifications
Caution:
This equipment is only to be used in accordance with this specification.
Failure to operate the equipment as specified may cause damage to the unit, injury, or
property damage.
Specification Value
Supply voltage 22.25 - 26.40 VDC
Current consumption 350 mA
Dimensions 7.5 W x 9.0 H × 4.3 D (in.) 190 W × 230 H × 110 D
(mm)
Weight 2.65 lbs. (1.2 kg)
Operating temperature range 32 to 100°F (0 to 38°C) (UL 268 compliance)
Operating humidity range 0 to 90% noncondensing
Coverage area 2,500 sq. ft. (232 sq. m)
Sensitivity range
(%obs/ft.)
(%obs/m)
Min. = 7.62%, Max. = 0.122% FSD
Min. = 25%, Max. = 0.4% FSD
Maximum sensitivity resolution 0.12% obs/ft. (0.4% obs/m)
Preengineered piping sample hole 0.5% to 1.5% obs/ft. (1.64% to 4.92% obs/m)
Detection principle Laser light scattering mass detection
Particle sensitivity range 0.0003
t
m to 10
t
m
Relay contact rating 1 A at 24 VDC resistive load
Sampling pipe inlets 1
Sampling pipe internal diameter 3/4-inch (20 mm)
Relay outputs Alarm, Pre-Alarm, and Fault
Chamber service intervals Greater than 8 years (depending on environment)
Dust separator (filter) replacement intervals Greater than 5 years (depending on environment)
Laser lifetime (MTTF) Greater than 1,000 years
Programming Internal DIP switches
APIC compatible Yes
Enclosure NEMA-1