Firex 2650-660 Specification Sheet

T T h h e e p p r r o o f f e e s s s s i i o o n n a a l l c c h h o o i i c c e e i i n n f f i i r r e e s s a a f f e e t t y y . .
FIREX ® the recognized leader in residential fire protection,
brings you the latest in duct smoke detection technology.
FIREX ® Duct Smoke Detectors provide early detection of
smoke and products of combustion present in air moving
through an HVAC duct. These devices are designed for
prevention of smoke recirculation in areas by the air
handling systems. Fans, blowers, and complete systems
may be shut down in the event of smoke detection. Our
universal voltage models will operate on any one of
four input voltages.
Alerts When Dirty
Automatically indicates when
maintenance is required.
Interconnect
Up to 30 Models
Up to 30 models can be
interconnected to provide
complete HVAC system
protection–controlling all
connected blowers, fans
and dampers.

Additional Features

• Four sheet metal screws provide easier mounting
• UL 268A Listed
• Factory set tube alignment
• Mechanical installation without cover removal
• Built-in power supply
• Installation template included
• Large terminal connection screws
• Power supervisory relay included
• Two independent form "C" alarm contacts standard
Duct Smoke Detectors
Universal Voltage Models
230 VAC, 115 VAC, 24 VAC or 24 VDC operation
2650-660 Ionization • 2650-661 Photoelectric
Air sampling is accomplished by two tubes, which
protrude into the duct. An exhaust tube of one standard
length (7'') is provided with each FIREX
Detector. Intake sampling tubes, which must be ordered
separately, are available in three standard lengths.
Duct smoke detector mounting is accomplished by the use
of a mounting template and four sheet metal screws,
which are provided.
Installation Flexibility
Fast and easy mounting to
rectangular ducts.
• Compatible with building automation & fire alarm systems
• Dust filtering included in detector head
• No additional screens or filters to clean
• Common or individual remote reset
• Common or individual fan shutdown relay operation
• Common or individual remote alarm indication,
i.e. red LED, horn, strobe
• Common or individual head removed remote indication
• One horn/strobe operated by up to 15 detectors
® Duct Smoke
High Temperature Design
Rated to 155˚F (ionization model)
for rooftop and other installations
where high temperatures can
cause problems.
Front Mounted
Test / Reset Button
Provides quick and accurate
testing of system.