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GENERAL

System Sensor 100 Series

 low-profile detectors use state-

of-the-art sensing chambers to meet all applicable UL per-
formance criteria. The backs of the smoke detectors are
sealed against back pressure, air flow, and dirt.  A fine
mesh screen also protects the chamber against the entry
of insects.  These detectors are intended for open area
protection and for use with UL-listed control panels.

Photoelectric/Thermal

 — The unique design of the

optical sensing chamber in 100 Series photoelectric smoke
detectors can sense smoke particles from a wide range of
combustion sources.  These detectors minimize nuisance
alarms by using a custom integrated circuit for signal pro-
cessing.

FEATURES

• Smart-Check™ self-diagnostic maintenance feature to

satisfy NFPA 72 sensitivity testing requirements.

• Larger plug-in terminal block with captured SEMS screws

decreases wiring and installation time.

• Removable insect screen protects sensor from insects

and airborne dust.

• Includes auxiliary Form-C relay (“R” suffix).

• Built-in test switch.

• Visual alarm, power, and maintenance indicator.

• Refined insect screen for a tight seal; simplified,

removable for cleaning.

• Thermal models available.

• Ceiling white color.

• 12/24 VDC operation.

• Built-in sounder and temporal tone.

• Three-year warranty.

System Sensor 100 Series

 low-profile, direct-wire detec-

tors pack superb performance and reliability into a small
package.  Their sleek, 1.7" (43 mm) profile is the lowest in
the industry, and the advanced circuitry provides superior
false-alarm immunity, while reducing  maintenance.

Other key features include:

• Low current draw.

• Stable performance in high air velocities.

• Built-in tamper-resistant base design.

SPECIFICATIONS

• Operating voltage:

  12 or 24 VDC (nominal).

• Contact rating:

  1 Form-C, 1.0 A @ 30 VDC.

• Standby current:

  50 µA maximum average.

• Alarm current:  

2-wire models:

  100 mA maximum

limited by panel.  

4-wire models:

  12 VDC = 35 mA

maximum;  24 VDC = 45 mA maximum (

2112/24AITR:

60 mA maximum and 70 mA maximum respectively).

• Temperature range:

  32°F to 120°F (0°C to 50°C).  

For

2100TD, 2112/24TR models:

  32°F to 100°F (0°C to

39°C).

• Dimensions:

  5.5" (140 mm) diameter.  Height 1.7" (43

mm) including adapter bracket.

• Shipping weight (approximate):

  5.3 oz. (150 g).

• Humidity range:

  10% - 93% RH, noncondensing.

• Smoke detector spacing: 

 On smooth ceilings (as

defined in NFPA 72), spacing of 30 feet (900 sq.ft.) may
be used as a guideline.  Other spacing may be used
depending on ceiling height, high air movements, and
other conditions or response requirements.  Refer to
NFPA 72 and local authority having jurisdiction.

Air velocity:

  0 to 3,000 ft./min. (914.4 m/min.) maximum.

100 Series™

 and 

Smart-Check™

 are trademarks of System Sensor, a division of Pittway Corporation.

S911

100 Series™

Low-Profile Direct-Wire

Conventional Smoke Detectors

August 3, 1998

F-495

Section:  Conventional Initiating Devices

7272-1209:159

(2100D, 2100TD)

California

State Fire

Marshal

2212/24T

100 Series
with Sounder

This document is not intended to be used for installation purposes.  We try to keep our product
information up-to-date and accurate.  We cannot cover all specific applications or anticipate all
requirements.  All specifications are subject to change without notice.  For more information,
contact 

Fire•Lite Alarms, 

One Fire-Lite Place, Northford, Connecticut  06472

.  

 Phone: (800) 627-

3473,  Toll Free FAX: (877) 699-4105, FAX Back:(888) 388-3299
WEB: www.firelite.com

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