SMOKE ALARM

P H O T O & I O N

CAT.3120B

PHOTO/ION SENSORS

Dual Photoelectric & Ionization sensing technologies for optimal sensing of smoke particles produced in both flaming and smoldering fires.

TWO LATCHING

FEATURES

Alarm Latch: Remembers which unit

initiated an alarm.

Low Battery Latch: Visually Identifies which unit is in low battery condition.

TWO SILENCE

FEATURES

Alarm Silence: Silence an unwanted alarm for several minutes.

Low Battery Silence: Temporarily silence

low battery chirp for up to 8 hours.

OPTIPATH 360

TECHNOLOGYTM

Provides 360 degrees of direct access to the smoke sensing chambers.

BATTERY BACKUP

Two AA batteries provide power for the smoke alarm during power outages.

Listed to

UL 217

Standard

120V AC, 60Hz Wire-in

with 3V (two 1.5V AA) Battery Backup

Description:

The BRK Model No. 3120B is a wire-in, 120V AC 60Hz single and/or multiple station photoelectric and ionization dual sensor smoke alarm specifically designed for residential and institutional applications including sleeping rooms of hospitals, hotels, motels, dormitories and other multi-family dwellings as defined in standard NFPA 101. Model 3120B complies with UL217, CSFM, NFPA 72, HUD, FHA and other agencies that model their codes after the above agencies. It meets building codes where AC/DC photoelectric and ionization combination smoke alarms are required.

The BRK 3120B is a state-of-the-art hardwired with battery backup smoke alarm that features dual photoelectric and ionization smoke sensing technologies. This alarm features two latching features and two silence features. Alarm Latch: Easily identifies initiating alarm even after alarm condition has subsided. Low Battery Latch: Identifies which unit is in low battery condition by blinking the green power light. Low Battery Silence: Temporarily silence the low battery chirp for up to eight hours. Alarm Silence: Silence alarm for several minutes. Other features include an 85dB horn, single button test/silence, an easy access battery drawer and dust cover. OptiPath 360 Technology: Exclusive patented technology provides 360 degrees of direct access to the smoke sensor. Two locking features are provided to prevent battery theft and/or theft of the unit. Connection to AC power is made with a Quick-Connect wiring harness. Installation is quick, easy and cost effective.

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BRK electronic 3120B manual PHOTO/ION Sensors, TWO Latching Features, TWO Silence Features, Optipath Technologytm

3120B specifications

The BRK electronic 3120B is a sophisticated smoke and carbon monoxide detector designed to enhance safety in residential and commercial settings. This device exemplifies cutting-edge technology and user-friendly features, making it a reliable choice for fire and gas detection.

One of the standout features of the BRK 3120B is its ability to detect both smoke and carbon monoxide, two of the most dangerous hazards in enclosed spaces. The combination of these detection capabilities ensures comprehensive protection for users, addressing multiple safety concerns using a single device.

The smoke detection mechanism in the 3120B utilizes an advanced photoelectric sensor. This technology is known for its ability to respond effectively to slow, smoldering fires, which often produce dense smoke before bursting into flames. Traditional ionization detectors may be less effective in such scenarios, but the BRK 3120B's photoelectric sensor offers a higher level of responsiveness, thereby potentially saving lives.

In addition to smoke detection, the 3120B features a high-performance electrochemical sensor for carbon monoxide detection. This sensor is designed for accuracy, ensuring that even low levels of carbon monoxide are detected early. Given that carbon monoxide is an odorless and colorless gas, early detection is crucial for preventing intoxication and protecting occupants.

Another notable characteristic of the BRK electronic 3120B is its interconnected feature. When multiple detectors are used in a network, activation of one unit due to smoke or carbon monoxide detection triggers all connected alarms, providing an immediate alert throughout the entire area. This interconnectedness significantly enhances safety, particularly in larger homes or buildings.

The unit is also equipped with a user-friendly interface, including a single button for test and silence functions. Regular testing of the detector is essential for maintaining safety, and the simplicity of the 3120B makes it easier for users to ensure functionality.

Additionally, it comes with a battery backup, ensuring that the device remains operational even during power outages. The LED indicator light provides clear alerts for status checks, offering peace of mind to users.

Overall, the BRK electronic 3120B is a top-tier smoke and carbon monoxide detector that integrates advanced detection technologies with user-friendly features. Its dual detection capabilities, reliable interconnectivity, and ease of use make it an essential part of any comprehensive safety plan.