BRK electronic CO5120B user manual To Unlock the Battery Compartment

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3.Push the locking pin through the black dot on the label on the back of the CO alarm.

TO UNLOCK THE BATTERY COMPARTMENT:

IMPORTANT!

Once the CO alarm is installed, you must disconnect it from the AC power before unlocking the battery compartment.

DANGER!

ELECTRICAL SHOCK HAZARD. Turn off the power to the area where the CO alarm is installed before removing it from the mounting bracket. Failure to turn off the power first may result in serious electrical shock, injury or death.

WARNING!

Always discharge the branch circuit before servicing an AC or AC/DC CO alarm. First, turn off the AC power at the circuit breaker or fuse box. Next, remove the battery from CO alarms with battery back-up. Finally, press and hold the test button for 5-10 seconds to discharge the branch circuit.

1.Remove the CO alarm from the mounting bracket. If the unit is locked to the bracket, see the section “To Deactivate the Locking Feature.”

2.Disconnect the power connector by gently prying it away from the back of the CO alarm.

3.Insert a flathead screwdriver under the head of the locking pin, and gently pry it out of the battery compartment lock. (If you plan to re- lock the battery compartment, save the locking pin.)

4.To re-lock the battery compartment, close the battery door and reinsert the locking pin in the lock.

5.Reconnect the power connector to the back of the CO alarm, reattach the CO alarm to the mounting bracket, and restore the power.

IMPORTANT!

When replacing the battery, always test the CO alarm before re-locking the battery compartment.

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Contents 120VAC 60 Hz .085A Standby .087A Alarm Model CO5120B-User’s ManualTable of Contents Basic Safety Information IntroductionGeneral Information HOW Your CO Alarm WorksCover Of Your CO Alarm Malfunction WarningBasic Operation CO Alarm Specifications Supply Voltage 120VAC 60Hz .085A Standby .087A AlarmA Single-level Home InstallationWhere to Install CO Alarms A Multi-level HomeWhere not to Install CO Alarms Do not locate this CO alarmUsing the Optional Locking Features Battery Compartment LockTo Unlock the Battery Compartment Mounting Bracket Lock Tools you will needHOW to Install Your CO Alarm Before you begin installationActivating the battery back-up Parts Of This CO AlarmSINGLE-STATION Installation Interconnecting Multiple CO Alarms Interconnecting Multiple CO AlarmsAC powered CO alarms will not operate To Install If the Alarm Sounds If Your CO Alarm SoundsDo not remove or disconnect the alarm Finding the Source of CO After an Alarm Using the Silence FeatureIf the CO alarm...remains silent Non-Interconnected or Stand-Alone Alarm Latching Alarm IndicatorInterconnected Alarms Regular Maintenance Testing and MaintenanceWeekly Testing To keep the CO alarm in good working orderSymptoms of CO Poisoning What is CO?What You Need To Know About CO Potential Sources Of CO Home How Can I Protect My Family? UL2034 Required Alarm Points What Levels of CO Cause an Alarm?Underwriters Laboratories Inc. UL2034 Troubleshooting Guide If your CO alarm does this It means You shouldUnderstanding the Light and Horn Patterns AC Power on During TestingUnderstanding the Light and Horn Patterns AC Power OFF General Limitations Of CO Alarms Page Page Limited Warranty

CO5120B specifications

The BRK electronic CO5120B is a state-of-the-art carbon monoxide detector that serves as an essential safety device for households and commercial spaces. Designed with advanced technologies and features, the CO5120B ensures reliable detection of carbon monoxide, a colorless and odorless gas that can be extremely harmful or even fatal.

One of the standout features of the CO5120B is its electrochemical sensor, which is both sensitive and accurate in detecting low levels of carbon monoxide. This technology not only enhances the unit's reliability but also ensures a quicker response time in the event of a CO leak. The detector has a measurement range of 30 to 999 parts per million (PPM), allowing it to monitor a wide range of potential threat levels.

The CO5120B also comes equipped with a digital display that shows real-time CO levels, providing users with instant information about the air quality in their environment. This feature is particularly beneficial as it enables users to assess potential risks immediately and take necessary actions before escalating issues occur. The display also features a peak level memory that records the highest level of carbon monoxide detected since the last reset, aiding in diagnosing potential problems over time.

Battery backup is another critical characteristic of the CO5120B. With a 9V battery backup option, the unit continues to provide protection even during power outages, ensuring that families and occupants remain safe under any circumstances. Meanwhile, an end-of-life signal alerts users when it's time to replace the detector, ensuring long-term effective monitoring.

The CO5120B is designed with a low-profile, sleek look, allowing it to blend seamlessly into any home decor. Its simple installation process requires minimal tools, making it accessible for DIY enthusiasts and everyday users alike. The device is also equipped with an easy-to-access test/reset button, allowing users to routinely check the functionality of the unit.

Overall, the BRK electronic CO5120B is a reliable and efficient carbon monoxide detector that prioritizes safety and user-friendliness. Its combination of cutting-edge sensor technology, real-time monitoring, battery backup, and added convenience features makes it an excellent choice for anyone looking to enhance their safety against this silent threat in the home or workplace.
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