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White Home Use Universal Smoke Alarm With 10Y Sealed Battery LM-107A

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  • LM-107A

  • 8531100000

LM-107A Fire Detecting Alarm Use Manual


1.Brief introduction

LM-107ABCfire detecting alarm is composed of sophisticated analog circuit and digital circuit. It is a kind of low power consumption, low voltage photoelectric independent smoke alarm with 3v lithium manganese battery, this battery can last for 10 years.


2.Characteristic

◆ photoelectric smoke detection;

◆ High sensitivity;

Local smoke alarm memory;

◆ within normal detection mode and low sensitivity detection mode (hush);

◆ within built-in 10 years lithium manganese batteries, battery cannot be replaced;

◆ 10 years life end warning tone

◆ low voltage warning tone

◆low power consumption.


3.Parameter

Technical parameters

Smoke detector

Voltage

DC3V(built-in CR123A)

Low-voltage inspection

2.2V

current

Working current

Quiescent current

≤120mA

≤2uA

Status display

Normal smoke detection

LED (red) flashes once every 344 seconds, no alarm sound

Smoke detection or key test

LED (red) flashes and continuous alarm is given

Low sensitivity detection (silent mode)

LED (red) flashes every 10 seconds, no alarm sound, automatically cancel low sensitivity detection about 9 minutes later

Alarm memory

LED (green) flashed 3 times every 43 seconds, and stops 24 hours later. The first time you press test/mute button after alarm is made, the detector will hint by special alarm mode.

End of useful life

After working for 10 years, alarm sound is made, the buzzer buzzes 3 times every 43 seconds

Low-voltage inspection

LED (red) flashes once, make “di” alarm sound for about 43 seconds

Alarm loudness

≥85dB/3m

Working temperature

-10℃~+40℃

Ambient humidity

≤95%RH(no condensation)


4.Appearance (Figure 1)

 


                  LM-107A

                  Figure 1



5.Dimension


 

     

6.Usa ge


企业微信截图_16129417542098  企业微信截图_16129417759556


Take out the product and detach the mounting plate.

The battery pin (red) is OFF at beginning as figure 3. Turn it ON the battery pin will be moved into the  pin groove position as figure 4


企业微信截图_1612941934931


Make a battery pin handle and base surface on the same plane;;



Move the battery pin to the position of slot, turn the battery pin and embed the pin into the slot to make the pin levels with the base surface.

3. Installation of base

Press the hook of base mounting plate into detector’s positioning groove. Turn it clockwise and let it slip into the groove.

4.1、Button Test

Press the test/mute button, if the red indicator light flashes quickly and meanwhile alarm is given, it means the detector is working properly. At the same time, the detector enters low sensitivity detecting state. About 9 minutes later, it enters normal detecting state from low sensitivity detecting state automatically.  

4.2、Low sensitivity detection (silent mode)

1、Use a small amount of smoke to make the detector alarm, and press the test/mute button. Then the detector will enter low sensitivity detection and exit alarm state. The detector is silent (and will enter normal detection state after 9 minutes), and won't alarm until smoke concentration is higher.

2、Press the test/mute button again and you can cancel low sensitivity detection. The detector will enter normal detection state.

Note: After canceling low sensitivity detection, if there is some residual smoke, the detector will continue to alarm.

5、Alarm memory

After alarm is made, the detector will have alarm memory. The green LED will flash every 1.3 seconds for 3 times, which will last for 4.3、 seconds. 

So the user can tell if the detector has entered alarm state from a distance without touching the detector. LED display will quit after 24 hours. The first time you press the test/mute button after alarm is made, the detector will hint by special alarm mode. After releasing the test/mute key, alarm memory will be purged. Then you press the test/mute button and it will be normal key test.


7、Installation

1、Choose a suitable installation position.

2、According to the holes of mounting plate, drill a hole in the needed place of ceiling and stuff the plastic nail seat into the hole.

3、Use the screw to fix the mounting plate onto plastic nail seat.

4、Embed the two snap joints on the detector base into the detector slot. Turn the product clockwise in order to fasten it to the mounting plate tightly.

5、Test after the installation. Press the test/hush button, if the red indicator light flashes quickly and continue alarms at the same time, it means the detector is working properly. At the same time, the detector enters low sensitivity detecting state, the red LED light flashes every 10 seconds. About 9 minutes later, it enters normal detecting state from low sensitivity detecting state automatically. Or press the test/mute button again and cancel low sensitivity detecting state.


8、Maintenance

1、It is better to test the smoke alarm weekly.

2、Clean the alarm every three months.

3、If you find the products are not in normal working state, check failure analysis and elimination first. If the problem can not be removed, please do not dismantle by yourself. You shall seek the service of the professional.


9、Failure analysis and elimination

Failure phenomenon

Analysis of cause

elimination method

remark

No response of the TEST key

Battery Red pin is OFF, detector is closed

Remove battery pin to ON


Circuit faultor battery fault

Looking for manufacturers or professional services


Alarm about every 344S

Battery low voltage

Looking for manufacturers or professional services



10、Points for Attention

1、Do not install the product in the following environment such as hyper thermal, humid, dusty, kitchen, bathroom and so on;

2、When installing, pay attention that there shall not be objects which will shelter from flash and block making sounds in front of the alarm.

3、Battery not replaceable


11、Points for Abandoned Products

1、The packages are made up of renewable matters and please use them as circularly as possible;

2、The batteries and waste electrical appliances that have been used can not be abandoned with normal household garbage.



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