battery smoke detector standard for home use
Description
Product Description Fire alarms types of LZ-1905
•1 year battery life time
•DC 9V battery operated
•Photoelectric chamber of early detection from all directions.
•Loud>85db(A)alarm signal(3M)
•Flash alarm indicator(red LED)
•Test/Hush associative button
•Low Battery signal
•Replaceable battery 1Y/3Y/5Y
• N.W.: ≈ 136g（include battery）
• Dimensions: Ф100*36.5mm
Product Parameter LZ-1905 smoke alarms
Model No.
LZ-1905
Standard
EN14604:2005/AC:2008
Voltage
DC 9V
Standby current
≤10uA
Alarm current
≤30mA
Sensor type
Photoelectric
Temperature
0°C~+40°C
Ambient Humidity
≤95%R.H
Hush time
8~9min
Alarm indication
Red LED & Buzzer
Sound pressure
≥85dB(around 3m)
Weight
≈136g(incl.battery)
Product size
Φ100*36.5mm
Installation way
Ceiling mounting
Where fit to install Fire Alarm ？
1. At first, you need install them in your
bedroom and route way, and should install one item in every bedroom at least.
2. Stairway is important for you to rush
out when fires occur, so there must install smoke detectors.
3. You at least require one smoke alarm on
every floor,including finished attics and basements.
4. Install one alarm beside every electric
facility.
5. Install smoke alarms in the middle of
ceiling,because smog,heat and flashes always lift to the top of rooms.
6. If some reasons cause you can’t install
them in the middle of ceiling,you need to install them at least 10cm away from
the wall.
7. If you like to install them on the wall,
they should be installed 10-30.5cm away under the ceiling. Diagram 1.
8. You need install more than one alarm
when the length of your hall exceeds 9m.
9. In an ablique roof room,install the
alarm 0.9m away from the top.Diagram 2.
10. How to install smoke alarms in a
removable house.The removable house is short of heat isolation, so you’d better
install the alarm 10-30.5cm away from the ceiling.for safety you need install
another one near your bedroom, too.
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