DC 9V battery back up smoke alarm
Description
Product Description with 9V battery backup smoke alarms
•AC 240V with DC 9V battery backup
•Photoelectric chamber of early detection from all directions.
•Loud>85db(A) alarm signal(3M)
•Suitable for Ceiling or Wall Mounting
•Operate as Single or Inter-connect up to 24 units
•Surface mount base plate with large cable terminals
•Red LED Alarm Status indication
•Green LED AC Mains Power Indication
•Low Battery signal
•Insect Screen protects Sensing Chamber
• N.W.: ≈255g
• Dimensions: Ф120*46mm
Product Parameter AC 240V Smoke Alarms
Model No.
LZ-1907
Standard
AS3786：2014
Voltage
AC 240V with DC 9V battery back up
Standby current
≤10uA
Alarm current
≤50mA
Sensor type
Photoelectric
Temperature
一10°C ~ 50°C
Ambient Humidity
≤95%R.H
LED indication
Red LED & Buzzer
Hush time
8~9min
Product life
10 years
Sound pressure
≥85dB(around 3m)
Weight
≈255g
Product size
Φ120*46mm
Installation way
Wall or 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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