Summary
Specifications
Function
The compound smoke temperature alarm is designed to sense
smoke and heat that comes into the detector chamber. This
smoke alarm and heat alarm is designed to give early warning
of developing fires by giving off the alarm sounds from its
built-in alarm horn. It can provide precious time for you and your
family to escape before a fire spreads.
Compound Smoke+Temperature Alarm Instruction
LX-SO-215HT
Where to install smoke alarms
Power source: DC3V
Static current: <1.5uA
Alarm current: <50mA
Low voltage alarm: 2.7V±0.5V
Alarm sonority: >85 db (3m)
Working temperature:-10°C~50°C
Static response temperature:54-65°C
>Install a smoke detector in the hallway outside every separate bedroom area, as shown in Figure 1.
>Install a smoke detector on every floor of a multi-floor home or apartment, as shown in Figure2.
Fiure 1
living room
family room
bedroom
kitchen
bedroom
bedroom
bedroom
smoke detector for minimum security
smoke detector for more security
Figure 2
smoke detector for minimum security
floor
garage
basement
kitchen
ground
bedroom
bedroom
bedroom
（
1
）
When putting in a battery, the buzzer sounds once to promote power on successfully.
（
2
）
When the battery shows low voltage, it sounds once every half minutes with LED lighting at the same
time.
（
3
）
When there is something wrong with the detecting parts, the annunciator sounds twice every 10 seconds
with LED lighting at the same time.
（
4
）
When there is no smoke alarm and pressing the button, annunciator sounds third like smoke alarm voice.
（
5
）
When there is no wrong with the detecting parts
、
smoke alarm and heat alarm, pressing the button for 8
seconds, the buzzer sounds once to promote refresh mode. And the buzzer sounds third to finish
refreshment. Make sure this refreshment is under smokeless both in alarm shell and environment in case not
effect on smoke alarm's sensitivity.
（
6
）
When the alarm works,pressing the button to the silent mode, the buzzer is silent with LED continuing
lighting alarm. The silent mode can last 15 min with button invalid.
34mm
66mm
88mm
7.8mm
3.2mm
125mm
