DSW DSW928 Datasheet

BEDROOM
KITCHEN BEDROOM
BEDROOM
LIVING ROOM BEDROOM
SMOKE ALARM FOR MINIMUM PROTECTION
SMOKE ALARM FOR ADDITIONAL PROTECTION
SINGLE FLOOR PLAN
0.9M(3ft) 0.9M(3ft)
ANYWGERE
IN THIS AREA
HORIZONTAL DISTANCE
FROM PEAK
DIAGRAM 2
10CM(4”)
MINIMUM
10CM(4”)
MINIMUM
30.5CM(12”)
MAXIMUM
CEILING
BEST HERE NEVER HERE
ACCEPTABLE HERE
SIDE WALL
DIAGRAM 1
SPECIFICATION
The product is a new type of photoelectric smoke alarm, When
it detects smoke twice, it will output signal immediately and
trigger connected unit to work, which tell you in advance that
fire will occurs and avoid unwanted loss, and take you safety
and convenience.
Power supply: DC12V-DC24V
Static current (like following diagram):
Working current: 16mA-17mA
Detecting time: detect once every about 5s
Detecting smoke method: it works only when it detects
smoke twice.
At first, you need install one item in every bedroom and route
way at least.
Stairway is important for you to rush out when fires occur, so
there must install smoke detector on the top of stairway.
You at least require one smoke alarm in every space of every
floor, including finished attics and basements.
Install one alarm beside every electric facility.
You’d better Install smoke alarms in the middle of ceiling,
because smoke always spread up;
If some reasons cause you can’t install them in the middle of
ceiling, you also need to install them at least 10cm away from
the wall.
If you like to install them on the wall, they should be installed
10-30.5cm away under the ceiling. Diagram 1.
You need install more than one alarm when the length of your
hall exceeds 9m.
In an oblique roof room, install the alarm 0.9m away from the
top. Diagram 2.
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.
DSW928
Smoke Alarm Using Instruction
1. Where combustion are permitted to produce. For example
unventilated kitchens, garages, and furnace;
2. near fanner;
3. In very damp, humid or steamy areas: Keep units at least 3m
away from showers saunas, dishwashers, etc.
4. In very dusty, dirty, or greasy areas;
5. In very drafty areas, where smoke will be blown away from
the unit completely,
6. in air-logged areas, that will clog the sensing chamber;
7. Less than 305mm away from fluorescent lights. Electrical
“noise” can interfere with the sensor.
8. In “dead air” space, for example, in Diagram 1, near the
corner less than 10cm.
9. in smoking meeting room, don't install the alarm there for the
unit will alarm when several persons smoke.
50 55 600
24
18
12
Voltage(V/DC)
Static
current
(uA)
WHERE FIT TO INSTALL SMOKE ALARM
WHERE NOT FIT TO INSTALL SMOKE ALARM

1. Press and hold the base and turn it counterclockwise, take
down base;
2. According to the number mark on base and connection-wire
diagram, connect wire toNumber corresponding screw with
gasket;
3. Fix the base on the selected position;
4. Cover the alarm body: make the short line on the base aim at
the 10ng line on alarm body and turn clockwise until the long
line on base aim at the long line on alarm body.
BEDROOM BEDROOM
LIVING ROOM
KITCHEN
BASEWENT
MULTIPLE FLOOR PLAN
Terminal 5 connect “+”
Terminal 2 connect "-"
Terminal 6 and 3(4) - relay output terminal.
4
5
6
2
3
+
RELAY
RELAY
BASE
* Switch on power,the indicator should flash once every about 5s;
* Use magnet to attract inner pole reed pipe on the opposite
position of indicator;
* After the indicator flashes twice to three times, it should always
light;
* If the indicator doesn't always light, please check if the magnet
using is correct.
1. Test it at least once a week.
2. Clean the smoke alarm at least once a month. Gently vacuum
off dust using vacuum's soft brush attachment;
3. Never use water, cleansers to clean your smoke alarm since
they may damage the unit.
It can only tell us that fire will occur so that you can deal with the
fire in time and have more time avoiding great loss.
It is not safe absolutely, because it can not detect smoke
absolutely, during smoke appear if there is block to obstruct
smoke or smoke is taken off by air current, smoke will not reach
the smoke alarm.
It is not fire extinguisher and also can not sense fire, so you
should have the fire-fighting devices to help.
Dial telephone to the fire control office.
Don’t feel panic, keep calm. Go through the route way
planned in advanced and leave As quickly as possible, don't
waste much time to take things.
Feel whether the door is hot or not. If hot, don't open the door;
if not, you also should revent the flame in and you can choose
other route way to flee.
With wet towel cover your mouth and nose, don't inbreathe
smoke.
After fleeing out ,gather in the indicated place and ensure
person is not injured or dead.
CONNECTION-WIRE DIAGRAM
CONNECTION-WIRE DIAGRAM
TEST
TEST MAGNET(ATTRACT ON
THE OPPOSITE POSITION
OF THE LED)
INDICATOR
REGULAR MAINTENANCE
LIMITATION OF SMOKE ALARM
WHAT TO DO WHEN FIRE OCCUR