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SM501 Sound And Light Fire Alarm Parameters
Product Name: SM501 Sound And Light Fire Alarm
Product Features：
Beautiful and generous appearance.
Screw in installation with base to make installation and wiring more convenient.
Has gradually sounds the function, may avoid suddenly sounds the fright.
The front and side LED are used as the light source, with large viewing Angle and long service life.
With two alarm tone, sound pressure level high, low power consumption, reliable work.
With coding, it needs to be connected with DC24V and fire alarm controller for use.
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Technical standard
Meet the requirements of GB 26851-2005
Operating Voltage
DC20V～26V
Monitor current
T+ 、T- ≤380uA； DC24V ≤420uA
Alarm current
T+ 、T- ≤1.5mA； DC24V ≤80mA
Sound level
75dB～100dB
Change tone cycle
0.2S～5S
Line system
Two alarm buses T+, T- (with polarity)
Two power bus 24V, GND (with polarity)Lighting frequency
1Hz to 2Hz (red light)
Alarm method
Light, sound
Operation place
Indoor type (in house)
Operating temperature
-10℃～+55℃
Relative humidity
≤90%
Dimensions
88mm×41mm×88mm（L×W×H）
Weight
About 120g(with base)