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Fire Alarm System

Sounder visual indicator

SG-991E

Product Features:

Built-in standalone CPU, quick calculating speed and excellent stability.

Non-polarity two-wire bus to make cabling easy, and avoid wrong wiring.

Sounder/ visual indicator setting freely according to different environment. 

With super bright red LED, it features markedness, long lifespan, and low consumption.

Special production process to make the device work at high temperature, high humidity and high altitude environment.

ESD static protection grade 12000V, strong anti-interference ability.


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Technical Parameters:
Operating voltageBus, DC24V± 20%
Operating currentMonitoring current: <1mA; alarm current: <120mA@DC24V
Operating environmentIndoors. Temperature: -10℃~+55℃; relative humidity: ≤95% (40℃±2℃, without condensation)
Operating IndicatorBlinks when polling, and keeps on when alarming
Blinking rateOnce/second
Alarm volume>85dB ( Dead ahead 3 meters)
CodingAddressable
MountingWall-mount/ flushing-mount 1.8 meters from the ground
Wiring methodFour-wire system, non-polarity two signal buses (L1, L2) and power lines (+24V, GND)
Dimension
84 x 142 x 66.4mm
CertificationCCC (GA385- 2002)