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Product details
Smoke timed detection.
Local sound and light alarm and remote alarm for smoke exceeding the limit, battery low voltage alarm, self inspection and testing alarm.
Regularly upload battery voltage and smoke detection values.
The perpetual calendar clock is automatically synchronized by the system.
Built in large capacity battery, with a long service life.
Wireless ad hoc network, network self maintenance, conflict self detection, high communication reliability.
Adopting the latest photoelectric smoke detector and microprocessor intelligent judgment, the reliability of fire detection is high.
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project |
parameter |
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Working power supply |
Working power supply:9.0Velectricitypool |
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Working current |
Static current:<10uA
Alarm current:<20mA |
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Alarm parameters |
Alarm volume:>85dB@3m
Flashing frequency:0.5Hz |
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Measurement parameters |
Alarm concentration:0.65～15.5%FT
Response time:<8s |
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work environment |
Environmental temperature:-40℃～70℃
Relative humidity:<95%
Atmospheric pressure:80kPa～110kPa |
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communication parameters |
Modulation method: spread spectrum
Working frequency band:470MHz-510MHz
bandwidth：125KHz-500KHz
Receiving sensitivity:-137dBm(sf=12,125k)
Point to point spatial distance:>1500rice |
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Execution standards |
GB 20517-2006 |
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communication model |
LoRa、NB-IOT |
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