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RA02A – Wireless LoRaWAN Smoke Detector
RA02A is a high-reliability wireless control alarm device that detects the concentration of smoke in the air and sends a warning tone. It is a wireless communication method and complies with the LoRaWAN protocol standard.
RA02A – Wireless Smoke Detector adopts SX1276 wireless communication module.
•Apply SX1276 wireless communication module
•2×1.5V AAA alkaline batteries power supply
•LoRaWAN Class A compatible
•Frequency Hopping Spread Spectrum (FHSS)
•Configuration parameters can be configured through a third-party software platform
•Applicable to third-party platforms: Actility / ThingPark, TTN, MyDevices / Cayenne
•Low power consumption and long battery life
Input power: 2 x1.5V AAA alkaline batteries
Standby current: 12uA/3VDC
Working current while alarming: 580mA/3VDC
Alarming dBm: 85dBm @3m
Alarming concentration: 0.65～15.5% obs/m
TX power:
US915 20dbm；
AS923 16dbm；
AU915 20dbm；
CN470 19.15dbm；
EU868 16dbm；
KR920 14dbm；
IN865 20dbm；
Rx sensitivity:
-121dBm
(Frequency deviation=5kHz,Bit Rate=1.2kb/s)
-136dBm
(LoRa，Spreading Factor=12, Bit Rate=293bps)
Communication range: Up to 10 km, the actual transmission distance depends on the environment
Data transfer rate: 0.3kbps～50kbps
Modulation: LoRa/FSK
Supportable LoRaWAN Band: EU863-870, US902-928, AU915-928, KR920-923, AS923, CN470-510(Note: The frequency band is optional and needs to be configured before shipment)
Dimension:
D:106mm H:40.6mm
Operating Temperature Range: -20°C~55°C
Storage Temperature Range: -40°C~85°C
Storage Temperature Range: <90%RH
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