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RA02A-Wireless Smoke Detector (Photoelectric)

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RA02A is a smart home, 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.
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RA02A is a smart home, 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.

Compatible with LoRaWAN™ protocol
2x 3V CR17450 AAA batteries

Electric

Input power

2 x 3V CR17450 AAA batteries

Standby current

15uA/3VDC

Working current while alarming

580mA/3VDC

Alarming dBm

3m 85dBm

Alarming concentration

0.65~15.5%FT


Frequency

Frequency range

70MHz
868MHz
915MHz
923MHz

TX power

19dBm+-1dBm

Rx sensitivity

-121dBm
(Frequency deviation=5kHz,Bit Rate=1.2kb/s)

Antenna type

Build-in antenna

Communication range

2km

Data transfer rate

1.2~50kbps

Spread technique

LoRa/FSK/OOK


Physical

Dimension

D:92mm H:50mm

Working Temp

-10°C ~ 50°C

Storage Temp

-40°C ~ 85°C

Humidity Detecting Range

Less than 90%RH

 

INPUT
Model


RA02A

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