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.
Văn Phòng Công Ty
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HO CHI MINH Văn Phòng Chính: 134/8 Hoàng Hoa Thám, Phường 12, Quận Tân Bình. HCM
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HO CHI MINH Kho Quận 7: 14 Đường số 1, Phường Bình Thuận, Quận 7, HCM
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VĂN PHÒNG HÀ NỘI: 18/521 Nguyễn Trãi.Thanh Xuân Nam.Thanh xuân .Hà nội
•Apply SX1276 wireless communication module
•2x1.5V 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 Improved po
Electric:
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%FT |
Frequency:
TX power | US915 20dbm； |
Rx sensitivity | -121dBm |
Antenna type | Build-in antenna |
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) |
Physical:
| Dimension | D:106mm H:40.6mm |
Operating Temperature Range | -20°C~50°C |
Storage Temperature Range | -40°C~85°C |
Storage Temperature Range | <90%RH |
