$99.00
1 in stock
R311WA – LoRaWAN wireless seat sensor
The NETVOX LoRaWAN wireless seat sensor (two-way) R311W A is a device that detects the presence of a seat and is compatible with the LoRaWAN protocol. R311WA will send a message to the gateway if someone is on the seat. When detecting no one on a sensor seat, it will send a normal status message back to the gateway.
Input power source: 2 section 3V CR2450 button batteries in parallel (single CR2450 battery capacity 620mah )
Work electric voltage range: DC +2. 4 V to 3.0V
Quiescent Current: 12uA/3.0V
Emission current (max): 120mA / 3.0V
Receiving current (max): 11mA/ 3.0V
Battery measurement accuracy: ± 0.1V
Frequency range: 863MHz-928MHz 470MHz-510MHz
Power output: US915 20dbm Receiving sensitivity
Antenna type: Built-in antenna
Communication distance: Up to 10 km (visible linear obstacle-free transmission distance, actual transmission distance depends on the environment)
Data transfer rate: 0.3kbps to 50k bps
Modulation system mode: LoRa/F SK (Note: You can choose one of them)
Main unit casing size: 57 mm x 35 mm x 15.2 mm
Cushion film sensor size: 244 mm x 196. 3 mm x 0.65 mm
Body weight: 48.9g
Operating temperature: -20°C to 55 °C
Environment humidity: <9 0 %RH (no condense)
Storage temperature: -40°C to 85 °C
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