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R313MA – LoRaWAN Wireless Emergency Button
$49.00
LoRaWAN Wireless Emergency Button (US915)
When the emergency button is pressed, the IO port of the module detects a low level, and when the emergency button is released, the IO port of the module detects a high level.
3 in stock
Features
● 2 sections of 3.0V CR2450 batteries in parallel
● Apply SX1276 wireless communication module
● Simple operation, no wiring required
● Comes with key ring for easy fixing and carrying
● LoRaWAN Class A compatible
● Frequency Hopping Spread Spectrum (FHSS)
● Third-Party online wireless sensor monitoring and notification system to configure sensors, view data and set alerts via SMS text and email (optional)
● Available third-party platform: Actility/ThingPark, TTN, MyDevices/Cayenne
● Low power consumption and long battery life
Note:
Battery life is determined by the sensor reporting frequency and other variables.
Please refer to http://www.netvox.com.tw/electric/electric_calc.html
Specifications
Electric
Input Power: 2pcs 3.0V CR2450 button battery
Operating Voltage: DC 2.3V～3V
Standby Current: 13uA@3V
Wakeup Current: 7.02mA (Typical value) Wakeup current range 0.8mA-20 mA * When not transmitting /receiving LoRa data)
Low Battery Voltage Threshold: 2.4V
Battery Measurement Accuracy:± 0.1V
Frequency
Frequency Range: 863MHz-928MHz 470MHz-510MHz
TX Power: US915 20dbm；AS923 16dbm；AU915 20dbm；CN470 19.15dbm；EU868 16dbm；KR920 14dbm；IN865 20dbm；
Rx Sensitivity:
-136dBm(LoRa，Spreading Factor=12，Bit Rate=293bps )
-121dBm(FSK,Frequency deviation=5kHz, Bit Rate=1.2kbps)
Antenna Type: External antenna
Communication Range: Up to 10km, the actual transmission distance depends on the environment.
Data Transfer Rate: 0.3kbps～50kbps
Spread Technique: LoRa/FSK
Available Frequency: EU863-870,US902-928,AU915-928,KR920-923,AS923-1,AS923-2,AS923-3,IN865-867,CN470-510 Configured before shipment
Physical
Main Body Dimension: 57mm x 38.05mm x 15.2mm
Weight: 45g
Operating Temperature: -20℃ ～ 55℃
Environment Humidity Range: <90% RH (No condensation)
Storage Temperature: -40℃ ～ 85℃
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