$59.00
2 in stock
R718A Temperature and Humidity Sensor
R718A is capable to measure temperature and humidity at low temperature environment. R718A can be used in domestic and commercial refrigerators to store and transport food, medicines, flowers and other perishable goods, on the walls or in logistics refrigerators.
•Apply SX1276 wireless communication module
•2 section of ER14505 battery in parallel (AA SIZE 3.6V / section)
•Temperature and humidity detection
•The base is attached with a magnet that can be attached to a ferromagnetic material object
•Protection class IP65
•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
•Improved power management for longer battery life
Power Supply: 2×3.6V ER14505 lithium batteries(3.6V2400mah/section)
Operating Voltage: 3.1v to 3.65
Standby Current: 20uA
Receiving Current (max): 11mA @3.3V
Transmitting Current (max): 120mA/3.3V
Battery Voltage Accuracy: ±0.1V
Low Voltage Threshold: 3.2V
Temperature Detecting Range: -40℃ to 55℃
Temperature Accuracy; ±0.5℃ @25℃
Humidity Detecting Range: 0%RH～100%RH
Humidity Accuracy: ±3%RH @25℃
Frequency Range: 863MHz-928MHz 470MHz-510MHz
TX Power: US915 20dbm；AS923 16dbm；AU915 20dbm；CN470 19.15dbm；EU868 16dbm；KR920 14dbm；IN865 20dbm；
Receiving Sensitivity:
-136dBm（LoRa，Spreading Factor=12，Bit Rate=293bps )；
-121dBm (FSK,Frequency deviation=5kHz, Bit Rate=1.2kbps)
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:
LoRa: 0.3kbps～50kbps
FSK: 1.2kbps～300kbps
Modulation: LoRa/FSK (Note: You can choose one of them)
Supportable LoRaWAN Band: EU863-870,US902-928,AU915-928,KR920-923,AS923-1,AS923-2,AS923-3, IN865-867,CN470-510 (Note: The frequency band is optional and needs to be configured before shipment)
Dimension:
Main Body:L: 112mm*W: 65mm*H: 28mm
Sensor cover size: D: Ø16mm*L: 27mm
Environment Temperature Range: -40℃ to 55℃
Storage Temperature Range: -40℃ to 85℃
Environment Humidity Range: <90%RH (No condensation)
Weight: 141g
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