RA0708 – LoRaWAN Wireless pH Sensor
RA0708 is a device for pH detection in water environment. It can detect and send environmental pH data to the data center. It is a wireless communication method.
RA0708 – Wireless pH Sensor adopts SX1276 wireless communication module.
Features
- Wireless range of 10 km *1
- LoRaWAN™ compatible
- Frequency Hopping Spread Spectrum (FHSS)
- Improved interference immunity
- Encrypt-RF™ Security (Diffie-Hellman Key Exchange + AES-128 CBC for sensor data messages)
- Over-the-air updates (future)
- 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
- Uses SX1276 wireless communication module
*1. Actual range may vary depending on environment.
*2. Battery life is determined by sensor reporting frequency and other variables
Specifications
Electric
Power Supply: Adapter DC Power Supply (12V/1A)
Operating Current 1: 40mA (no RF signal transmission)
Operating Current 2: 80mA (with RF signal emission)
Frequency
TX Power: 19dBm±1dBm
Rx Sensitivity:
-136dBm (LoRa，Spreading Factor=12, Bit Rate=293bps )
-121dBm (FSK,Frequency deviation=5kHz, Bit Rate=1.2kbps)
Antenna Type: Build-in antenna
Communication Range: 10 km (line-of-sight, 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，CN470-510 Configured before shipment
Physical
Dimension: 111mm*86mm*41mm
Operating Temperature Range: -20℃ ～ 55℃
Operating Humidity Range: < 90%RH (no condensation)
Storage Temperature range: -40℃ ～ 85℃
IP Rating: IP20 (Main body)
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