RA0708 is a device for pH detection in a water environment. It can detect and send environmental pH data. to the data center. It is a wireless communication method. It adopts an SX1276 wireless communication module.
Documentation
Highlighted 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 platforms: Actility/ThingPark, TTN, MyDevices/Cayenne
- Uses SX1276 wireless communication module
*1. The actual range may vary depending on the environment.
*2. Battery life is determined by sensor reporting frequency and other variables
Specifications
|
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 ) |
|
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) |