Wireless PH Sensor & Water Temperature Detection

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 Data Sheet User Manual 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 )-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)