The channels shows the measured values from a IoT-Node. Every time the Node wakes up, it reads the values out and send them to a raspberry pi over LORA radio interface. In the next step the MQTT client transmit the data to the ThingSpeak platform.
  bme280, rpi-3, lora, iot-node

Field 1 Chart
Battery Voltage
Field 4 Chart
Field 5 Chart
Air pressure