To read humidity, temperature, voltage, current from a 1kWp solar and 1kWp WT system

Holgers Weatherlogger in Hagen(Germany).

SSU EE Senior Project

supervision de ruche

Voltage from Arduino Analog Pin A0

test for post & get sensor data

Measurements are taken in Italy. Voltage and frequency sensing are obtained using an AC-AC transformer and a divider circuit which reduces the peak voltage to that of Particle Photon's pin range.

smart panel demo

Pond

Readings in Clear Water

Voltage sensor

Voltage collection module

Shows the counted heart rate with Arduino and sent with ESP8266.

Temperature and Humidity

Published from my coconut LoRa node: an RN2483 module controlled by an ATtiny85V, a TMP36 temperature sensor, a homemade 868 MHz helical antenna and two AAA batteries.