Arduino Sensors. Sensor de Corrente ACS712 AC / DC 20A Efeito Hall Sensor de Corrente ACS712 AC / DC 20A Efeito Hall. 0 Reviews Write a review. €5.25. Tax included May 13, 2016 · How to use ASC712 sensor with arduino; What is current? Which sensor is suitable for your application? Where to connect ASC712? DC Current Measurement using ASC712-05A. The Allegro™ ACS712 provides economical and precise solutions for AC or DC current sensing in industrial, commercial, and communications systems. The device package allows for ... WeMos D1 WiFi ESP8266 Development Board Arduino UNO Compatible Program By Arduino IDE. DESCRIPTION:Based on the ESP-8266EX. Arduino Compatible, you can use it on Ard uino IDE. 11 Digital I/O pins 1 Analog Input pin OT.. Rs490.00 Rs387.00 Excluding Tax: Rs327.97 Mar 05, 2016 · A.) Arduino with Wifi Shield going to: B.) Serial to parallel decoder (Shift Register 74595) two of them in series to Control: a.) 2x16 LCD. b.) Relay(10A 250vAC) with Current Sensor (ACS712) Everything works fine without load, but when i load a 220v (Electric Fan) my Arduino Restarts. Please Help me. i thought my circuit is just fine..