ACS712 Current Sensor Module


 * http://www.dx.com/p/acs712-20a-current-sensor-module-blue-206999
 * https://www.sparkfun.com/products/8883
 * https://www.sparkfun.com/datasheets/BreakoutBoards/0712.pdf

- ACS712ELC-20A sensor chipset - Powered by 5V power supply - On-board power indicator - Measures -20~+20A current, corresponding simulation output 100mV/A - Output voltage is VCC/2 when on current was measured - ACS712 is based on the principle of Hall detection, please avoid the magnetic field affect when using it