Arduino energy monitor SCT-0130-030

emon.ino

//Arduino Misuratore di potenzza e corrente elettrica con SCT-013-030

//use EmonLib

// https://www.progettiarduino.com/76-arduino-amperometro-con-sct-013-corrente-e-potenza.html
 
#include "EmonLib.h" 
#include <Wire.h>     // Libreria wire già presente in Arduino ide      

 
EnergyMonitor emon1;
 
// network tension 
int rede = 225.0; // IT 220-230V, some countries 110V
 
// Input Pin
int pin_sct = 1;
 
void setup() 
{
  Serial.begin(9600);   // Open Serial 
  //Pin, calibrazione - Corrente Const= Ratio/Res. Burden. 1800/62 = 29. 
  // 1800 and 62 Ohm values are in the SCT-013-030 datasheet
  // after testing with external clamp, 28 seems more accurate
  emon1.current(pin_sct, 28);
} 
  
void loop() 
{ 
  // Current value (A)
  double Irms = emon1.calcIrms(1480);
  // show current
  Serial.print("Corrente : ");
  Serial.print(Irms); // Irms

   
  // Power values (W)
  Serial.print(" Potenza : ");
  Serial.println(Irms*rede);//Scrivo sul monitor seriale Corrente*Tensione=Potenza

  delay(1000);
}