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Measuring 50A to 200A AC and DC current using ACS770 with Robojax Library

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Measuring 50A to 200A using Alegro ACS770 Current Sensor with Robojax Arduino Library

Learn how to use ACS770 50A, 100A, 150A and 200A Hall Effect Current Sensor to measure AC and DC current. Measuring 1A, 5A, 10A, 20A 30A 40A and 50A current is demonstrated. To use more 2 or more senensors, please see This page.

Topics covered in this video

Resources for this sketch


 /*
 * 
 * Arduino Sketch for Allegro ACS770 Current Sensor 
 * this sensor is offered at 50A, 100A, 150A and 200A range
  both for AC and DC. 
  
 * It operates with 5V
 * Please watch video instruction and explanation for this code
  Watch video instruction for ACS770 50A to 200A Sensors https://youtu.be/sB6EULTix2k
  Watch video instruction for ACS712 5A to 30A Sensors :https://youtu.be/3C33DpcSwIw

 * 
 * Written by Ahmad Shamshiri on Saturday April 04, 2020 at 21:19 in Ajax, Ontario, Canada
 * for Robojax.com
 * View the video :
 * This code has been downloaded from Robojax.com
 * 
model select
      //ACS712
      0-"ACS712ELCTR-05B",
      1-"ACS712ELCTR-20A",
      2-"ACS712ELCTR-30A",
      
      //ACS758
      3,// for ACS758LCB-050B
      4,// for ACS758LCB-050U
      5,// for ACS758LCB-100B
      6,// for ACS758LCB-100U
      7,// for ACS758KCB-150B
      8,// for ACS758KCB-150U
      9,// for ACS758ECB-200B
      10,// for ACS758ECB-200U 
      
      ///ACS770
      11,// for ACS770x-050B ///      
      12,// for ACS770x-050U  
      13,// for ACS770x-100B
      14,// for ACS770x-100U
      15,// for ACS770x-150B
      16,// for ACS770x-150U
      17,// for ACS770x-200B  
      18,// for ACS770x-200U  
      

      19 for "ACS732KLATR-20AB",
      20 for "ACS732KLATR-40AB",
      21 for "ACS732KLATR-65AB", 
      22 for "ACS732KLATR-65AU",   
      23 for "ACS732KLATR-75AB", 

      24 for "ACS733KLATR-20AB",
      25 for "ACS733KLATR-40AB",
      26 for "ACS733KLATR-40AU", 
      27 for "ACS733KLATR-65AU",

 * this code has been downloaded from http://robojax.com/learn/arduino/
 
 * Get this code and other Arduino codes from Robojax.com
Learn Arduino step by step in structured course with all material, wiring diagram and library
all in once place. Purchase My course on Udemy.com http://robojax.com/L/?id=62

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 *  * This code is "AS IS" without warranty or liability. Free to be used as long as you keep this note intact.* 
 * This code has been download from Robojax.com
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.

 */
const int VIN = A0; // define the Arduino pin A0 as voltage input (V in)
const float VCC   = 5.04;// supply voltage
const int MODEL = 12;   // enter the model (see above list)
        //using ACS770x-050U
#include <Robojax_AllegroACS_Current_Sensor.h>

Robojax_AllegroACS_Current_Sensor robojax(MODEL,VIN);

void setup() {
    //Robojax.com Allegro ACS Current Sensor 
    Serial.begin(9600);// initialize serial monitor
    Serial.println("Robojax Tutorial");
    Serial.println("ACS770 Current Sensor");
	
}

void loop() {
   //Robojax.com Allegro ACS Current Sensor  

    Serial.print("Current: ");
    Serial.print(robojax.getCurrent(),3); // print the current with 3 decimal places
    Serial.print("A Avg:");
    Serial.print(robojax.getCurrentAverage(300),3);//   
    Serial.println("A");
   //robojax.debug();
   
  delay(1500);
}
 

 
   

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