MLX90614 Non-Contact Infrared Thermometer With Arduino

 

Circuit Diagram :-

Video :-

Code :-

//Prateek //www.prateeks.in #include <Wire.h> #include <Adafruit_MLX90614.h> #include <LiquidCrystal_I2C.h> Adafruit_MLX90614 mlx = Adafruit_MLX90614(); //Define I2C address of lcd, number of columns and rows LiquidCrystal_I2C lcd(0x3F, 16, 2); double temp_amb; double temp_obj; void setup() { Serial.begin(9600); Serial.println("Temperature Sensor MLX90614"); //Initialize LCD I2C lcd.init(); lcd.backlight(); //Initialize MLX90614 mlx.begin(); } void loop() { temp_amb = mlx.readAmbientTempC(); temp_obj = mlx.readObjectTempC(); if(temp_obj > 37) { Serial.print("Warning...HIGH TEMP..."); lcd.clear(); lcd.print("HIGH TEMP..."); delay(50);} else{ } //lcd display lcd.setCursor(0, 0); lcd.print("Room Temp:"); lcd.setCursor(10, 0); lcd.print(temp_amb); lcd.setCursor(15, 0); lcd.write(1); lcd.setCursor(0, 1); lcd.print("Body Temp:"); lcd.setCursor(10, 1); lcd.print(temp_obj); lcd.setCursor(15, 1); lcd.write(1); //Serial Monitor Serial.print("Room Temp = "); Serial.println(temp_amb); Serial.print("Object temp = "); Serial.println(temp_obj); delay(1000); }

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