Dsm501A Pm2.5 Dust Sensor Module For Arduino
Rs. 391.00 Rs. 470.00
- Brand: http://samyoungsnc.com/particle-sensor/
- Product Code: SEN-DUST
- SKU - SE-1669
- Availability: In Stock
- Price in reward points: 4
- For Bulk Order
9962060070
Quick support on WhatsApp (+919962060070) only between morning 11am-4pm, no call will be answered
| SPECIFICATIONS: | |
| Supply voltage (V) | -0.3 ~+7 |
| Operating supply voltage (V) | 5 |
| Operating current (Max) | 90mA |
| Output mode | PWM pulse width modulation |
| Sensitivity | 15,000 / 283ml |
| Operating Temperature (°C) | -10 ~ +65 |
| Storage temperature (°C) | -20 ~ +80 |
| Settling time | Approximately 1 minute after the heater is switched on |
OVERVIEW:
-Can sense tobacco smoke and pollen, house dust and so on.
-It can measure 1 micron or more of small particles.
-Small size, lightweight, easy to install.
-5 V input circuit for signal processing.
-Built-in airflow generator, you can attract the external atmosphere.
PACKAGE INCLUDES:
1 PCS x Dsm501A Pm2.5 Dust Sensor Module
http://samyoungsnc.com/particle-sensor/
//SOURCE CODE TAKEN FROM BELOW LINK
//https://create.arduino.cc/projecthub/mircemk/arduino-air-quality-monitor-with-dsm501a-sensor-b4f8fc
#include <LiquidCrystal.h>
LiquidCrystal lcd(8, 9, 4, 5, 6, 7);
int pin2 = 3;
int pin1 = 2;
unsigned long duration1;
unsigned long duration2;
unsigned long starttime;
unsigned long sampletime_ms = 3000;//sampe 1s ;
unsigned long lowpulseoccupancy1 = 0;
unsigned long lowpulseoccupancy2 = 0;
float ratio1 = 0;
float ratio2 = 0;
float concentration1 = 0;
float concentration2 = 0;
int wLed = A1;
int gLed = A2;
int yLed = A3;
int rLed = A4;
int bLed = A5;
void setup() {
Serial.begin(9600);
pinMode(2,INPUT);
pinMode(3,INPUT);
pinMode(wLed,OUTPUT);
pinMode(gLed,OUTPUT);
pinMode(yLed,OUTPUT);
pinMode(rLed,OUTPUT);
pinMode(bLed,OUTPUT);
starttime = millis();//get the current time;
lcd.begin(16, 2);
}
void loop() {
duration1 = pulseIn(pin1, LOW);
duration2 = pulseIn(pin2, LOW);
lowpulseoccupancy1 = lowpulseoccupancy1+duration1;
lowpulseoccupancy2 = lowpulseoccupancy2+duration2;
if ((millis()-starttime) > sampletime_ms)//if the sampel time == 30s
{
ratio1 = lowpulseoccupancy1/(sampletime_ms*10.0); // Integer percentage 0=>100
concentration1 = 1.1*pow(ratio1,3)-3.8*pow(ratio1,2)+520*ratio1+0.62; // using spec sheet curve
ratio2 = lowpulseoccupancy2/(sampletime_ms*10.0); // Integer percentage 0=>100
concentration2 = 1.1*pow(ratio2,3)-3.8*pow(ratio2,2)+520*ratio2+0.62; //
lcd.setCursor(0, 0);
lcd.print("PM10 ");
lcd.setCursor(6, 0);
lcd.print(concentration1,3);
Serial.print("concentration1 = ");
Serial.print(concentration1);
Serial.print(" pcs/0.01cf - ");
Serial.print("concentration2 = ");
Serial.print(concentration2);
Serial.print(" pcs/0.01cf - ");
if (concentration1 < 1000) {
lcd.setCursor (0, 1);
for (int i = 0; i < 16; ++i)
{
lcd.write(' ');
}
lcd.setCursor(4, 1);
lcd.print("CLEAN");
digitalWrite(wLed, HIGH);
digitalWrite(gLed, LOW);
digitalWrite(yLed, LOW);
digitalWrite(rLed, LOW);
digitalWrite(bLed, LOW);
}
if (concentration1 > 1000 && concentration1 < 10000) {
lcd.setCursor (0, 1);
for (int i = 0; i < 16; ++i)
{
lcd.write(' ');
}
lcd.setCursor(4, 1);
lcd.print("GOOD");
digitalWrite(wLed, LOW);
digitalWrite(gLed, HIGH);
digitalWrite(yLed, LOW);
digitalWrite(rLed, LOW);
digitalWrite(bLed, LOW);
}
if (concentration1 > 10000 && concentration1 < 20000) {
lcd.setCursor (0, 1);
for (int i = 0; i < 16; ++i)
{
lcd.write(' ');
}
lcd.setCursor(4, 1);
lcd.print("ACCEPTABLE");
digitalWrite(wLed, LOW);
digitalWrite(gLed, LOW);
digitalWrite(yLed, HIGH);
digitalWrite(rLed, LOW);
digitalWrite(bLed, LOW);
}
if (concentration1 > 20000 && concentration1 < 50000) {
lcd.setCursor (0, 1);
for (int i = 0; i < 16; ++i)
{
lcd.write(' ');
}
lcd.setCursor(4, 1);
lcd.print("HEAVY");
digitalWrite(wLed, LOW);
digitalWrite(gLed, LOW);
digitalWrite(yLed, LOW);
digitalWrite(rLed, HIGH);
digitalWrite(bLed, LOW);
}
if (concentration1 > 50000 ) {
lcd.setCursor (0, 1);
for (int i = 0; i < 16; ++i)
{
lcd.write(' ');
}
lcd.setCursor(4, 1);
lcd.print("HAZARD");
digitalWrite(wLed, LOW);
digitalWrite(gLed, LOW);
digitalWrite(yLed, LOW);
digitalWrite(rLed, LOW);
digitalWrite(bLed, HIGH);
}
lowpulseoccupancy1 = 0;
lowpulseoccupancy2 = 0;
starttime = millis();
}
}
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