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PH Sensor Analog Kit

2,649.00 (Including GST)

2,244.92 ( + 404.08 GST)

Specifications:

  • Module Power : 5.00V
  • Module Size : 43 x 32mm
  • Measuring Range :0 – 14PH
  • Measuring Temperature: 0 – 60 °C
  • Accuracy : ± 0.1pH (25 °C)
  • Response Time : ≤ 1min
  • pH Sensor with BNC Connector
  • pH2.0 Interface ( 3 foot patch )
  • Gain Adjustment Potentiometer
  • Power Indicator LED

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SKU: RDNA-D1.10 Category: Tag:

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Description

Download Datasheet

Package includes:

1 x PH Sensor Module
1 x Probe
1 x Cable

DEMO Code:

/*
# This sample codes is for testing the pH meter V1.0.
# Editor : YouYou
# Date : 2013.10.21
# Ver : 0.1
# Product: pH meter
# SKU : SEN0161
*/

#define SensorPin 0 //pH meter Analog output to Analog Input 0
#define Offset 0.00 //deviation compensate
unsigned long int avgValue; //Store the average value of the sensor feedback
void setup()
{
pinMode(13,OUTPUT);
Serial.begin(9600);
Serial.println(“Ready”); //Test the serial monitor
}
void loop()
{
int buf[10]; //buffer for read analog
for(int i=0;i<10;i++) //Get 10 sample value from the sensor for smooth the value
{
buf[i]=analogRead(SensorPin);
delay(10);
}
for(int i=0;i<9;i++) //sort the analog from small to large
{
for(int j=i+1;j<10;j++)
{
if(buf[i]>buf[j])
{
int temp=buf[i];
buf[i]=buf[j];
buf[j]=temp;
}
}
}
avgValue=0;
for(int i=2;i<8;i++) //take the average value of 6 center sample
avgValue+=buf[i];
float phValue=(float)avgValue*5.0/1024/6; //convert the analog into millivolt
phValue=3.5*phValue+Offset; //convert the millivolt into pH value
Serial.print(” pH:”);
Serial.print(phValue,2);
Serial.println(” “);
digitalWrite(13, HIGH);
delay(800);
digitalWrite(13, LOW);
}

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