diff --git a/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorManometre.cpp b/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorManometre.cpp
index 4d214a6..ee44dda 100644
--- a/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorManometre.cpp
+++ b/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorManometre.cpp
@@ -12,6 +12,7 @@ void AnalogSensorManometre::run(){
         if(ptrmem!=NULL){
 			if(cpt == 5){
             	*ptrmem = val - alea;
+            	val = val - alea;
                 cpt = 0;
 			}
         }
diff --git a/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.cpp b/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.cpp
index a8e3048..9fd9974 100644
--- a/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.cpp
+++ b/OtherDevices/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.cpp
@@ -3,3 +3,18 @@
 //
 
 #include "../../../include/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.h"
+
+AnalogSensorPHmetre::AnalogSensorPHmetre(float val, int temps) : AnalogSensor(val, temps) {}
+int AnalogSensorPHmetre::alea = 1;
+void AnalogSensorPHmetre::run() {
+    int cpt = 0;
+    while (ptrmem!=NULL){
+        if (cpt == 3){
+            *ptrmem = val - alea;
+            val = val - alea;
+            cpt = 0;
+        }
+        sleep(temps);
+        cpt ++;
+    }
+}
diff --git a/core_simulation.h b/core_simulation.h
index 092d922..c610f79 100644
--- a/core_simulation.h
+++ b/core_simulation.h
@@ -13,8 +13,8 @@
 #define MAX_I2C_DEVICES 4
 #define I2C_BUFFER_SIZE 1024
 #define MAX_IO_PIN 6
-#define THRESHOLDHIGH 17
-#define THRESHOLDLOW 15
+#define THRESHOLDHIGH 25
+#define THRESHOLDLOW 20
 
 using namespace std;
 
diff --git a/include/AnalogDevices/AnalogSensors/AnalogSensorManometre.h b/include/AnalogDevices/AnalogSensors/AnalogSensorManometre.h
index 08886bb..bbb2897 100644
--- a/include/AnalogDevices/AnalogSensors/AnalogSensorManometre.h
+++ b/include/AnalogDevices/AnalogSensors/AnalogSensorManometre.h
@@ -4,11 +4,11 @@
 
 #ifndef PROJET_VICTORAVECUNK_ANALOGSENSORMANOMETRE_H
 #define PROJET_VICTORAVECUNK_ANALOGSENSORMANOMETRE_H
-#include <iostream>
-#include <thread>
-#include <unistd.h>
-#include <string.h>
-#include <fstream>
+//#include <iostream>
+//#include <thread>
+//#include <unistd.h>
+//#include <string.h>
+//#include <fstream>
 #include "../AnalogDevice.h"
 
 class AnalogSensorManometre : public AnalogSensor{
diff --git a/include/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.h b/include/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.h
index 8b8ab84..7b819eb 100644
--- a/include/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.h
+++ b/include/AnalogDevices/AnalogSensors/AnalogSensorPHmetre.h
@@ -5,9 +5,14 @@
 #ifndef PROJET_VICTORAVECUNK_ANALOGSENSORPHMETRE_H
 #define PROJET_VICTORAVECUNK_ANALOGSENSORPHMETRE_H
 
+#include "../AnalogDevice.h"
 
-class AnalogSensorPHmetre {
+class AnalogSensorPHmetre : public AnalogSensor {
+public:
+    static int alea;
 
+    AnalogSensorPHmetre(float val, int temps);
+    virtual void run();
 };
 
 
diff --git a/sketch_ino.cpp b/sketch_ino.cpp
index 07afe13..126f2ad 100644
--- a/sketch_ino.cpp
+++ b/sketch_ino.cpp
@@ -31,7 +31,7 @@ void Board::loop(){
           val1 = analogRead(1);
           sprintf(buf, "temperature %d", val1);
           Serial.println(buf);
-
+          // Activation or not of the radiator
           if ((val1 < THRESHOLDLOW)&&(radState == LOW)) {
               digitalWrite(0, HIGH);
               radState = HIGH;
@@ -41,10 +41,8 @@ void Board::loop(){
               radState = LOW;
           }
 
-
-          // lecture sur la pin 2 : capteur de temperature
-          val = analogRead(2);
-          sprintf(buf, "luminosite %d", val);
+          val1 = analogRead(5);
+          sprintf(buf, "pressure %d", val1);
           Serial.println(buf);
     //  }