diff --git a/src/device/itc_pressure_optimizer.cpp b/src/device/itc_pressure_optimizer.cpp
index 934fe70..f92d83e 100644
--- a/src/device/itc_pressure_optimizer.cpp
+++ b/src/device/itc_pressure_optimizer.cpp
@@ -24,6 +24,11 @@ itcPressureOptimizer::HandleInit(const std::vector<std::string> &args) {
     return TMFeResult();
 }
 
+void itcPressureOptimizer::HandlePeriodic() {
+    for (int i = 0; i < info.num_channels; i++) {
+    }
+}
+
 INT itcPressureOptimizer::mitc_pressc_init() {
     /*
         cm_get_experiment_database(&hDB, NULL);
@@ -31,6 +36,8 @@ INT itcPressureOptimizer::mitc_pressc_init() {
     int status = SUCCESS;
     bool isDefaultNameExists;
     bool isDefaultThresholdExists;
+    bool isDemandExists;
+    bool isMeasuredExists;
     isDefaultNameExists = midas::odb::exists(this->equipmentPath + "/" +
                                              Configuration::SETTINGS_DIR + "/" +
                                              Configuration::NAMES_VARNAME);
@@ -39,6 +46,14 @@ INT itcPressureOptimizer::mitc_pressc_init() {
         this->equipmentPath + "/" + Configuration::SETTINGS_DIR + "/" +
         Configuration::UPDATE_THRESHOLD_MEASURED_VARNAME);
 
+    isDemandExists = midas::odb::exists(this->equipmentPath + "/" +
+                                        Configuration::VARIABLE_DIR + "/" +
+                                        Configuration::DEMAND_VARNAME);
+
+    isMeasuredExists = midas::odb::exists(this->equipmentPath + "/" +
+                                          Configuration::VARIABLE_DIR + "/" +
+                                          Configuration::MEASURED_VARNAME);
+
     if (!isDefaultNameExists || !isDefaultThresholdExists) {
         midas::odb o = {
             {Configuration::VARIABLE_DIR.c_str(),
@@ -92,6 +107,22 @@ INT itcPressureOptimizer::mitc_pressc_init() {
         }
     }
 
+    if (!isDemandExists) {
+        midas::odb o(this->equipmentPath + "/" + Configuration::VARIABLE_DIR);
+        std::vector<float> demandLists =
+            o[Configuration::DEMAND_VARNAME.c_str()];
+        demandLists.resize(info.num_channels);
+        o[Configuration::DEMAND_VARNAME.c_str()] = demandLists;
+    }
+
+    if (!isMeasuredExists) {
+        midas::odb o(this->equipmentPath + "/" + Configuration::VARIABLE_DIR);
+        std::vector<float> measuredLists =
+            o[Configuration::MEASURED_VARNAME.c_str()];
+        measuredLists.resize(info.num_channels);
+        o[Configuration::MEASURED_VARNAME.c_str()] = measuredLists;
+    }
+
     /*
         Caching all the value of /DD folder
     */
@@ -719,7 +750,6 @@ float itcPressureOptimizer::getDefaultThreshold(int channel) {
     case 1:
         return 0.001f;
         break;
-
     case 2:
         return 0.0001f;
         break;
diff --git a/src/device/itc_pressure_optimizer.h b/src/device/itc_pressure_optimizer.h
index 439d087..7130a73 100644
--- a/src/device/itc_pressure_optimizer.h
+++ b/src/device/itc_pressure_optimizer.h
@@ -10,6 +10,8 @@ class itcPressureOptimizer : public TMFeEquipment {
 
     TMFeResult HandleInit(const std::vector<std::string> &args);
 
+    void HandlePeriodic();
+
   private:
     std::string equipmentPath;
     itcPressureOptimizerInfo info;