diff --git a/Thermo.Active.NC/NcAdapter.cs b/Thermo.Active.NC/NcAdapter.cs
index 4e9c4a09..41c1e383 100644
--- a/Thermo.Active.NC/NcAdapter.cs
+++ b/Thermo.Active.NC/NcAdapter.cs
@@ -1543,7 +1543,8 @@ namespace Thermo.Active.NC
                     }
                     bool changeNumPz = LastProdPanelData.NumDone != lastProdInfoData.NumDone;
                     bool changeNumTarget = lastProdInfoData.NumTarget != LastProdPanelData.NumTarget;
-                    dataChanged = changeNumPz || changeSetpoint || changeNumTarget;
+                    bool changeNumPreHot = lastProdInfoData.NumPreHot != LastProdPanelData.NumPreHot;
+                    dataChanged = changeNumPz || changeSetpoint || changeNumTarget || changeNumPreHot;
                 }
             }
             if (dataChanged)
@@ -1695,31 +1696,31 @@ namespace Thermo.Active.NC
                 lastProdInfoData = prodInfoRawData;
             }
 
-            // se ho update da strobe... sennò restituisco ultima lettura...
-            if (ThermoProdUpdatedStr)
+            // do comparison with old record and if changed --> persist on DB!
+            if (!prodInfoRawData.Equals(lastProdInfoData))
             {
-                // do comparison with old record and if changed --> persist on DB!
-                if (!prodInfoRawData.Equals(lastProdInfoData))
-                {
-                    // save on DB! attenzione: RAW DATA perché salvo pezzo PRECEDENTE...
-                    using (ProdInfoController prodInfoController = new ProdInfoController())
-                    {
-                        prodInfoController.Create(prodInfoRawData.NumTarget, prodInfoRawData.NumDone, prodInfoRawData.TimeWarm, prodInfoRawData.TimeVent, prodInfoRawData.TimeVacuum, prodInfoRawData.TimeCycleGross, prodInfoRawData.TimeCycleNet, prodInfoRawData.MaterialTempEndWarm, prodInfoRawData.MaterialTempEndVent, prodInfoRawData.MoldTemp, prodInfoRawData.VacuumReadVal, prodInfoRawData.MouldEnergyOUT, prodInfoRawData.MouldEnergyIN, false);
-                    }
-                    // update last info data
-                    lastProdInfoData = prodInfoRawData;
-
-                    // manage strobe/ack!
-                    libraryError = numericalControl.PLC_WAckProdUpdate();
-                    if (libraryError.IsError())
-                        return libraryError;
-                }
+                // update last info data
+                lastProdInfoData = prodInfoRawData;
             }
             else
             {
                 prodInfoRawData = lastProdInfoData;
             }
 
+            // se ho update da strobe... sennò restituisco ultima lettura...
+            if (ThermoProdUpdatedStr)
+            {
+                // save on DB! attenzione: RAW DATA perché salvo pezzo PRECEDENTE...
+                using (ProdInfoController prodInfoController = new ProdInfoController())
+                {
+                    prodInfoController.Create(prodInfoRawData.NumTarget, prodInfoRawData.NumDone, prodInfoRawData.TimeWarm, prodInfoRawData.TimeVent, prodInfoRawData.TimeVacuum, prodInfoRawData.TimeCycleGross, prodInfoRawData.TimeCycleNet, prodInfoRawData.MaterialTempEndWarm, prodInfoRawData.MaterialTempEndVent, prodInfoRawData.MoldTemp, prodInfoRawData.VacuumReadVal, prodInfoRawData.MouldEnergyOUT, prodInfoRawData.MouldEnergyIN, false);
+                }
+                // manage strobe/ack!
+                libraryError = numericalControl.PLC_WAckProdUpdate();
+                if (libraryError.IsError())
+                    return libraryError;
+            }
+
             // ora controllo inizio/fine produzione
             if (ThermoProdStartStr)
             {