diff --git a/CMS_CORE_Library/Models/ThermoModels.cs b/CMS_CORE_Library/Models/ThermoModels.cs
index 3fe6045..cafa936 100644
--- a/CMS_CORE_Library/Models/ThermoModels.cs
+++ b/CMS_CORE_Library/Models/ThermoModels.cs
@@ -245,6 +245,29 @@ namespace CMS_CORE_Library.Models
             {
                 return base.GetHashCode();
             }
+
+            /// <summary>
+            /// Converte un singolo item in un array di byte per scrittura su PLC S7
+            /// </summary>
+            /// <returns></returns>
+            public byte[] convertToByte()
+            {
+                byte[] answ = new byte[50];
+                Buffer.BlockCopy(S7.Net.Types.Int.ToByteArray(NumTarget), 0, answ, 0, 2);
+                Buffer.BlockCopy(S7.Net.Types.Int.ToByteArray(NumDone), 0, answ, 2, 2);
+                Buffer.BlockCopy(S7.Net.Types.DInt.ToByteArray(TimeWarm), 0, answ, 6, 4);
+                Buffer.BlockCopy(S7.Net.Types.DInt.ToByteArray(TimeVent), 0, answ, 10, 4);
+                Buffer.BlockCopy(S7.Net.Types.DInt.ToByteArray(TimeVacuum), 0, answ, 14, 4);
+                Buffer.BlockCopy(S7.Net.Types.DInt.ToByteArray(TimeCycleGross), 0, answ, 18, 4);
+                Buffer.BlockCopy(S7.Net.Types.DInt.ToByteArray(TimeCycleNet), 0, answ, 22, 4);
+                Buffer.BlockCopy(S7.Net.Types.Double.ToByteArray(MaterialTempEndWarm), 0, answ, 26, 4);
+                Buffer.BlockCopy(S7.Net.Types.Double.ToByteArray(MaterialTempEndVent), 0, answ, 30, 4);
+                Buffer.BlockCopy(S7.Net.Types.Double.ToByteArray(MoldTemp), 0, answ, 34, 4);
+                Buffer.BlockCopy(S7.Net.Types.Double.ToByteArray(VacuumReadVal), 0, answ, 38, 4);
+                Buffer.BlockCopy(S7.Net.Types.Double.ToByteArray(MouldEnergyOUT), 0, answ, 42, 4);
+                Buffer.BlockCopy(S7.Net.Types.Double.ToByteArray(MouldEnergyIN), 0, answ, 46, 4);
+                return answ;
+            }
         }
 
         public class ProdCycleModel
diff --git a/CMS_CORE_Library/NcThermo.cs b/CMS_CORE_Library/NcThermo.cs
index 9d2ea36..236cc05 100644
--- a/CMS_CORE_Library/NcThermo.cs
+++ b/CMS_CORE_Library/NcThermo.cs
@@ -725,6 +725,13 @@ namespace CMS_CORE_Library
         /// <returns></returns>
         public abstract CmsError PLC_RProdInfo(ref ThermoModels.ProdInfoModel currProdInfo);
         /// <summary>
+        /// Set ProdInfo data
+        /// </summary>
+        /// <param name="numTarget">Qty requested (target)</param>
+        /// <param name="doReset">Reset counter (actual counter)</param>
+        /// <returns></returns>
+        public abstract CmsError PLC_WProdInfo(short NumTarget, bool doReset);
+        /// <summary>
         /// Get current Production Cycle data
         /// </summary>
         /// <param name="currProdCycle"></param>
diff --git a/CMS_CORE_Library/S7Net/Nc_S7Net.cs b/CMS_CORE_Library/S7Net/Nc_S7Net.cs
index 4f98d1c..1c1be17 100644
--- a/CMS_CORE_Library/S7Net/Nc_S7Net.cs
+++ b/CMS_CORE_Library/S7Net/Nc_S7Net.cs
@@ -2191,6 +2191,54 @@ namespace CMS_CORE_Library.S7Net
                 MouldEnergyIN = S7.Net.Types.Double.FromByteArray(currMem.Skip(46).Take(4).ToArray())
             };
 
+            return NO_ERROR;
+        }
+        /// <summary>
+        /// Set ProdInfo data
+        /// </summary>
+        /// <param name="numTarget">Qty requested (target)</param>
+        /// <param name="doReset">Reset counter (actual counter)</param>
+        /// <returns></returns>
+        public override CmsError PLC_WProdInfo(short numTarget, bool doReset)
+        {
+            List<byte> currMem = new List<byte>();
+            CmsError cmsError = MEM_RWByteList(R, 0, PROCESS_PROD_INFO.MemType, PROCESS_PROD_INFO.Address, PROCESS_PROD_INFO.SubAddress, 0, PROCESS_PROD_INFO.Size, ref currMem);
+            if (cmsError.IsError())
+                return cmsError;
+
+            // converto!
+            var currProdInfo = new ThermoModels.ProdInfoModel()
+            {
+                NumTarget = S7.Net.Types.Int.FromByteArray(currMem.Skip(0).Take(2).ToArray()),
+                NumDone = S7.Net.Types.Int.FromByteArray(currMem.Skip(2).Take(2).ToArray()),
+                // cicli preriscaldo? FIXME TODO
+                TimeWarm = S7.Net.Types.DInt.FromByteArray(currMem.Skip(6).Take(4).ToArray()),
+                TimeVent = S7.Net.Types.DInt.FromByteArray(currMem.Skip(10).Take(4).ToArray()),
+                TimeVacuum = S7.Net.Types.DInt.FromByteArray(currMem.Skip(14).Take(4).ToArray()),
+                TimeCycleGross = S7.Net.Types.DInt.FromByteArray(currMem.Skip(18).Take(4).ToArray()),
+                TimeCycleNet = S7.Net.Types.DInt.FromByteArray(currMem.Skip(22).Take(4).ToArray()),
+                MaterialTempEndWarm = S7.Net.Types.Double.FromByteArray(currMem.Skip(26).Take(4).ToArray()),
+                MaterialTempEndVent = S7.Net.Types.Double.FromByteArray(currMem.Skip(30).Take(4).ToArray()),
+                MoldTemp = S7.Net.Types.Double.FromByteArray(currMem.Skip(34).Take(4).ToArray()),
+                VacuumReadVal = S7.Net.Types.Double.FromByteArray(currMem.Skip(38).Take(4).ToArray()),
+                MouldEnergyOUT = S7.Net.Types.Double.FromByteArray(currMem.Skip(42).Take(4).ToArray()),
+                MouldEnergyIN = S7.Net.Types.Double.FromByteArray(currMem.Skip(46).Take(4).ToArray())
+            };
+
+            // aggiorno...
+            currProdInfo.NumTarget = numTarget;
+            if(doReset)
+            {
+                currProdInfo.NumDone = 0;
+            }
+            // converto a byte...
+            List<byte> newMem = currProdInfo.convertToByte().ToList();
+            // riscrivo!!!!
+            cmsError = MEM_RWByteList(W, 0, PROCESS_PROD_INFO.MemType, PROCESS_PROD_INFO.Address, PROCESS_PROD_INFO.SubAddress, 0, PROCESS_PROD_INFO.Size, ref newMem);
+            if (cmsError.IsError())
+                return cmsError;
+
+
             return NO_ERROR;
         }
         /// <summary>