diff --git a/CMS_CORE_Library/Models/DataStructures.cs b/CMS_CORE_Library/Models/DataStructures.cs
index d9d5607..ad38b3e 100644
--- a/CMS_CORE_Library/Models/DataStructures.cs
+++ b/CMS_CORE_Library/Models/DataStructures.cs
@@ -215,7 +215,10 @@ namespace CMS_CORE_Library.Models
         {
             public readonly MEMORY_TYPE MemType;
             public readonly int Address;
-            public readonly int SubAddress;     // Only for Siemens
+            public readonly int SubAddress;
+            /// <summary>
+            /// Memory size (in byte)
+            /// </summary>
             public readonly int Size;
 
             public MEMORY_CELL(MEMORY_TYPE MType, int Addr, int SubAddr, int Sz)
diff --git a/CMS_CORE_Library/S7Net/Nc_S7Net.cs b/CMS_CORE_Library/S7Net/Nc_S7Net.cs
index 6b06c42..5c7937b 100644
--- a/CMS_CORE_Library/S7Net/Nc_S7Net.cs
+++ b/CMS_CORE_Library/S7Net/Nc_S7Net.cs
@@ -484,11 +484,14 @@ namespace CMS_CORE_Library.S7Net
             catch (Exception ex)
             {
                 return ManageException(ex);
-            }
-
-            return NO_ERROR; 
+            } 
 #endif
-            return FUNCTION_NOT_ALLOWED_ERROR;
+
+            var lang = GetCultureFromThreeLetter("eng");
+            if (lang != null)
+                languages.Add(lang);
+
+            return NO_ERROR;
         }
 
         #endregion Contructor & global methods
@@ -917,7 +920,7 @@ namespace CMS_CORE_Library.S7Net
                 softKeyStatusMemory.MemType,
                 softKeyStatusMemory.Address,
                 softKeyStatusMemory.SubAddress,
-                memorySizeToRead / 1, // 4,
+                memorySizeToRead / 4,
                 ref readValues);
 
             if (cmsError.IsError())
@@ -2126,16 +2129,16 @@ namespace CMS_CORE_Library.S7Net
         public override CmsError PLC_RGaugeData(ref GaugeModel gaugeData)
         {
             List<int> Values = new List<int>();
-            // TODO FIXME quando disponibile memoria...
-            gaugeData = new GaugeModel()
-            {
-                TimeAdv = 1,
-                Power = 2,
-                Vacuum = 3,
-                Air = 4,
-            };
-#if false
-            CmsError cmsError = MEM_RWIntegerList(R, 1, MACHINE_GAUGE_DATA.MemType, MACHINE_GAUGE_DATA.Address, MACHINE_GAUGE_DATA.SubAddress, MACHINE_GAUGE_DATA.Size, ref Values);
+            //// TODO FIXME quando disponibile memoria...
+            //gaugeData = new GaugeModel()
+            //{
+            //    TimeAdv = 1,
+            //    Power = 2,
+            //    Vacuum = 3,
+            //    Air = 4,
+            //};
+#if true
+            CmsError cmsError = MEM_RWIntegerList(R, 1, MACHINE_GAUGE_DATA.MemType, MACHINE_GAUGE_DATA.Address, MACHINE_GAUGE_DATA.SubAddress, MACHINE_GAUGE_DATA.Size / 4, ref Values);
 
             if (cmsError.IsError())
                 return cmsError;
@@ -2146,7 +2149,7 @@ namespace CMS_CORE_Library.S7Net
                 Power = Values[1],
                 Vacuum = Values[2],
                 Air = Values[3],
-            }; 
+            };
 #endif
 
             return NO_ERROR;
@@ -2671,8 +2674,10 @@ namespace CMS_CORE_Library.S7Net
             CmsError cmsError = MEM_RWByteList(bWrite, Process, MemType, MemTable, MemIndex, MemByte, 1, ref ListValue);
             if (cmsError.IsError())
                 return cmsError;
-
-            Value = ListValue.First();
+            if (ListValue.Count > 0)
+            {
+                Value = ListValue.First();
+            }
 
             return NO_ERROR;
         }
@@ -2740,7 +2745,7 @@ namespace CMS_CORE_Library.S7Net
         {
             List<int> ListValue = new List<int>() { Value };
 
-            //uses the List method with one-element list
+            // uses the List method with one-element list, reading int32 (4byte) data...
             CmsError cmsError = MEM_RWIntegerList(bWrite, Process, MemType, MemTable, MemIndex, 1, ref ListValue);
             if (cmsError.IsError())
                 return cmsError;
@@ -2959,6 +2964,18 @@ namespace CMS_CORE_Library.S7Net
             return NO_ERROR;
         }
 
+
+        /// <summary>
+        /// Lettura lista di interi
+        /// </summary>
+        /// <param name="bWrite"></param>
+        /// <param name="Process"></param>
+        /// <param name="MemType"></param>
+        /// <param name="MemTable"></param>
+        /// <param name="MemIndex"></param>
+        /// <param name="Number">numero di INT 32 da leggere (byte/4)</param>
+        /// <param name="Values"></param>
+        /// <returns></returns>
         public override CmsError MEM_RWIntegerList(bool bWrite, int Process, MEMORY_TYPE MemType, int MemTable, int MemIndex, int Number, ref List<int> Values)
         {
             //Check if the NC is Connected
@@ -3000,18 +3017,18 @@ namespace CMS_CORE_Library.S7Net
                 byte[] memByteRead = null;
                 try
                 {
-                    memByteRead = currPLC.ReadBytes(DataType.DataBlock, MemTable, MemIndex, Number);
+                    memByteRead = currPLC.ReadBytes(DataType.DataBlock, MemTable, MemIndex, Number * 4);
                 }
                 catch
                 {
                     return PLC_MEM_CONF_ERROR;
                 }
                 // converto a word!
-                int shortVal = 0;
+                int intVal = 0;
                 for (int i = 0; i < memByteRead.Length / 4; i++)
                 {
-                    shortVal = S7.Net.Types.DInt.FromByteArray(memByteRead.Skip(4 * i).Take(4).ToArray());
-                    Values.Add(shortVal);
+                    intVal = S7.Net.Types.DInt.FromByteArray(memByteRead.Skip(4 * i).Take(4).ToArray());
+                    Values.Add(intVal);
                 }
             }
 
@@ -4243,7 +4260,7 @@ namespace CMS_CORE_Library.S7Net
         internal static MEMORY_CELL NEW_MATR_MACC = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, 604, 6720, 4);
 
         // generic machine gauge data
-        internal static MEMORY_CELL MACHINE_GAUGE_DATA = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, 605, 6, 8);
+        internal static MEMORY_CELL MACHINE_GAUGE_DATA = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, 605, 6, 16);
 
 
         internal static MEMORY_CELL NC_WATCHDOG = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 0, 1);
@@ -4253,8 +4270,8 @@ namespace CMS_CORE_Library.S7Net
 
         internal static MEMORY_CELL FUNCTION_ACCESS = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 6, 8);
 
-        internal static MEMORY_CELL PRE_POST_POWER_ON = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 6542, 1);
-        internal static MEMORY_CELL PRE_POST_POWER_ON_CLICKABLE = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 2576, 2);
+        internal static MEMORY_CELL PRE_POST_POWER_ON = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 6542, 4);
+        //internal static MEMORY_CELL PRE_POST_POWER_ON_CLICKABLE = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 2576, 2);
         internal static MEMORY_CELL PRE_POST_POWER_ON_ACK = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 2578, 2);
         internal static MEMORY_CELL PRE_POST_POWER_ON_CLICKED = new MEMORY_CELL(MEMORY_TYPE.Siemens_DB, TABLE, 2580, 2);