diff --git a/IOB-WIN-NEXT/DATA/CONF/GIACO_NWSE.json b/IOB-WIN-NEXT/DATA/CONF/GIACO_NWSE.json
index 6de99151..66e7a0b0 100644
--- a/IOB-WIN-NEXT/DATA/CONF/GIACO_NWSE.json
+++ b/IOB-WIN-NEXT/DATA/CONF/GIACO_NWSE.json
@@ -14,7 +14,7 @@
       "name": "StatoOsmosi",
       "description": "Stato Osmosi Inversa",
       "memAddr": "DB100.DBB20",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 20,
       "size": 2,
       "func": "MAX",
@@ -28,7 +28,7 @@
       "name": "StatoDepurazione",
       "description": "Stato Depurazione",
       "memAddr": "DB100.DBB22",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 22,
       "size": 2,
       "func": "MAX",
@@ -43,7 +43,7 @@
       "name": "StatoFiltro01",
       "description": "Stato Filtro 1",
       "memAddr": "DB100.DBB24",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 24,
       "size": 2,
       "func": "MAX",
@@ -62,7 +62,7 @@
       "name": "StatoFiltro02",
       "description": "Stato Filtro 2",
       "memAddr": "DB100.DBB26",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 26,
       "size": 2,
       "func": "MAX",
@@ -81,7 +81,7 @@
       "name": "StatoFiltro03",
       "description": "Stato Filtro 3",
       "memAddr": "DB100.DBB28",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 28,
       "size": 2,
       "func": "MAX",
@@ -100,7 +100,7 @@
       "name": "StatoFiltro04",
       "description": "Stato Filtro 4",
       "memAddr": "DB100.DBB30",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 30,
       "size": 2,
       "func": "MAX",
@@ -119,7 +119,7 @@
       "name": "StatoFiltro05",
       "description": "Stato Filtro 5",
       "memAddr": "DB100.DBB32",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 32,
       "size": 2,
       "func": "MAX",
@@ -138,7 +138,7 @@
       "name": "StatoFiltro06",
       "description": "Stato Filtro 6",
       "memAddr": "DB100.DBB34",
-      "tipoMem": "Int",
+      "tipoMem": "BitMap",
       "index": 34,
       "size": 2,
       "func": "MAX",
diff --git a/IOB-WIN-NEXT/IobGeneric.cs b/IOB-WIN-NEXT/IobGeneric.cs
index a51439a5..b51587db 100644
--- a/IOB-WIN-NEXT/IobGeneric.cs
+++ b/IOB-WIN-NEXT/IobGeneric.cs
@@ -1885,27 +1885,28 @@ namespace IOB_WIN_NEXT
         /// Effettua conversione da valore bitmap ai valori configurati
         /// </summary>
         /// <param name="memConf"></param>
-        /// <param name="bitMapVal"></param>
+        /// <param name="bState"></param>
         /// <returns></returns>
-        public string getBitmapState(dataConfTSVC memConf, int bitMapVal)
+        public string getBitmapState(dataConfTSVC memConf, byte[] bState)
         {
             string valTransl = "";
             List<string> descAttivi = new List<string>();
-            BitArray bitAttivi = new BitArray(bitMapVal);
+            BitArray bitAttivi = new BitArray(bState);
             bool[] bitStati = new bool[bitAttivi.Count];
             bitAttivi.CopyTo(bitStati, 0);
             // cerco bit attivi
             int idx = 0;
             foreach (var item in bitStati)
             {
-                if (item)
+                if (item && memConf.decodeMap.Count > idx)
                 {
-                    string currState = memConf.decodeMap.Count >= idx ? memConf.decodeMap[idx] : $"State_{idx}";
+                    string currState = memConf.decodeMap[idx];
                     descAttivi.Add(currState);
                 }
+                idx++;
             }
             // combino string
-            string.Join(",", descAttivi);
+            valTransl=    string.Join(",", descAttivi);
             return valTransl;
         }
 
diff --git a/IOB-WIN-NEXT/IobSiemens.cs b/IOB-WIN-NEXT/IobSiemens.cs
index 9abdcc21..d24a886e 100644
--- a/IOB-WIN-NEXT/IobSiemens.cs
+++ b/IOB-WIN-NEXT/IobSiemens.cs
@@ -848,9 +848,9 @@ namespace IOB_WIN_NEXT
                                         break;
 
                                     case plcDataType.BitMap:
-                                        valore = ((double)S7.Net.Types.Int.FromByteArray(RawInput.Skip(item.Value.index).Take(item.Value.size).ToArray())) / item.Value.factor;
+                                        byte[] byteState = RawInput.Skip(item.Value.index).Take(item.Value.size).ToArray();
                                         // calcolo valore string come unione delle bitmap attive...
-                                        valString = getBitmapState(item.Value, (int)valore);
+                                        valString = getBitmapState(item.Value, byteState);
                                         saveValueString(ref outVal, valString, item.Key);
                                         break;