diff --git a/CMS_CORE_Library/Demo/Nc_Demo.cs b/CMS_CORE_Library/Demo/Nc_Demo.cs
index e663f4d..f7919e3 100644
--- a/CMS_CORE_Library/Demo/Nc_Demo.cs
+++ b/CMS_CORE_Library/Demo/Nc_Demo.cs
@@ -496,7 +496,8 @@ namespace CMS_CORE_Library.Demo
                 ProtectionStatus = new PowerOnDataModel() { Id = 2, Active = bits[2], Clickable = bits[10] },
                 EmergencyButtons = new PowerOnDataModel() { Id = 3, Active = bits[3], Clickable = bits[11] },
                 SettingMode = new PowerOnDataModel() { Id = 4, Active = bits[4], Clickable = bits[12] },
-                StartingKey = new PowerOnDataModel() { Id = 5, Active = bits[5], Clickable = bits[13] }
+                StartingKey = new PowerOnDataModel() { Id = 5, Active = bits[5], Clickable = bits[13] },
+                BarriersNotOk = new PowerOnDataModel() { Id = 7, Active = bits[6], Clickable = bits[14] }
             };
             // Create and set post power on object
             PostPowerOnModel postPowerOn = new PostPowerOnModel()
diff --git a/CMS_CORE_Library/Fanuc/Nc_Fanuc.cs b/CMS_CORE_Library/Fanuc/Nc_Fanuc.cs
index 3e4fab2..36d4b88 100644
--- a/CMS_CORE_Library/Fanuc/Nc_Fanuc.cs
+++ b/CMS_CORE_Library/Fanuc/Nc_Fanuc.cs
@@ -677,7 +677,8 @@ namespace CMS_CORE_Library.Fanuc
                 ProtectionStatus = new PowerOnDataModel() { Id = 3, Active = bits[2], Clickable = bits[18] },
                 EmergencyButtons = new PowerOnDataModel() { Id = 4, Active = bits[3], Clickable = bits[19] },
                 SettingMode = new PowerOnDataModel() { Id = 5, Active = bits[4], Clickable = bits[20] },
-                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] }
+                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] },
+                BarriersNotOk = new PowerOnDataModel() { Id = 7, Active = bits[6], Clickable = bits[22] }
             };
             // Create and set post power on object
             PostPowerOnModel postPowerOn = new PostPowerOnModel()
diff --git a/CMS_CORE_Library/Models/PreAndPostPowerOnModels.cs b/CMS_CORE_Library/Models/PreAndPostPowerOnModels.cs
index 6f6b9fd..247462a 100644
--- a/CMS_CORE_Library/Models/PreAndPostPowerOnModels.cs
+++ b/CMS_CORE_Library/Models/PreAndPostPowerOnModels.cs
@@ -40,6 +40,7 @@
         public PowerOnDataModel EmergencyButtons { get; set; }
         public PowerOnDataModel SettingMode { get; set; }
         public PowerOnDataModel StartingKey { get; set; }
+        public PowerOnDataModel BarriersNotOk { get; set; }
 
         public PrePowerOnModel()
         {
@@ -49,6 +50,7 @@
             EmergencyButtons = new PowerOnDataModel();
             SettingMode = new PowerOnDataModel();
             StartingKey = new PowerOnDataModel();
+            BarriersNotOk = new PowerOnDataModel();
         }
 
         public override bool Equals(object obj)
@@ -63,7 +65,8 @@
                 !ProtectionStatus.Equals(item.ProtectionStatus) ||
                 !EmergencyButtons.Equals(item.EmergencyButtons) ||
                 !SettingMode.Equals(item.SettingMode) ||
-                !StartingKey.Equals(item.StartingKey))
+                !StartingKey.Equals(item.StartingKey) ||
+                !BarriersNotOk.Equals(item.BarriersNotOk))
                 return false;
 
             return true;
diff --git a/CMS_CORE_Library/Osai/Nc_Osai.cs b/CMS_CORE_Library/Osai/Nc_Osai.cs
index f81c60e..7aed046 100644
--- a/CMS_CORE_Library/Osai/Nc_Osai.cs
+++ b/CMS_CORE_Library/Osai/Nc_Osai.cs
@@ -638,7 +638,8 @@ namespace CMS_CORE_Library.Osai
                 ProtectionStatus = new PowerOnDataModel() { Id = 3, Active = bits[2], Clickable = bits[18] },
                 EmergencyButtons = new PowerOnDataModel() { Id = 4, Active = bits[3], Clickable = bits[19] },
                 SettingMode = new PowerOnDataModel() { Id = 5, Active = bits[4], Clickable = bits[20] },
-                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] }
+                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] },
+                BarriersNotOk = new PowerOnDataModel() { Id = 7, Active = bits[6], Clickable = bits[22] }
             };
             // Create and set post power on object
             PostPowerOnModel postPowerOn = new PostPowerOnModel()
diff --git a/CMS_CORE_Library/S7Net/Nc_S7Net.cs b/CMS_CORE_Library/S7Net/Nc_S7Net.cs
index 7b2238e..9b46c76 100644
--- a/CMS_CORE_Library/S7Net/Nc_S7Net.cs
+++ b/CMS_CORE_Library/S7Net/Nc_S7Net.cs
@@ -646,7 +646,8 @@ namespace CMS_CORE_Library.S7Net
                 ProtectionStatus = new PowerOnDataModel() { Id = 3, Active = bits[2], Clickable = bits[18] },
                 EmergencyButtons = new PowerOnDataModel() { Id = 4, Active = bits[3], Clickable = bits[19] },
                 SettingMode = new PowerOnDataModel() { Id = 5, Active = bits[4], Clickable = bits[20] },
-                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] }
+                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] },
+                BarriersNotOk = new PowerOnDataModel() { Id = 7, Active = bits[6], Clickable = bits[22] }
             };
 
             // Create and set post power on object
@@ -2358,7 +2359,7 @@ namespace CMS_CORE_Library.S7Net
         protected class PlcParamRT
         {
             public short Id { get; set; } = 0;
-            private ushort Stato { get; set; } = 0;
+            private byte Stato { get; set; } = 0;
             public bool Visible { get; set; }
             public bool Enabled { get; set; }
             public bool HasError { get; set; }
@@ -2371,12 +2372,17 @@ namespace CMS_CORE_Library.S7Net
             {
                 // converto i dati da byte grezzi ai 3 componenti...
                 Id = S7.Net.Types.Int.FromByteArray(rawData.Skip(0).Take(2).ToArray());
-                Stato = S7.Net.Types.Word.FromByteArray(rawData.Skip(2).Take(2).ToArray());
                 ValueAct = S7.Net.Types.DInt.FromByteArray(rawData.Skip(4).Take(4).ToArray());
+                Visible = S7.Net.Types.Boolean.GetValue(rawData[2], 0);
+                Enabled = S7.Net.Types.Boolean.GetValue(rawData[2], 1);
+                HasError = S7.Net.Types.Boolean.GetValue(rawData[2], 2);
+#if false
                 // calcolo bit...
+                Stato = S7.Net.Types.Word.FromByteArray(rawData.Skip(2).Take(2).Reverse().ToArray());
                 Visible = (Stato & 1) == 1;
                 Enabled = (Stato & 2) == 2;
-                HasError = (Stato & 4) == 4;
+                HasError = (Stato & 4) == 4; 
+#endif
             }
             /// <summary>
             /// Converte un singolo item in un array di byte per scrittura su PLC S7
@@ -2386,12 +2392,12 @@ namespace CMS_CORE_Library.S7Net
             {
                 // convero stato dai bit...
                 Stato = 0;
-                Stato += (ushort)(Visible ? 1 : 0);
-                Stato += (ushort)(Enabled ? 2 : 0);
-                Stato += (ushort)(HasError ? 4 : 0);
+                Stato += (byte)(Visible ? 1 : 0);
+                Stato += (byte)(Enabled ? 2 : 0);
+                Stato += (byte)(HasError ? 4 : 0);
                 byte[] answ = new byte[8];
                 Buffer.BlockCopy(S7.Net.Types.Int.ToByteArray(Id), 0, answ, 0, 2);
-                Buffer.BlockCopy(S7.Net.Types.Word.ToByteArray(Stato), 0, answ, 2, 2);
+                Buffer.BlockCopy(S7.Net.Types.Byte.ToByteArray(Stato), 0, answ, 2, 1);
                 Buffer.BlockCopy(S7.Net.Types.DInt.ToByteArray(ValueAct), 0, answ, 4, 4);
                 return answ;
             }
diff --git a/CMS_CORE_Library/Siemens/Nc_Siemens.cs b/CMS_CORE_Library/Siemens/Nc_Siemens.cs
index 031d21d..ac2e466 100644
--- a/CMS_CORE_Library/Siemens/Nc_Siemens.cs
+++ b/CMS_CORE_Library/Siemens/Nc_Siemens.cs
@@ -939,7 +939,8 @@ namespace CMS_CORE_Library.Siemens
                 ProtectionStatus = new PowerOnDataModel() { Id = 3, Active = bits[2], Clickable = bits[18] },
                 EmergencyButtons = new PowerOnDataModel() { Id = 4, Active = bits[3], Clickable = bits[19] },
                 SettingMode = new PowerOnDataModel() { Id = 5, Active = bits[4], Clickable = bits[20] },
-                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] }
+                StartingKey = new PowerOnDataModel() { Id = 6, Active = bits[5], Clickable = bits[21] },
+                BarriersNotOk = new PowerOnDataModel() { Id = 7, Active = bits[6], Clickable = bits[22] }
             };
 
             // Create and set post power on object