diff --git a/IOB-UT/IOB-UT.csproj b/IOB-UT/IOB-UT.csproj
index d9666530..54c5d7aa 100644
--- a/IOB-UT/IOB-UT.csproj
+++ b/IOB-UT/IOB-UT.csproj
@@ -99,6 +99,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="TCMan.cs" />
     <Compile Include="ToMapo.cs" />
     <Compile Include="baseUtils.cs">
       <SubType>Component</SubType>
diff --git a/IOB-UT/TCMan.cs b/IOB-UT/TCMan.cs
new file mode 100644
index 00000000..3c570ebf
--- /dev/null
+++ b/IOB-UT/TCMan.cs
@@ -0,0 +1,141 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace IOB_UT
+{
+  /// <summary>
+  /// TCiclo management class
+  /// </summary>
+  public class TCMan
+  {
+    #region private obj
+
+    /// <summary>
+    /// Ultimo TCiclo osservato
+    /// </summary>
+    protected double _lastTC { get; set; } = 0;
+
+    /// <summary>
+    /// Contapezzi CNC
+    /// </summary>
+    protected int _pzCountCNC { get; set; } = 0;
+
+    /// <summary>
+    /// Contapezzi IOB
+    /// </summary>
+    protected int _pzCountIOB { get; set; } = 0;
+
+    /// <summary>
+    /// Fattore lambda (innovazione) per calcolo EWMA valore TCiclo corrente
+    /// </summary>
+    protected double lambda { get; set; } = 0.4;
+
+    /// <summary>
+    /// Fattore massimo ammesso di delay x il TCiclo
+    /// </summary>
+    protected double maxDelayFactor { get; set; } = 1.5;
+
+    /// <summary>
+    /// Incremento amssimo pezzi per cui fare calcolo del tempociclo attuale
+    /// </summary>
+    protected double maxIncrPz { get; set; } = 2;
+
+    #endregion private obj
+
+    #region contapezzi e TCiclo
+
+    /// <summary>
+    /// Classe gestione TCiclo
+    /// </summary>
+    /// <param name="lambdaWeight">Fattore lambda x EWMA smooth</param>
+    /// <param name="maxDelayTcFact">Massimo fattore ritardo TC x errore</param>
+    /// <param name="maxIncrPzCount">Massimo incremento numPz x considerare calcolo TCiclo</param>
+    public TCMan(double lambdaWeight, double maxDelayTcFact, double maxIncrPzCount)
+    {
+      lambda = lambdaWeight;
+      maxDelayFactor = maxDelayTcFact;
+      maxIncrPz = maxIncrPzCount;
+    }
+
+    /// <summary>
+    /// Indica se sia attivo allarme per TCiclo sopra soglia
+    /// </summary>
+    public bool alarmDelayTC
+    {
+      get
+      {
+        return lastTC >= limitTC;
+      }
+    }
+
+    /// <summary>
+    /// Valore TCiclo medio attuale (EWMA)
+    /// </summary>
+    public double avgTC { get; set; } = 0;
+
+    /// <summary>
+    /// Ultimo dato (incremento PzCount) registrato
+    /// </summary>
+    public DateTime lastObservedData { get; set; } = DateTime.Now.AddHours(-1);
+
+    /// <summary>
+    /// Ultimo TCiclo osservato
+    /// </summary>
+    public double lastTC
+    {
+      get
+      {
+        return _lastTC;
+      }
+    }
+
+    /// <summary>
+    /// Limite allarme per il TCiclo (come media TCiclo * maxDelayFactor)
+    /// </summary>
+    /// <returns></returns>
+    public double limitTC
+    {
+      get
+      {
+        return avgTC * maxDelayFactor;
+      }
+    }
+
+    /// <summary>
+    /// Contapezzi CNC
+    /// </summary>
+    public int pzCountCNC
+    {
+      get
+      {
+        return _pzCountCNC;
+      }
+      set
+      {
+        DateTime adesso = DateTime.Now;
+        int incrPz = value - _pzCountCNC;
+        if (incrPz > 0)
+        {
+          // calcolo lastTC...
+          _lastTC = adesso.Subtract(lastObservedData).TotalSeconds / incrPz;
+          // eseguo verifica x ricalcolo soglie...
+          bool validData = (incrPz) < maxIncrPz;
+          if (validData)
+          {
+            avgTC = lambda * lastTC + (1 - lambda) * avgTC;
+          }
+        }
+        _pzCountCNC = value;
+      }
+    }
+
+    /// <summary>
+    /// Contapezzi IOB
+    /// </summary>
+    public int pzCountIOB { get; set; } = 0;
+
+    #endregion contapezzi e TCiclo
+  }
+}
\ No newline at end of file