diff --git a/PLCViewModel.cs b/PLCViewModel.cs
index a73942e..238123c 100644
--- a/PLCViewModel.cs
+++ b/PLCViewModel.cs
@@ -6,6 +6,7 @@ using System.Text.RegularExpressions;
 using System.ComponentModel;
 using Newtonsoft.Json.Linq;
 using System.ComponentModel.DataAnnotations;
+using System.Diagnostics;
 
 namespace LibS7Adv
 {
@@ -42,11 +43,16 @@ namespace LibS7Adv
         string lastError;
     }
 
+
+
     public partial class PLCViewModel : ObservableObject
     {
         [JsonIgnore]
         private IInstance Instance { get; set; }
-        
+
+        [JsonIgnore]
+        private Stopwatch stopwatch = new Stopwatch();
+
         private bool IsConfigured { get; set; }
 
         [ObservableProperty]
@@ -329,7 +335,10 @@ namespace LibS7Adv
         {
             try
             {
+                stopwatch.Restart();
                 Instance?.WriteBool(pTag, pValue);
+                stopwatch.Stop();
+                Debug.WriteLine($"      EscribirTagBool took {stopwatch.Elapsed.TotalMilliseconds} ms");
             }
             catch (Exception ex)
             {
@@ -340,7 +349,10 @@ namespace LibS7Adv
         {
             try
             {
+                stopwatch.Restart();
                 Instance?.WriteInt16(pTag, (short)pValue);
+                stopwatch.Stop();
+                Debug.WriteLine($"      EscribirTagInt16 took {stopwatch.Elapsed.TotalMilliseconds} ms");
             }
             catch (Exception ex)
             {
@@ -352,7 +364,11 @@ namespace LibS7Adv
         {
             try
             {
-                return Instance?.ReadBool(pTag) ?? false;
+                stopwatch.Restart();
+                bool result = Instance?.ReadBool(pTag) ?? false;
+                stopwatch.Stop();
+                Debug.WriteLine($"      LeerTagBool took {stopwatch.Elapsed.TotalMilliseconds} ms");        
+                return result;
             }
             catch (Exception ex)
             {
@@ -365,7 +381,11 @@ namespace LibS7Adv
         {
             try
             {
-                return Instance?.ReadInt16(pTag);
+                stopwatch.Restart();
+                int? result = Instance?.ReadInt16(pTag);
+                stopwatch.Stop();
+                Debug.WriteLine($"      LeerTagInt16 took {stopwatch.Elapsed.TotalMilliseconds} ms");
+                return result;
             }
             catch (Exception ex)
             {