diff --git a/IOB-WIN-NEXT/DATA/CONF/1032.ini b/IOB-WIN-NEXT/DATA/CONF/1032.ini
index dccb3a66..0540f1d5 100644
--- a/IOB-WIN-NEXT/DATA/CONF/1032.ini
+++ b/IOB-WIN-NEXT/DATA/CONF/1032.ini
@@ -52,6 +52,8 @@ DISABLE_PZCOUNT=FALSE
 ENABLE_SEND_PZC_BLOCK=TRUE
 MIN_SEND_PZC_BLOCK=0
 MAX_SEND_PZC_BLOCK=100
+; gestione custom timer
+timerIntMs=30
 ; GEST DATI DYN
 ENABLE_DYN_DATA=TRUE
 FORCE_DYN_DATA=TRUE
diff --git a/IOB-WIN-NEXT/IobGeneric.cs b/IOB-WIN-NEXT/IobGeneric.cs
index 3d7e1ff2..66f83579 100644
--- a/IOB-WIN-NEXT/IobGeneric.cs
+++ b/IOB-WIN-NEXT/IobGeneric.cs
@@ -1860,6 +1860,10 @@ namespace IOB_WIN_NEXT
                 // scrivo valore!
                 lgInfo("Chiamate processMem2Write --> plcWriteParams");
                 plcWriteParams(updatedPar);
+                // invio su cloud parametri!
+                string rawData = JsonConvert.SerializeObject(updatedPar);
+                utils.callUrl($"{urlUpdateWriteParams}", rawData);
+                lgInfo("Notifica a server scrittura parametri");
             }
         }
 
@@ -2709,6 +2713,7 @@ namespace IOB_WIN_NEXT
                         plcWriteParams(updatedPar);
                         // invio su cloud parametri!
                         string rawData = JsonConvert.SerializeObject(updatedPar);
+                        lgInfo("Notifica a server scrittura parametri");
                         utils.callUrl($"{urlUpdateWriteParams}", rawData);
                     }
                 }
@@ -3550,7 +3555,7 @@ namespace IOB_WIN_NEXT
                     DateTime dtVeto = lastConnectTry.AddMilliseconds(waitRecMSec);
                     if (DateTime.Now > dtVeto)
                     {
-                        lgInfo($"Retry Time Elapsed (waited for {waitRecMSec} ms)--> NOW tryConnect");
+                        lgInfo($"Veto Time Elapsed | lastConnectTry: {lastConnectTry} | waitRecMSec {waitRecMSec} ms) | NOW tryConnect");
                         lastConnectTry = DateTime.Now;
                         tryConnect();
                     }
diff --git a/IOB-WIN-NEXT/IobSiemens.cs b/IOB-WIN-NEXT/IobSiemens.cs
index 7eb01309..92a7d33e 100644
--- a/IOB-WIN-NEXT/IobSiemens.cs
+++ b/IOB-WIN-NEXT/IobSiemens.cs
@@ -7,6 +7,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
 using System.Net.NetworkInformation;
+using System.Threading;
 
 namespace IOB_WIN_NEXT
 {
@@ -28,6 +29,16 @@ namespace IOB_WIN_NEXT
         /// </summary>
         protected Plc currPLC;
 
+        /// <summary>
+        /// Ultimo controllo ping x evitare ping flood...
+        /// </summary>
+        protected DateTime lastPingConn = DateTime.Now.AddMinutes(-10);
+
+        /// <summary>
+        /// Esito ultimo ping
+        /// </summary>
+        protected bool lastPingOk = false;
+
         /// <summary>
         /// Lungh massima stringhe
         /// </summary>
@@ -648,39 +659,59 @@ namespace IOB_WIN_NEXT
         protected bool testCncConn()
         {
             bool answ = false;
-
-            IPStatus pingStatus = testPingMachine;
-            // se passa il ping faccio il resto...
-            if (pingStatus != IPStatus.Success)
+            // riduco i controlli ping.. li faccio solo ogni 5 ping period se precedente positivo...
+            DateTime adesso = DateTime.Now;
+            if (lastPingOk && adesso.Subtract(lastPingConn).TotalMilliseconds < 5 * parametri.pingMsTimeout)
             {
-                lgError($"Errore in testCncConn: reply Status | IP: {parametri.ipAdrr} | {pingStatus} | T.Out: {parametri.pingMsTimeout}ms");
+                answ = lastPingOk;
             }
             else
             {
-                if (!currPLC.IsConnected)
-                {
-                    currPLC.Open();
-                }
+                IPStatus pingStatus = testPingMachine;
 
-                if (!currPLC.IsAvailable)
+                // se non ok riprovo 1 volta dopo attesa
+                if (pingStatus != IPStatus.Success)
                 {
-                    lgError(string.Format("PLC Siemens NON disponibile:{0} | {1}", currPLC.LastErrorCode, currPLC.LastErrorString));
-                    currPLC.ClearLastError();
+                    Thread.Sleep(2 * cIobConf.pingMsTimeout);
+                    pingStatus = testPingMachine;
                 }
+                // se non passa ancora errore!
+                if (pingStatus != IPStatus.Success)
+                {
+                    lgError($"Errore in testCncConn | reply Status {pingStatus} | IP: {parametri.ipAdrr} | T.Out: {parametri.pingMsTimeout}ms");
+                }
+                // se passa il ping faccio il resto...
                 else
                 {
-                    if (!currPLC.IsConnected && !pingDisabled)
+                    if (!currPLC.IsConnected)
                     {
-                        lgError(string.Format("PLC Siemens NON connesso:{0} | {1}", currPLC.LastErrorCode, currPLC.LastErrorString));
+                        currPLC.Open();
+                    }
+
+                    if (!currPLC.IsAvailable)
+                    {
+                        lgError($"PLC Siemens NON disponibile:{currPLC.LastErrorCode} | {currPLC.LastErrorString}");
                         currPLC.ClearLastError();
-                        parentForm.updateComStats("NO connection");
                     }
                     else
                     {
-                        parentForm.updateComStats("Connection OK");
-                        answ = true;
+                        if (!currPLC.IsConnected)
+                        {
+                            lgError($"PLC Siemens NON connesso:{currPLC.LastErrorCode} | {currPLC.LastErrorString}");
+                            currPLC.ClearLastError();
+                            parentForm.updateComStats("NO connection");
+                        }
+                        else
+                        {
+                            // tutto ok
+                            parentForm.updateComStats("Connection OK");
+                            answ = true;
+                        }
                     }
                 }
+                // salvo stato ping
+                lastPingOk = answ;
+                lastPingConn = adesso;
             }
 
             return answ;