diff --git a/IOB-WIN-OPC-UA/DATA/CONF/2014.ini b/IOB-WIN-OPC-UA/DATA/CONF/2014.ini
index 7da24a5a..707a793c 100644
--- a/IOB-WIN-OPC-UA/DATA/CONF/2014.ini
+++ b/IOB-WIN-OPC-UA/DATA/CONF/2014.ini
@@ -67,6 +67,8 @@ ENABLE_DYN_DATA=FALSE
 FORCE_DYN_DATA=TRUE
 ENABLE_DATA_FILTER=TRUE
 ENABLE_CLI_RESTART=TRUE
+SEND_PZCNT_MODE=DIRECT
+;SEND_PZCNT_MODE=TASK
 
 DISABLE_SEND_WDST=TRUE
 
diff --git a/IOB-WIN-OPC-UA/DATA/CONF/2015.ini b/IOB-WIN-OPC-UA/DATA/CONF/2015.ini
index c7f2ac55..1cbbf2e6 100644
--- a/IOB-WIN-OPC-UA/DATA/CONF/2015.ini
+++ b/IOB-WIN-OPC-UA/DATA/CONF/2015.ini
@@ -67,6 +67,8 @@ ENABLE_DYN_DATA=FALSE
 FORCE_DYN_DATA=TRUE
 ENABLE_DATA_FILTER=TRUE
 ENABLE_CLI_RESTART=TRUE
+;SEND_PZCNT_MODE=DIRECT
+SEND_PZCNT_MODE=TASK
 
 DISABLE_SEND_WDST=TRUE
 
diff --git a/IOB-WIN-OPC-UA/IobOpc/OpcUaSiemens.cs b/IOB-WIN-OPC-UA/IobOpc/OpcUaSiemens.cs
index 615d9862..614f4615 100644
--- a/IOB-WIN-OPC-UA/IobOpc/OpcUaSiemens.cs
+++ b/IOB-WIN-OPC-UA/IobOpc/OpcUaSiemens.cs
@@ -244,13 +244,35 @@ namespace IOB_WIN_OPC_UA.IobOpc
         /// <returns></returns>
         public override bool setcontapezziPLC(int newPzCount)
         {
+            lgInfo($"Richiesto setcontapezziPLC | {newPzCount}");
             bool answ = false;
             if (memMap != null && memMap.mMapWrite.ContainsKey("forceSetPzCount"))
             {
-                // provare x Donati EMCO e Siemens Rama Tenditalia
-                Dictionary<string, string> task2add = new Dictionary<string, string>();
-                task2add.Add("forceSetPzCount", $"{newPzCount}");
-                executeTasks(task2add);
+                // modalità invio secondo richiesta
+                string sendMode = getOptPar("SEND_PZCNT_MODE");
+                if (sendMode == "TASK")
+                {
+                    Dictionary<string, string> task2add = new Dictionary<string, string>();
+                    task2add.Add("forceSetPzCount", $"{newPzCount}");
+                    executeTasks(task2add);
+                }
+                else
+                {
+                    // provare x Donati EMCO e Siemens Rama Tenditalia
+                    var ListTempParams = new List<objItem>();
+                    // aggiungo reset caricamento
+                    objItem writeReq = new objItem()
+                    {
+                        uid = "forceSetPzCount",
+                        reqValue = $"{newPzCount}",
+                        name = "forceSetPzCount"
+                    };
+                    ListTempParams.Add(writeReq);
+                    // effettua chiamata scrittura verso impianto x il solo reset......
+                    plcWriteParams(ref ListTempParams);
+                }
+                answ = true;
+                lgInfo($"Eseguito scrittura OPC-UA su nodo setcontapezziPLC | sendMode: {sendMode}");
             }
             else
             {