diff --git a/framework/Foundation/ThingsGateway.Foundation.Adapter.Siemens/Siemens/SiemensS7PLC.cs b/framework/Foundation/ThingsGateway.Foundation.Adapter.Siemens/Siemens/SiemensS7PLC.cs
index 090ed8b5e..43e1baa7d 100644
--- a/framework/Foundation/ThingsGateway.Foundation.Adapter.Siemens/Siemens/SiemensS7PLC.cs
+++ b/framework/Foundation/ThingsGateway.Foundation.Adapter.Siemens/Siemens/SiemensS7PLC.cs
@@ -123,34 +123,7 @@ namespace ThingsGateway.Foundation.Adapter.Siemens
         #region 设置
 
         /// <summary>
-        /// 远程TSAP，需重新连接
-        /// </summary>
-        public int DestTSAP
-        {
-            get
-            {
-                return
-                    _currentPlc == SiemensEnum.S200 || _currentPlc == SiemensEnum.S200Smart ?
-                    (ISO_CR[17] * 256) + ISO_CR[18] :
-                    (ISO_CR[20] * 256) + ISO_CR[21];
-            }
-            set
-            {
-                if (_currentPlc == SiemensEnum.S200 || _currentPlc == SiemensEnum.S200Smart)
-                {
-                    ISO_CR[17] = BitConverter.GetBytes(value)[1];
-                    ISO_CR[18] = BitConverter.GetBytes(value)[0];
-                }
-                else
-                {
-                    ISO_CR[20] = BitConverter.GetBytes(value)[1];
-                    ISO_CR[21] = BitConverter.GetBytes(value)[0];
-                }
-            }
-        }
-
-        /// <summary>
-        /// 本地TSAP，需重新连接
+        /// 本地TSAP
         /// </summary>
         public int LocalTSAP
         {
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1200.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1200.cs
index 853864d25..4b2b424a8 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1200.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1200.cs
@@ -43,9 +43,13 @@ namespace ThingsGateway.Plugin.Siemens
             {
                 _plc.LocalTSAP = driverPropertys.LocalTSAP;
             }
-            if (driverPropertys.DestTSAP != 0)
+            if (driverPropertys.Rack != 0)
             {
-                _plc.DestTSAP = driverPropertys.DestTSAP;
+                _plc.Rack = driverPropertys.Rack;
+            }
+            if (driverPropertys.Slot != 0)
+            {
+                _plc.Slot = driverPropertys.Slot;
             }
         }
 
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1500.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1500.cs
index df62996ff..4f4ab0b75 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1500.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_1500.cs
@@ -42,9 +42,13 @@ namespace ThingsGateway.Plugin.Siemens
             {
                 _plc.LocalTSAP = driverPropertys.LocalTSAP;
             }
-            if (driverPropertys.DestTSAP != 0)
+            if (driverPropertys.Rack != 0)
             {
-                _plc.DestTSAP = driverPropertys.DestTSAP;
+                _plc.Rack = driverPropertys.Rack;
+            }
+            if (driverPropertys.Slot != 0)
+            {
+                _plc.Slot = driverPropertys.Slot;
             }
         }
 
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200.cs
index e9fd6b709..9cdf59284 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200.cs
@@ -42,9 +42,13 @@ namespace ThingsGateway.Plugin.Siemens
             {
                 _plc.LocalTSAP = driverPropertys.LocalTSAP;
             }
-            if (driverPropertys.DestTSAP != 0)
+            if (driverPropertys.Rack != 0)
             {
-                _plc.DestTSAP = driverPropertys.DestTSAP;
+                _plc.Rack = driverPropertys.Rack;
+            }
+            if (driverPropertys.Slot != 0)
+            {
+                _plc.Slot = driverPropertys.Slot;
             }
         }
 
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200SMART.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200SMART.cs
index d40bde551..ef77fb138 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200SMART.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_200SMART.cs
@@ -42,9 +42,13 @@ namespace ThingsGateway.Plugin.Siemens
             {
                 _plc.LocalTSAP = driverPropertys.LocalTSAP;
             }
-            if (driverPropertys.DestTSAP != 0)
+            if (driverPropertys.Rack != 0)
             {
-                _plc.DestTSAP = driverPropertys.DestTSAP;
+                _plc.Rack = driverPropertys.Rack;
+            }
+            if (driverPropertys.Slot != 0)
+            {
+                _plc.Slot = driverPropertys.Slot;
             }
         }
 
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_300.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_300.cs
index 141afbcb9..487ff54dc 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_300.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_300.cs
@@ -42,9 +42,13 @@ namespace ThingsGateway.Plugin.Siemens
             {
                 _plc.LocalTSAP = driverPropertys.LocalTSAP;
             }
-            if (driverPropertys.DestTSAP != 0)
+            if (driverPropertys.Rack != 0)
             {
-                _plc.DestTSAP = driverPropertys.DestTSAP;
+                _plc.Rack = driverPropertys.Rack;
+            }
+            if (driverPropertys.Slot != 0)
+            {
+                _plc.Slot = driverPropertys.Slot;
             }
         }
 
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_400.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_400.cs
index 6fffc7ba1..60247eb22 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_400.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/S7_400.cs
@@ -42,9 +42,13 @@ namespace ThingsGateway.Plugin.Siemens
             {
                 _plc.LocalTSAP = driverPropertys.LocalTSAP;
             }
-            if (driverPropertys.DestTSAP != 0)
+            if (driverPropertys.Rack != 0)
             {
-                _plc.DestTSAP = driverPropertys.DestTSAP;
+                _plc.Rack = driverPropertys.Rack;
+            }
+            if (driverPropertys.Slot != 0)
+            {
+                _plc.Slot = driverPropertys.Slot;
             }
         }
 
diff --git a/framework/Plugin/ThingsGateway.Plugin.Siemens/SiemensProperty.cs b/framework/Plugin/ThingsGateway.Plugin.Siemens/SiemensProperty.cs
index cad2f6de2..f5eddaa35 100644
--- a/framework/Plugin/ThingsGateway.Plugin.Siemens/SiemensProperty.cs
+++ b/framework/Plugin/ThingsGateway.Plugin.Siemens/SiemensProperty.cs
@@ -37,13 +37,19 @@ public class SiemensProperty : CollectDriverPropertyBase
     /// </summary>
     [DeviceProperty("默认解析顺序", "")] public DataFormat DataFormat { get; set; }
     /// <summary>
-    /// DestTSAP
+    /// Rack
     /// </summary>
-    [DeviceProperty("DestTSAP", "为0时不写入，通常默认0即可")] public int DestTSAP { get; set; } = 0;
+    [DeviceProperty("机架号", "为0时不写入")] public byte Rack { get; set; } = 0;
+    /// <summary>
+    /// Slot
+    /// </summary>
+    [DeviceProperty("槽位号", "为0时不写入")] public byte Slot { get; set; } = 0;
+
     /// <summary>
     /// LocalTSAP
     /// </summary>
     [DeviceProperty("LocalTSAP", "为0时不写入，通常默认0即可")] public int LocalTSAP { get; set; } = 0;
+
     /// <summary>
     /// <inheritdoc/>
     /// </summary>