diff --git a/FATrace.OEMApp/FATrace.OEMApp.csproj b/FATrace.OEMApp/FATrace.OEMApp.csproj
index c4912f5..fcff596 100644
--- a/FATrace.OEMApp/FATrace.OEMApp.csproj
+++ b/FATrace.OEMApp/FATrace.OEMApp.csproj
@@ -433,7 +433,6 @@
   <ItemGroup>
     <Folder Include="Data\" />
     <Folder Include="Model\" />
-    <Folder Include="Services\" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/FATrace.OEMApp/MainApp.Designer.cs b/FATrace.OEMApp/MainApp.Designer.cs
index 0dfc42b..1684c00 100644
--- a/FATrace.OEMApp/MainApp.Designer.cs
+++ b/FATrace.OEMApp/MainApp.Designer.cs
@@ -57,7 +57,6 @@ namespace FATrace.OEMApp
             label8 = new Label();
             materialCard2 = new ReaLTaiizor.Controls.MaterialCard();
             gridRULog = new DataGridView();
-            ((System.ComponentModel.ISupportInitialize)gridRULog).BeginInit();
             btnRawStopLoadVideo = new Button();
             DownloadProgressBarMain = new ProgressBar();
             btnTestAction = new Button();
@@ -91,6 +90,7 @@ namespace FATrace.OEMApp
             materialCard4.SuspendLayout();
             materialCard3.SuspendLayout();
             materialCard2.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)gridRULog).BeginInit();
             tabPage2.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)dataGridView1).BeginInit();
             materialCard1.SuspendLayout();
@@ -410,22 +410,21 @@ namespace FATrace.OEMApp
             // 
             // gridRULog
             // 
-            gridRULog = new DataGridView();
-            gridRULog.Location = new Point(557, 9);
-            gridRULog.Name = "gridRULog";
-            gridRULog.Size = new Size(1309, 338);
-            gridRULog.TabIndex = 8;
             gridRULog.AllowUserToAddRows = false;
             gridRULog.AllowUserToDeleteRows = false;
+            gridRULog.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
+            gridRULog.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            gridRULog.Location = new Point(557, 9);
+            gridRULog.Name = "gridRULog";
             gridRULog.ReadOnly = true;
             gridRULog.RowHeadersVisible = false;
             gridRULog.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
-            gridRULog.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
-            gridRULog.Anchor = ((AnchorStyles.Top | AnchorStyles.Bottom) | AnchorStyles.Left) | AnchorStyles.Right;
+            gridRULog.Size = new Size(1309, 338);
+            gridRULog.TabIndex = 8;
             // 
             // btnRawStopLoadVideo
             // 
-            btnRawStopLoadVideo.Location = new Point(189, 223);
+            btnRawStopLoadVideo.Location = new Point(292, 271);
             btnRawStopLoadVideo.Name = "btnRawStopLoadVideo";
             btnRawStopLoadVideo.Size = new Size(142, 44);
             btnRawStopLoadVideo.TabIndex = 7;
@@ -435,14 +434,14 @@ namespace FATrace.OEMApp
             // 
             // DownloadProgressBarMain
             // 
-            DownloadProgressBarMain.Location = new Point(1, 324);
+            DownloadProgressBarMain.Location = new Point(7, 321);
             DownloadProgressBarMain.Name = "DownloadProgressBarMain";
             DownloadProgressBarMain.Size = new Size(540, 23);
             DownloadProgressBarMain.TabIndex = 6;
             // 
             // btnTestAction
             // 
-            btnTestAction.Location = new Point(41, 223);
+            btnTestAction.Location = new Point(144, 271);
             btnTestAction.Name = "btnTestAction";
             btnTestAction.Size = new Size(142, 44);
             btnTestAction.TabIndex = 5;
@@ -746,13 +745,13 @@ namespace FATrace.OEMApp
             materialCard3.PerformLayout();
             materialCard2.ResumeLayout(false);
             materialCard2.PerformLayout();
+            ((System.ComponentModel.ISupportInitialize)gridRULog).EndInit();
             tabPage2.ResumeLayout(false);
             ((System.ComponentModel.ISupportInitialize)dataGridView1).EndInit();
             materialCard1.ResumeLayout(false);
             materialCard1.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)videoView1).EndInit();
             tabPage3.ResumeLayout(false);
-            ((System.ComponentModel.ISupportInitialize)gridRULog).EndInit();
             ResumeLayout(false);
             PerformLayout();
         }
diff --git a/FATrace.OEMApp/MainApp.cs b/FATrace.OEMApp/MainApp.cs
index 67deab5..db7ba5f 100644
--- a/FATrace.OEMApp/MainApp.cs
+++ b/FATrace.OEMApp/MainApp.cs
@@ -2,22 +2,23 @@ using FATrace.Com;
 using FATrace.HKNetLib.Hardware;
 using FATrace.HKNetLib.Wrapper;
 using FATrace.Model;
-using LibVLCSharp.Shared;
-using ReaLTaiizor.Forms;
-using System.ComponentModel;
 using FATrace.OEMApp.Services;
-using System.Threading;
-using System.Threading.Tasks;
+using LibVLCSharp.Shared;
+using NLog;
+using ReaLTaiizor.Forms;
 using System.Collections.Concurrent;
-using System.Linq;
+using System.ComponentModel;
 using TaskStatus = FATrace.Model.TaskStatus;
-using System.Windows.Forms;
-using System.Drawing;
 
 namespace FATrace.OEMApp
 {
     public partial class MainApp : MaterialForm
     {
+        /// <summary>
+        /// 日志
+        /// </summary>
+        private Logger Logger { get; set; } = LogManager.GetCurrentClassLogger();
+
         /// <summary>
         /// 海康Camera 客户端
         /// </summary>
@@ -64,7 +65,6 @@ namespace FATrace.OEMApp
             //NVR登录
             NVRLogin();
 
-
             InitMediaPlayer();
             InitHistoryGridBinding();
 
diff --git a/FATrace.OEMApp/MainApp.resx b/FATrace.OEMApp/MainApp.resx
index 0254f3b..c83729e 100644
--- a/FATrace.OEMApp/MainApp.resx
+++ b/FATrace.OEMApp/MainApp.resx
@@ -128,7 +128,7 @@
         AAEAAAD/////AQAAAAAAAAAMAgAAAEZTeXN0ZW0uV2luZG93cy5Gb3JtcywgQ3VsdHVyZT1uZXV0cmFs
         LCBQdWJsaWNLZXlUb2tlbj1iNzdhNWM1NjE5MzRlMDg5BQEAAAAmU3lzdGVtLldpbmRvd3MuRm9ybXMu
         SW1hZ2VMaXN0U3RyZWFtZXIBAAAABERhdGEHAgIAAAAJAwAAAA8DAAAAaiEAAAJNU0Z0AUkBTAIBAQgB
-        AAFIAQEBSAEBARABAAEQAQAE/wEhAQAI/wFCAU0BNgcAATYDAAEoAwABQAMAATADAAEBAQABIAYAATD/
+        AAFQAQEBUAEBARABAAEQAQAE/wEhAQAI/wFCAU0BNgcAATYDAAEoAwABQAMAATADAAEBAQABIAYAATD/
         AP8A/wD/AP8A/wD/AP8A/wD/AP8A/wD/AP8A/wD/AFIAAdsBlgESAf8B2wGWARIB/wQAAxIBGANJAYgB
         2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wQAAdsB
         lgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8UAAHbAZYB
@@ -217,7 +217,7 @@
         2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wMqAUAY
         AAHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wgAAdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B
         2wGWARIB/xgAAdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsB
-        lgESAf8B2wGWARIB/wJ8AVkB+BAAAXMBbwFRAfcB2wGWARIB/wwAAzMBUAHbAZYBEgH/BAAB2wGWARIB
+        lgESAf8B2wGWARIB/wJ8AVoB+BAAAXEBbwFRAfcB2wGWARIB/wwAAzMBUAHbAZYBEgH/BAAB2wGWARIB
         /xAAAdsBlgESAf8QAAJbAVkBwCAAAkcBRgGAAyoBQBQAAdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsB
         lgESAf8MAAHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8IAAHbAZYBEgH/AdsB
         lgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB/wHbAZYBEgH/AdsBlgESAf8B2wGWARIB
diff --git a/FATrace.OEMApp/Services/PLCDataService.cs b/FATrace.OEMApp/Services/PLCDataService.cs
new file mode 100644
index 0000000..bf40bd8
--- /dev/null
+++ b/FATrace.OEMApp/Services/PLCDataService.cs
@@ -0,0 +1,291 @@
+using FATrace.Com;
+using HslCommunication;
+using HslCommunication.Profinet.Keyence;
+using NLog;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FATrace.OEMApp.Services
+{
+    public class PLCDataService
+    {
+        /// <summary>
+        /// 日志
+        /// </summary>
+        private Logger Logger { get; set; } = LogManager.GetCurrentClassLogger();
+
+        public PLCDataService()
+        {
+
+
+            PLCLinkInitial();
+            StartPlcScan();
+        }
+
+        /// <summary>
+        /// 扫码事件
+        /// </summary>
+        public event EventHandler<string> ScanCodeEventHandler;
+
+        /// <summary>
+        /// PLC连接状态事件
+        /// </summary>
+        public event EventHandler<string> PlcConnectedEventHandler;
+
+        /// <summary>
+        /// 基恩士通信组件
+        /// </summary>
+        private KeyenceMcNet KeyencePlcMcNet { get; set; } = null;
+
+        private bool _PlcConnected;
+        /// <summary>
+        /// PLC连接状态
+        /// </summary>
+        public bool PlcConnected
+        {
+            get { return _PlcConnected; }
+            set
+            {
+                if (_PlcConnected != value)
+                {
+                    if (value)
+                    {
+                        PlcConnectedEventHandler.Invoke(this, "OK");
+                    }
+                    else
+                    {
+                        PlcConnectedEventHandler.Invoke(this, "NG");
+                    }
+                    _PlcConnected = value;
+                }
+            }
+        }
+
+
+        // 扫描控制
+        private CancellationTokenSource? _plcScanCts;
+        private Task? _plcScanTask;
+        private volatile bool _isScanning = false;
+        public bool IsScanning => _isScanning;
+        private bool _disposed = false;
+
+        /// <summary>
+        /// PLC通信初始化
+        /// </summary>
+        /// <param name="PLCIp"></param>
+        /// <param name="Port"></param>
+        private void PLCLinkInitial()
+        {
+            try
+            {
+                // 读取 PLC 配置（大小写敏感，采用公共 ConfigHelper 并提供默认值）
+                string PLCIP = ConfigHelper.GetStringOrDefault("PLCIP", "192.0.1.10");
+                int Port = ConfigHelper.GetIntOrDefault("PLCPort", 5000);
+
+                //PLC通信的连接
+                KeyencePlcMcNet = new KeyenceMcNet();
+                KeyencePlcMcNet.IpAddress = PLCIP;
+                KeyencePlcMcNet.Port = Port;
+                KeyencePlcMcNet.ConnectClose();
+
+                KeyencePlcMcNet.ConnectTimeOut = 3000; // 连接3秒超时
+                OperateResult connect = KeyencePlcMcNet.ConnectServer();
+                if (connect.IsSuccess)//初始连接状态的显示判断
+                {
+                    Console.WriteLine($"PLC-连接 OK");
+                    PlcConnected = true;
+                }
+                else
+                {
+                    MessageBox.Show(connect.Message + Environment.NewLine + "ErrorCode: " + connect.ErrorCode);
+                    PlcConnected = false;
+                }
+            }
+            catch (Exception ex)
+            {
+                Logger.Error(String.Format("ErrSource : {0} ErrMsg : {1}", ex.StackTrace.ToString(), ex.Message.ToString()));
+                //insertLogToDBDelegate.BeginInvoke(1, "UpdateUIMethod异常", ex.Message.ToString() + ex.StackTrace.Substring(ex.StackTrace.Length - 40, 40), null, null);
+                PlcConnected = false;
+            }
+
+        }
+
+        /// <summary>
+        /// 启动PLC扫描。若已在扫描则忽略重复启动。
+        /// </summary>
+        /// <param name="scanPeriod">扫描周期，若为 null 则读取 App.config 的 PLCScan（毫秒），默认600ms</param>
+        /// <param name="externalToken">可选：外部取消令牌，用于联动取消</param>
+        public void StartPlcScan(TimeSpan? scanPeriod = null, CancellationToken externalToken = default)
+        {
+            if (_isScanning) return;
+
+            var period = scanPeriod ?? ConfigHelper.GetTimeSpanOrDefault("PLCScan", TimeSpan.FromMilliseconds(600));
+
+            _plcScanCts = CancellationTokenSource.CreateLinkedTokenSource(externalToken);
+            var token = _plcScanCts.Token;
+            _isScanning = true;
+
+            _plcScanTask = Task.Run(() => PlcScanLoopAsync(period, token), token);
+        }
+
+        /// <summary>
+        /// 停止PLC扫描，等待后台任务结束。
+        /// </summary>
+        public async Task StopPlcScanAsync()
+        {
+            try
+            {
+                if (_plcScanCts != null)
+                {
+                    _plcScanCts.Cancel();
+                }
+                if (_plcScanTask != null)
+                {
+                    try { await _plcScanTask.ConfigureAwait(false); } catch { /* ignore */ }
+                }
+            }
+            finally
+            {
+                _isScanning = false;
+                _plcScanTask = null;
+                _plcScanCts?.Dispose();
+                _plcScanCts = null;
+            }
+        }
+
+        /// <summary>
+        /// 扫描循环：按周期轮询PLC寄存器并更新模型。
+        /// - 读取配置项 Addr_WeightPhotoEnable（默认 M100）为布尔量
+        /// - 读失败时尝试重连一次
+        /// </summary>
+        private async Task PlcScanLoopAsync(TimeSpan period, CancellationToken token)
+        {
+            string addrWeight = ConfigHelper.GetStringOrDefault("Addr_WeightPhotoEnable", "M100");
+            bool? lastWeight = null;
+
+            while (!token.IsCancellationRequested)
+            {
+                try
+                {
+                    if (KeyencePlcMcNet == null)
+                    {
+                        PLCLinkInitial();
+                    }
+
+                }
+                catch (OperationCanceledException)
+                {
+                    break;
+                }
+                catch (Exception ex)
+                {
+                    Logger.Error($"PLC 扫描异常: {ex}");
+                }
+                finally
+                {
+                    try
+                    {
+                        await Task.Delay(period, token).ConfigureAwait(false);
+                    }
+                    catch (OperationCanceledException)
+                    {
+                        // 不允许从 finally 中 break/return，
+                        // 这里吞掉异常，循环将在下一次 while 判断时依据 token 自动退出
+                    }
+                }
+            }
+            _isScanning = false;
+        }
+
+        /// <summary>
+        /// 尝试重连 PLC（快速一次）
+        /// </summary>
+        private async Task TryReconnectAsync(CancellationToken token)
+        {
+            try
+            {
+                if (KeyencePlcMcNet == null) { PLCLinkInitial(); return; }
+                KeyencePlcMcNet.ConnectClose();
+                await Task.Delay(100, token).ConfigureAwait(false);
+                KeyencePlcMcNet.ConnectTimeOut = 3000;
+                var ret = KeyencePlcMcNet.ConnectServer();
+                if (!ret.IsSuccess)
+                {
+                    Logger.Warn($"PLC重连失败: {ret.Message} (Code: {ret.ErrorCode})");
+                    PlcConnected = false;
+                }
+                else { PlcConnected = true; }
+            }
+            catch (Exception ex)
+            {
+                Logger.Error($"PLC重连异常: {ex.Message}");
+                PlcConnected = false;
+            }
+        }
+
+        /// <summary>
+        /// 释放资源，确保扫描停止并断开PLC连接。
+        /// </summary>
+        public void Dispose()
+        {
+            if (_disposed) return;
+            _disposed = true;
+            try
+            {
+                // 停止扫描
+                try { StopPlcScanAsync().GetAwaiter().GetResult(); } catch { }
+
+                // 解除事件订阅（当前未订阅自定义事件，保留占位以便后续扩展）
+                // try { /* no event to unsubscribe */ } catch { }
+
+                // 关闭PLC连接
+                try { KeyencePlcMcNet?.ConnectClose(); } catch { }
+            }
+            finally
+            {
+                KeyencePlcMcNet = null;
+            }
+        }
+
+        /// <summary>
+        /// 把字符串对调
+        /// </summary>
+        public string RevData(string Code)
+        {
+            // 需求：PLC 字符串按“字”(2字节)进行高低字节对调，导致 ABCDEF -> BADCFE
+            // 纠正方式：按两个字符一组交换顺序，奇数长度保留最后一个字符
+            if (string.IsNullOrEmpty(Code)) return string.Empty;
+
+            // 去掉读取中可能包含的 '\0' 空字符
+            var src = Code.Replace("\0", string.Empty);
+
+            var sb = new System.Text.StringBuilder(src.Length);
+            for (int i = 0; i < src.Length; i += 2)
+            {
+                if (i + 1 < src.Length)
+                {
+                    sb.Append(src[i + 1]);
+                    sb.Append(src[i]);
+                }
+                else
+                {
+                    // 奇数长度，最后一个字符原样保留
+                    //sb.Append((char)0x0);
+                    sb.Append('\0');
+                    sb.Append(src[i]);
+                }
+            }
+
+            return sb.ToString();
+        }
+
+
+
+    }
+
+
+
+}