diff --git a/acs/hd/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java b/acs/hd/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
index a36059d..6bb4ed4 100644
--- a/acs/hd/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
+++ b/acs/hd/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
@@ -12,6 +12,8 @@ import org.openscada.opc.lib.da.ItemState;
 import org.openscada.opc.lib.da.Server;
 
 import java.util.*;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
 
 @Slf4j
 public class DeviceOpcProtocolRunable implements Runnable {
@@ -19,6 +21,7 @@ public class DeviceOpcProtocolRunable implements Runnable {
     OpcServerManageDto OpcServer;
     int error_num;
     String message;
+    int maxResartNum;
     private Server server;
 
     public DeviceOpcProtocolRunable() {
@@ -172,8 +175,24 @@ public class DeviceOpcProtocolRunable implements Runnable {
                             value = OpcUtl.getValue(item, itemState);
                             his = accessor_value.getValue(item.getId());
                             if (!ObjectUtl.isEquals(itemState.getQuality(), QualityTypeValue.OPC_QUALITY_GOOD) && his != null) {
+                                maxResartNum ++;
                                 log.warn("opc 值不健康 item: {}, 状态: {},当前读取值：{}, 系统内存值{} ", item.getId(), itemState.getQuality(), value, his);
                             }
+                            if(maxResartNum>1000){
+                                if (this.server != null) {
+                                    try {
+                                        this.server.disconnect();
+                                    } catch (Exception var25) {
+                                        log.warn("{} : server  disconnect", var25);
+                                    }
+                                }
+                                DeviceOpcProtocolRunable runable = new DeviceOpcProtocolRunable();
+                                runable.setProtocols(protocols);
+                                runable.setOpcServer(OpcServer);
+                                ExecutorService executorService = Executors.newCachedThreadPool();
+                                executorService.submit(runable);
+                                log.warn("opc 值不健康 item: {}, 重新创建连接", item.getId());
+                            }
                         } while (ObjectUtil.equal(value, his));//如果两次的值相等，不走下面的代码
 
                         OpcItemDto itemDto = this.getItem(item.getId());