diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java b/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
index 576f32b..b9f0209 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/opc/DeviceOpcProtocolRunable.java
@@ -112,6 +112,7 @@ public class DeviceOpcProtocolRunable implements Runnable {
 
                 label97:
                 while (DeviceOpcSynchronizeAutoRun.isRun) {
+                    log.info("label97_123");
                     long begin = System.currentTimeMillis();
                     Map<Item, ItemState> itemStatus = group.read(true, (Item[]) itemsMap.values().toArray(new Item[0]));
                     long end = System.currentTimeMillis();
@@ -168,9 +169,10 @@ public class DeviceOpcProtocolRunable implements Runnable {
                                 } else {
                                     this.all_null = 0;
                                 }
+                                log.info("label97");
                                 continue label97;
                             }
-
+                            log.info("label97A----");
                             item = (Item) var18.next();
                             ItemState itemState = (ItemState) itemStatus.get(item);
                             value = OpcUtl.getValue(item, itemState);
@@ -183,6 +185,7 @@ public class DeviceOpcProtocolRunable implements Runnable {
                             if (!ObjectUtil.equal(itemState.getQuality(), QualityTypeValue.OPC_QUALITY_GOOD) && his != null) {
                                 log.warn("opc 值不健康 item: {}, 状态: {}", item.getId(), itemState.getQuality());
                             }
+                            log.info("label97bbb----value{},his{},equals{}",value,his,ObjectUtil.equal(value, his));
                         } while (ObjectUtil.equal(value, his));//如果两次的值相等，不走下面的代码
 
                         log.info("如果两次的值相等，不走下面的代码");
@@ -204,6 +207,7 @@ public class DeviceOpcProtocolRunable implements Runnable {
                             log.info("信号{}变更从{}->{};信号快照：{}", new Object[]{item.getId(), his, value, sb});
 
                         }
+                        log.info("设置值");
                         //设置值
                         accessor_value.setValue(item.getId(), value);
                     }