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 e5000bf..0b9190f 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
@@ -115,6 +115,7 @@ public class DeviceOpcProtocolRunable implements Runnable {
                     log.info("label97_123");
                     long begin = System.currentTimeMillis();
                     Map<Item, ItemState> itemStatus = group.read(true, (Item[]) itemsMap.values().toArray(new Item[0]));
+                    log.info("{}读取到的itemStatus结果为:", itemStatus);
                     long end = System.currentTimeMillis();
                     log.info("{} 开始记时{}", tag, DateUtil.now());
                     long duration = end - begin;
@@ -130,6 +131,7 @@ public class DeviceOpcProtocolRunable implements Runnable {
                     }
                     boolean valueAllNotNull = false;
                     Set<Item> items = itemStatus.keySet();
+                    log.info("items值为:", items);
                     Iterator var18 = items.iterator();
 
                     while (true) {
@@ -153,16 +155,16 @@ public class DeviceOpcProtocolRunable implements Runnable {
                                     random *= 1000;
                                     if (this.all_null < 3) {
                                         log.warn("{} 所有内容都为空,暂定{}s", tag, 5000 + random);
-                                        ThreadUtl.sleep((long)(5000 + random));
+                                        ThreadUtl.sleep((long) (5000 + random));
                                     } else if (this.all_null < 6) {
                                         log.warn("{} 所有内容都为空,暂定{}s", tag, 30000 + random);
-                                        ThreadUtl.sleep((long)(30000 + random));
+                                        ThreadUtl.sleep((long) (30000 + random));
                                     } else if (this.all_null < 12) {
                                         log.warn("{} 所有内容都为空,暂定{}ms", tag, '\uea60' + random);
-                                        ThreadUtl.sleep((long)('\uea60' + random));
+                                        ThreadUtl.sleep((long) ('\uea60' + random));
                                     } else {
                                         log.warn("{} 所有内容都为空,暂定{}ms", tag, 120000 + random);
-                                        ThreadUtl.sleep((long)(120000 + random));
+                                        ThreadUtl.sleep((long) (120000 + random));
                                     }
 
                                     ++this.all_null;
@@ -174,14 +176,17 @@ public class DeviceOpcProtocolRunable implements Runnable {
                             }
                             log.info("label97A----");
                             item = (Item) var18.next();
+                            log.info("读取到item:{}", item);
                             ItemState itemState = (ItemState) itemStatus.get(item);
+                            log.info("读取到itemState:{}", itemState);
+                            log.info("开始根据item,itemState读取信号值:{},{}", item, itemState);
                             value = OpcUtl.getValue(item, itemState);
-
+                            log.info("根据item，itemState读取到信号值为:{}", value);
                             if (value != null) {
                                 valueAllNotNull = true;
                             }
-
                             his = accessor_value.getValue(item.getId());
+                            log.info("读取到旧的信号值:{}", his);
                             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());
                             }