diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/ItemProtocol.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/ItemProtocol.java
index fa75254ea..cc07cd5a9 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/ItemProtocol.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/ItemProtocol.java
@@ -52,12 +52,12 @@ public class ItemProtocol {
         return this.getOpcIntegerValue(item_task);
     }
 
-    public int getQty1() {
-        return this.getOpcIntegerValue(item_qty1);
+    public float getQty1() {
+        return this.getOpcFloatValue(item_qty1);
     }
 
-    public int getQty2() {
-        return this.getOpcIntegerValue(item_qty2);
+    public float getQty2() {
+        return this.getOpcFloatValue(item_qty2);
     }
 
     public int getToCommand() {
@@ -66,6 +66,18 @@ public class ItemProtocol {
 
     Boolean isonline;
 
+    public float getOpcFloatValue(String protocol) {
+        Float value = this.driver.getDoubleValue(protocol);
+        if (value == null) {
+            // log.error(this.getDriver().getDeviceCode() + ":protocol " + protocol + " 信号同步异常!");
+            setIsonline(false);
+        } else {
+            setIsonline(true);
+            return value;
+        }
+        return 0;
+
+    }
     public int getOpcIntegerValue(String protocol) {
         Integer value = this.driver.getIntegeregerValue(protocol);
         if (value == null) {
@@ -84,7 +96,7 @@ public class ItemProtocol {
         list.add(new ItemDto(item_heartbeat, "心跳", "DB103.W0"));
         list.add(new ItemDto(item_mode, "工作状态", "DB103.W2"));
         list.add(new ItemDto(item_move1, "光电开关信号1", "DB103.W4"));
-        list.add(new ItemDto(item_move1, "光电开关信号2", "DB103.W6"));
+        list.add(new ItemDto(item_move2, "光电开关信号2", "DB103.W6"));
         list.add(new ItemDto(item_qty1, "工位1重量", "DB103.REAL8"));
         list.add(new ItemDto(item_qty2, "工位2重量", "DB103.REAL12"));
         list.add(new ItemDto(item_error, "报警信号", "DB103.W16"));
diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/RgvDeviceDriver.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/RgvDeviceDriver.java
index 77239aa69..91c7ef9e6 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/RgvDeviceDriver.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/rgv/RgvDeviceDriver.java
@@ -68,10 +68,10 @@ public class RgvDeviceDriver extends AbstractOpcDeviceDriver implements DeviceDr
     int last_move1 = 0;
     int move2 = 0;
     int last_move2 = 0;
-    int qty1 = 0;
-    int last_qty1 = 0;
-    int qty2 = 0;
-    int last_qty2 = 0;
+    float qty1 = 0f;
+    float last_qty1 = 0f;
+    float qty2 = 0f;
+    float last_qty2 = 0f;
 
     int task = 0;
     int last_task = 0;
@@ -122,7 +122,7 @@ public class RgvDeviceDriver extends AbstractOpcDeviceDriver implements DeviceDr
             }
 
         } catch (Exception var17) {
-
+            var17.printStackTrace();
 
         }
 
@@ -172,7 +172,7 @@ public class RgvDeviceDriver extends AbstractOpcDeviceDriver implements DeviceDr
     private void feedbackQty() {
         ApplyManipulatorActionRequest applyManipulatorActionRequest = new ApplyManipulatorActionRequest();
         ApplyManipulatorActionResponse applyManipulatorActionResponse;
-        Instruction inst1 = checkInst();
+        Instruction inst1 = instructionService.findByCode(String.valueOf(task));
         String task_code = inst1.getTask_code();
         applyManipulatorActionRequest.setType("2");
         if (qty1 > 0) {