diff --git a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java
index f6b6a4e60..e27f926d1 100644
--- a/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java
+++ b/acs/nladmin-system/src/main/java/org/nl/acs/device_driver/basedriver/siemens_conveyor/SiemensConveyorDeviceDriver.java
@@ -469,9 +469,15 @@ public class SiemensConveyorDeviceDriver extends AbstractOpcDeviceDriver impleme
         applyManipulatorActionRequest.setTask_code1(inst.getTask_code());
         logServer.deviceExecuteLog(this.device_code, "", "", "task变化请求LMS,参数:" + applyManipulatorActionRequest);
         try {
-            ApplyManipulatorActionResponse response = acsToWmsService.actionFinishRequest(applyManipulatorActionRequest);
-            if (response == null || response.getstatus() == 200) {
-                logServer.deviceExecuteLog(this.device_code, "", "", "task变化请求LMS,接口返回:" + response.getMessage());
+            for (int i = 0; i < 5; i++) {
+                ApplyManipulatorActionResponse response = acsToWmsService.actionFinishRequest(applyManipulatorActionRequest);
+                if (response == null || response.getstatus() == 200) {
+                    logServer.deviceExecuteLog(this.device_code, "", "", "task变化请求LMS,接口返回:" + response.getMessage());
+                    break;
+                } else {
+                    logServer.deviceExecuteLog(this.device_code, "", "", "task变化请求LMS失败" + response.getMessage());
+                    Thread.sleep(5000);
+                }
             }
         } catch (Exception e) {
             e.printStackTrace();