diff --git a/JinYuan.ControlCenter/ControlCenter_Plc.cs b/JinYuan.ControlCenter/ControlCenter_Plc.cs
index 83ef067..a28599d 100644
--- a/JinYuan.ControlCenter/ControlCenter_Plc.cs
+++ b/JinYuan.ControlCenter/ControlCenter_Plc.cs
@@ -1893,7 +1893,7 @@ namespace JinYuan.ControlCenters
                             //CommonMethods.AddDataMonitorLog(0, $"清空后再读取【DB44.8】：{value4}=>{value5}");
 
                             // 写入数据  偏移量产品类型地址是，DB44.6   条码地址是DB44.8
-                            plc.WriteValue("DB44.6", (short)model, PLC.DataType.Short);
+                            plc.WriteValue("DB44.4", (short)model, PLC.DataType.Short);
                             plc.WriteValue("DB44.8", containerCode, PLC.DataType.String);
                             CommonMethods.AddDataMonitorLog(0, $"【DB44.6】写入型号:{model},【DB44.8】写入箱唛码:{containerCode}\n");