diff --git a/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/MainDetailControl/MainDetailControlAction.cs b/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/MainDetailControl/MainDetailControlAction.cs
index ff3bc22..7238f64 100644
--- a/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/MainDetailControl/MainDetailControlAction.cs
+++ b/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/MainDetailControl/MainDetailControlAction.cs
@@ -1414,7 +1414,7 @@ namespace Mesnac.Action.ChemicalWeighing.MainDetailControl
             //yang 4特殊处理下 采用2107
 
 
-            if (!PlcReadTemp.DM2DSF01L_Set && !PlcReadTemp.DM2DSF01L_Set)
+            if (!PlcReadTemp.DM2DSF01L_Set && !PlcReadTemp.DM2DSF01R_Set)
             {
                 PlcReadTemp.ValueWeight4 = 0;
             }