diff --git a/Rs.SkyLine/Flow/NormalFlow/StockTrayFlow.cs b/Rs.SkyLine/Flow/NormalFlow/StockTrayFlow.cs
index 6ed50da..b0c5e64 100644
--- a/Rs.SkyLine/Flow/NormalFlow/StockTrayFlow.cs
+++ b/Rs.SkyLine/Flow/NormalFlow/StockTrayFlow.cs
@@ -532,7 +532,7 @@ namespace Rs.AutoDischarge.V3.Flow
             Stopwatch tm = new Stopwatch();
             tm.Start();
             while( true ) {
-                if(tm.ElapsedMilliseconds<5000)
+                if(tm.ElapsedMilliseconds<30000)
                 {
                     if (Ops.IsOn($"{(int)m_stockType}号料仓料盘到位光电检测") || GlobalVar.VirtualAxis)
                     {