diff --git a/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/LjPressure/PressurePLC.cs b/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/LjPressure/PressurePLC.cs
index 9d8c21d..8357b2d 100644
--- a/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/LjPressure/PressurePLC.cs
+++ b/Actions/ChemicalWeighing/Mesnac.Action.ChemicalWeighing/LjPressure/PressurePLC.cs
@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+
+using DataBlockHelper;
 using DataBlockHelper.DBHelpers;
 using DataBlockHelper.DbWrite;
 using DataBlockHelper.Entity.DB2107Entity;
@@ -806,6 +808,9 @@ namespace Mesnac.Action.ChemicalWeighing.LjPressure
                      case 30:
                          DownDBW418(pressureSettingView);
                          break;
+                    case 31:
+                        DownDBW500(pressureSettingView);
+                        break;
                 }
             }
         }
@@ -850,7 +855,8 @@ namespace Mesnac.Action.ChemicalWeighing.LjPressure
                  UpDbw376(),
                  UpDbw390(),
                  UpDbw404(),
-                 UpDbw418()
+                 UpDbw418(),
+                 UpDbw500()
              };
 
             
@@ -955,10 +961,36 @@ namespace Mesnac.Action.ChemicalWeighing.LjPressure
                  case 30:
                      view= UpDbw418();
                      break;
+                    case 31:
+                    view = UpDbw500();
+                    break;
 
              }
 
              return view;
          }
+
+
+        private static void DownDBW500(PressureSettingView view)
+        {
+            if (view != null)
+            {
+                var plc = PlcConnect.Instance;
+                plc.Write("DB2108.54.0", view.LowLimit);
+                plc.Write("DB2108.58.0", view.HighLimit);
+            }
+        }
+
+        private static PressureSettingView UpDbw500()
+        {
+            PressureSettingView view = new PressureSettingView();
+            view.Id = 32;
+            var plc = PlcConnect.Instance;
+            view.ActualValue = plc.ReadFloat("DB2108.50.0").Content;
+            view.LowLimit = plc.ReadFloat("DB2108.54.0").Content;
+            view.HighLimit = plc.ReadFloat("DB2108.58.0").Content;
+            view.Alarm = plc.ReadBool("DB2108.62.0").Content ? 1 : 0;
+            return view;
+        }
     }
 }
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