diff --git a/lmxproxy/src/ZB.MOM.WW.LmxProxy.Host/Domain/TypedValueConverter.cs b/lmxproxy/src/ZB.MOM.WW.LmxProxy.Host/Domain/TypedValueConverter.cs
index 9c033df..30a4314 100644
--- a/lmxproxy/src/ZB.MOM.WW.LmxProxy.Host/Domain/TypedValueConverter.cs
+++ b/lmxproxy/src/ZB.MOM.WW.LmxProxy.Host/Domain/TypedValueConverter.cs
@@ -107,6 +107,13 @@ namespace ZB.MOM.WW.LmxProxy.Host.Domain
                     return new Scada.TypedValue { ArrayValue = new Scada.ArrayValue { StringValues = arr } };
                 }
 
+                case DateTime[] dtArr:
+                {
+                    var arr = new Scada.Int64Array();
+                    arr.Values.AddRange(Array.ConvertAll(dtArr, dt => dt.ToUniversalTime().Ticks));
+                    return new Scada.TypedValue { ArrayValue = new Scada.ArrayValue { Int64Values = arr } };
+                }
+
                 default:
                     // VT_UNKNOWN or any unrecognized type — ToString() fallback
                     Log.Warning("Unrecognized COM variant type {Type}, using ToString() fallback", value.GetType().Name);