diff --git a/MECF.Framework.RT.EquipmentLibrary/HardwareUnits/Robots/SiasunPhoenixB/RobotSiasunPhoenixB.cs b/MECF.Framework.RT.EquipmentLibrary/HardwareUnits/Robots/SiasunPhoenixB/RobotSiasunPhoenixB.cs
index cf45c70..7d17746 100644
--- a/MECF.Framework.RT.EquipmentLibrary/HardwareUnits/Robots/SiasunPhoenixB/RobotSiasunPhoenixB.cs
+++ b/MECF.Framework.RT.EquipmentLibrary/HardwareUnits/Robots/SiasunPhoenixB/RobotSiasunPhoenixB.cs
@@ -125,6 +125,8 @@ namespace MECF.Framework.RT.EquipmentLibrary.HardwareUnits.Robots.SiasunPhoenixB
             _thread = new PeriodicJob(100, OnTimer, $"{Module}.{Name} MonitorHandler", true);
             DATA.Subscribe($"{Module}.IsConnected", () => IsConnected);
             DATA.Subscribe($"{Module}.Address", () => Address);
+            DATA.Subscribe($"{Module}.IsHaveWafer", () => IsWaferPresenceOnBlade1,SubscriptionAttribute.FLAG.IgnoreSaveDB);
+
             OP.Subscribe($"{Module}.Reconnect", (string cmd, object[] args) =>
             {
                 Disconnect();