diff --git a/Common/Ui/GenesisToolBox/FrmTempMeter.cs b/Common/Ui/GenesisToolBox/FrmTempMeter.cs
index 7a03e9f9..e5c1859d 100644
--- a/Common/Ui/GenesisToolBox/FrmTempMeter.cs
+++ b/Common/Ui/GenesisToolBox/FrmTempMeter.cs
@@ -773,6 +773,10 @@
 
             this.currentGenesis?.StartRecordData();
             this.currentGenesis?.WriteRegister<Byte>(Register.Genesisflow.SampleRate, 16, checkRegister: true);
+            this.currentGenesis?.WriteRegister<UInt32>("GENESISFLOW_MaxValidDeltaToF",  4294967295, checkRegister: true);
+            this.currentGenesis?.WriteRegister<UInt32>("GENESISFLOW_MaxValidToF", 4294967295, checkRegister: true);
+            this.currentGenesis?.WriteRegister<UInt32>("GENESISFLOW_MinValidToF", 0, checkRegister: true);
+
 
             this.automaticCalibration = new AutomaticTemperatureCalibration(() => this.OutputAvgTof());
             this.automaticCalibration.TemperatureMesured += this.SaveMessurement;