diff --git a/ConeCalorimeter/ViewModels/ConeRadiationSettingsViewModel.cs b/ConeCalorimeter/ViewModels/ConeRadiationSettingsViewModel.cs
index 0660416..55ffee2 100644
--- a/ConeCalorimeter/ViewModels/ConeRadiationSettingsViewModel.cs
+++ b/ConeCalorimeter/ViewModels/ConeRadiationSettingsViewModel.cs
@@ -2,18 +2,16 @@ using System.Diagnostics;
 using System.Globalization;
 using System.Windows.Threading;
 using CommunityToolkit.Mvvm.Input;
+using ConeCalorimeter.Models;
 using ConeCalorimeter.Services;
 
 namespace ConeCalorimeter.ViewModels;
 
 public sealed class ConeRadiationSettingsViewModel : PageViewModel
 {
-    private const ushort CurrentTemperatureRegister = 26;
+    private const ushort CurrentHeatFluxRegister = 32;
     private const ushort TargetTemperatureRegister = 400;
-    private const ushort CurrentHeatFluxRegister = 410;
     private const ushort HeatTransferRegister = 418;
-    private const double CurrentTemperatureMinimum = 0;
-    private const double CurrentTemperatureMaximum = 1200;
     private const double CurrentHeatFluxMinimum = 0;
     private const double CurrentHeatFluxMaximum = 1000;
     private const double HeatTransferInputMinimum = 0;
@@ -27,6 +25,7 @@ public sealed class ConeRadiationSettingsViewModel : PageViewModel
 
     private readonly Action _closeAction;
     private readonly Action _helpAction;
+    private readonly IExperimentDataService _experimentDataService;
     private readonly ITcpDeviceConnectionService _tcpDeviceConnectionService;
     private readonly DispatcherTimer _refreshTimer;
     private readonly HashSet<ushort> _loggedFloatDiagnostics = [];
@@ -45,16 +44,20 @@ public sealed class ConeRadiationSettingsViewModel : PageViewModel
     public ConeRadiationSettingsViewModel(
         Action closeAction,
         Action helpAction,
+        IExperimentDataService experimentDataService,
         ITcpDeviceConnectionService tcpDeviceConnectionService) : base("辐射锥设置")
     {
         _closeAction = closeAction;
         _helpAction = helpAction;
+        _experimentDataService = experimentDataService;
         _tcpDeviceConnectionService = tcpDeviceConnectionService;
         CloseCommand = new RelayCommand(_closeAction);
         HelpCommand = new RelayCommand(_helpAction);
         ActionCommand = new RelayCommand<string>(ExecuteAction);
         SaveParametersCommand = new RelayCommand(SaveParameters);
 
+        UpdateCurrentReadings(_experimentDataService.CurrentSnapshot);
+        _experimentDataService.SnapshotUpdated += (_, snapshot) => UpdateCurrentReadings(snapshot);
         RefreshDeviceValues();
         _refreshTimer = new DispatcherTimer
         {
@@ -177,24 +180,17 @@ public sealed class ConeRadiationSettingsViewModel : PageViewModel
 
     private void RefreshDeviceValues()
     {
-        CurrentTemperatureText = TryReadRangedFloatText(
-            "ConeCurrentTemperature",
-            CurrentTemperatureRegister,
-            CurrentTemperatureMinimum,
-            CurrentTemperatureMaximum,
-            "0.0",
-            out var currentTemperatureText)
-            ? currentTemperatureText
-            : string.Empty;
-        CurrentHeatFluxText = TryReadRangedFloatText(
+        if (TryReadRangedFloatText(
             "ConeCurrentHeatFlux",
             CurrentHeatFluxRegister,
             CurrentHeatFluxMinimum,
             CurrentHeatFluxMaximum,
             "0.00",
-            out var currentHeatFluxText)
-            ? currentHeatFluxText
-            : string.Empty;
+            out var currentHeatFluxText))
+        {
+            CurrentHeatFluxText = currentHeatFluxText;
+        }
+
         if (CanRefreshConeParameters())
         {
             TargetTemperatureText = ReadInt16Text(TargetTemperatureRegister);
@@ -218,6 +214,24 @@ public sealed class ConeRadiationSettingsViewModel : PageViewModel
         }
     }
 
+    private void UpdateCurrentReadings(RealtimeSnapshot snapshot)
+    {
+        if (double.IsFinite(snapshot.ConeTemperature))
+        {
+            CurrentTemperatureText = NormalizeDisplayValue(snapshot.ConeTemperature)
+                .ToString("0.0", CultureInfo.InvariantCulture);
+        }
+
+        if (double.IsFinite(snapshot.Irradiance))
+        {
+            if (string.IsNullOrWhiteSpace(CurrentHeatFluxText))
+            {
+                CurrentHeatFluxText = NormalizeDisplayValue(snapshot.Irradiance)
+                    .ToString("0.00", CultureInfo.InvariantCulture);
+            }
+        }
+    }
+
     private bool TryReadRangedFloatText(
         string label,
         ushort registerAddress,
diff --git a/ConeCalorimeter/ViewModels/MainViewModel.cs b/ConeCalorimeter/ViewModels/MainViewModel.cs
index 267adf3..e95277c 100644
--- a/ConeCalorimeter/ViewModels/MainViewModel.cs
+++ b/ConeCalorimeter/ViewModels/MainViewModel.cs
@@ -40,6 +40,7 @@ public sealed class MainViewModel : ObservableObject
             new ConeRadiationSettingsViewModel(
                 () => SelectPage(testItem),
                 ShowConeRadiationHelp,
+                experimentDataService,
                 tcpDeviceConnectionService));
         var smokeDensityItem = new NavigationItemViewModel(
             "烟密度设置",