diff --git a/Cardiopulmonarybypasssystems/MainWindow.xaml b/Cardiopulmonarybypasssystems/MainWindow.xaml
index b9ae8de..c2d0dd9 100644
--- a/Cardiopulmonarybypasssystems/MainWindow.xaml
+++ b/Cardiopulmonarybypasssystems/MainWindow.xaml
@@ -204,29 +204,27 @@
                                                                        TextWrapping="Wrap" />
                                                         </StackPanel>
                                                     </Border>
-                                                    <Grid Grid.Row="4" Margin="0,10,0,0">
-                                                        <Grid.ColumnDefinitions>
-                                                            <ColumnDefinition Width="Auto" />
-                                                            <ColumnDefinition Width="8" />
-                                                            <ColumnDefinition Width="*" />
-                                                        </Grid.ColumnDefinitions>
-                                                        <Button Grid.Column="0"
-                                                                MinWidth="62"
-                                                                Padding="10,4"
-                                                                Command="{Binding DataContext.ReadPumpSetpointCommand, RelativeSource={RelativeSource AncestorType=Window}}"
-                                                                CommandParameter="{Binding}"
-                                                                Content="读取" />
-                                                        <Button Grid.Column="2"
-                                                                Height="34"
+                                                    <StackPanel Grid.Row="4" Margin="0,10,0,0">
+                                                        <Button Height="34"
                                                                 Padding="12,4"
-                                                                Command="{Binding DataContext.QuickToggleRs485PumpCommand, RelativeSource={RelativeSource AncestorType=Window}}"
+                                                                Command="{Binding DataContext.StartSingleRs485PumpCommand, RelativeSource={RelativeSource AncestorType=Window}}"
                                                                 CommandParameter="{Binding}"
-                                                                Content="{Binding ActionText}"
-                                                                IsEnabled="{Binding CanToggleRs485Action}"
+                                                                Content="启动"
+                                                                IsEnabled="{Binding CanStartRs485Action}"
                                                                 Background="#FF2B8F6A"
                                                                 ToolTipService.ShowOnDisabled="True"
-                                                                ToolTip="{Binding ToggleActionHint}" />
-                                                    </Grid>
+                                                                ToolTip="{Binding StartActionHint}" />
+                                                        <Button Height="34"
+                                                                Margin="0,8,0,0"
+                                                                Padding="12,4"
+                                                                Command="{Binding DataContext.StopSingleRs485PumpCommand, RelativeSource={RelativeSource AncestorType=Window}}"
+                                                                CommandParameter="{Binding}"
+                                                                Content="停止"
+                                                                IsEnabled="{Binding CanStopRs485Action}"
+                                                                Background="#FFB85C38"
+                                                                ToolTipService.ShowOnDisabled="True"
+                                                                ToolTip="{Binding StopActionHint}" />
+                                                    </StackPanel>
                                                 </Grid>
                                             </Border>
                                         </DataTemplate>
diff --git a/Cardiopulmonarybypasssystems/Models/PumpControlChannel.cs b/Cardiopulmonarybypasssystems/Models/PumpControlChannel.cs
index b81b9e4..921bb68 100644
--- a/Cardiopulmonarybypasssystems/Models/PumpControlChannel.cs
+++ b/Cardiopulmonarybypasssystems/Models/PumpControlChannel.cs
@@ -198,6 +198,19 @@ public partial class PumpControlChannel : ObservableObject
         : PendingRs485RunningState == true || IsRunning
             ? "停止"
             : "启动";
+    public bool CanStartRs485Action => !IsRs485Busy
+        && PendingRs485RunningState != true
+        && !IsRunning
+        && HasConfirmedSetpointCalibration;
+    public bool CanStopRs485Action => !IsRs485Busy;
+    public string StartActionHint => IsRs485Busy
+        ? "RS485 操作中"
+        : PendingRs485RunningState == true || IsRunning
+            ? "泵已在运行"
+            : HasConfirmedSetpointCalibration
+                ? string.Empty
+                : "未配置流量换算系数";
+    public string StopActionHint => IsRs485Busy ? "RS485 操作中" : string.Empty;
     public bool CanToggleRs485Action => PendingRs485RunningState == true || IsRunning || HasConfirmedSetpointCalibration;
     public string ToggleActionHint => PendingRs485RunningState == true
         ? "启动确认中，可执行停止"
@@ -215,6 +228,10 @@ public partial class PumpControlChannel : ObservableObject
         OnPropertyChanged(nameof(StateHint));
         OnPropertyChanged(nameof(IndicatorColor));
         OnPropertyChanged(nameof(ActionText));
+        OnPropertyChanged(nameof(CanStartRs485Action));
+        OnPropertyChanged(nameof(CanStopRs485Action));
+        OnPropertyChanged(nameof(StartActionHint));
+        OnPropertyChanged(nameof(StopActionHint));
         OnPropertyChanged(nameof(CanToggleRs485Action));
         OnPropertyChanged(nameof(ToggleActionHint));
         OnPropertyChanged(nameof(CardPrimaryDisplay));
@@ -267,6 +284,8 @@ public partial class PumpControlChannel : ObservableObject
         OnPropertyChanged(nameof(HasSetpointCalibration));
         OnPropertyChanged(nameof(HasConfirmedSetpointCalibration));
         OnPropertyChanged(nameof(CalibrationStatusText));
+        OnPropertyChanged(nameof(CanStartRs485Action));
+        OnPropertyChanged(nameof(StartActionHint));
         OnPropertyChanged(nameof(CanToggleRs485Action));
         OnPropertyChanged(nameof(ToggleActionHint));
         OnPropertyChanged(nameof(SetpointReadbackDisplay));
@@ -276,6 +295,8 @@ public partial class PumpControlChannel : ObservableObject
     {
         OnPropertyChanged(nameof(HasConfirmedSetpointCalibration));
         OnPropertyChanged(nameof(CalibrationStatusText));
+        OnPropertyChanged(nameof(CanStartRs485Action));
+        OnPropertyChanged(nameof(StartActionHint));
         OnPropertyChanged(nameof(CanToggleRs485Action));
         OnPropertyChanged(nameof(ToggleActionHint));
     }
@@ -284,6 +305,8 @@ public partial class PumpControlChannel : ObservableObject
     {
         OnPropertyChanged(nameof(HasConfirmedSetpointCalibration));
         OnPropertyChanged(nameof(CalibrationStatusText));
+        OnPropertyChanged(nameof(CanStartRs485Action));
+        OnPropertyChanged(nameof(StartActionHint));
         OnPropertyChanged(nameof(CanToggleRs485Action));
         OnPropertyChanged(nameof(ToggleActionHint));
     }
@@ -319,6 +342,10 @@ public partial class PumpControlChannel : ObservableObject
         OnPropertyChanged(nameof(StateText));
         OnPropertyChanged(nameof(StateHint));
         OnPropertyChanged(nameof(ActionText));
+        OnPropertyChanged(nameof(CanStartRs485Action));
+        OnPropertyChanged(nameof(CanStopRs485Action));
+        OnPropertyChanged(nameof(StartActionHint));
+        OnPropertyChanged(nameof(StopActionHint));
         OnPropertyChanged(nameof(CanToggleRs485Action));
         OnPropertyChanged(nameof(ToggleActionHint));
     }
@@ -327,6 +354,10 @@ public partial class PumpControlChannel : ObservableObject
     {
         OnPropertyChanged(nameof(StateHint));
         OnPropertyChanged(nameof(ActionText));
+        OnPropertyChanged(nameof(CanStartRs485Action));
+        OnPropertyChanged(nameof(CanStopRs485Action));
+        OnPropertyChanged(nameof(StartActionHint));
+        OnPropertyChanged(nameof(StopActionHint));
         OnPropertyChanged(nameof(Rs485ReadActionText));
         OnPropertyChanged(nameof(Rs485WriteActionText));
         OnPropertyChanged(nameof(SetpointStatusForeground));
diff --git a/Cardiopulmonarybypasssystems/Models/ValveControlChannel.cs b/Cardiopulmonarybypasssystems/Models/ValveControlChannel.cs
index 7fc68aa..224d5b6 100644
--- a/Cardiopulmonarybypasssystems/Models/ValveControlChannel.cs
+++ b/Cardiopulmonarybypasssystems/Models/ValveControlChannel.cs
@@ -15,10 +15,10 @@ public partial class ValveControlChannel : ObservableObject
     private bool stateAvailable;
 
     public string StateText => !StateAvailable ? "未知" : IsOpen ? "开启" : "关闭";
-    public string ActionText => IsOpen ? "关闭阀门" : "开启阀门";
+    public string ActionText => IsOpen ? "关闭" : "开启";
     public string IndicatorColor => !StateAvailable ? "#FF94A6AE" : IsOpen ? "#FF32B06A" : "#FFC8D4DA";
-    public string StateHint => !StateAvailable ? "未取得 PLC 状态" : IsOpen ? "测试回路已导通" : "测试回路已关闭";
-    public bool HideRealtimeCardStateDescription => Key is "TestLoopValve1" or "TestLoopValve2";
+    public string StateHint => !StateAvailable ? "未取得 PLC 状态" : $"{Name}已{StateText}";
+    public bool HideRealtimeCardStateDescription => Key is "TestLoopValve1" or "TestLoopValve2" or "CirculatingWaterTemperature";
 
     partial void OnIsOpenChanged(bool value)
     {
diff --git a/Cardiopulmonarybypasssystems/Services/ModbusTelemetryService.cs b/Cardiopulmonarybypasssystems/Services/ModbusTelemetryService.cs
index 2eb6ad9..b065aa1 100644
--- a/Cardiopulmonarybypasssystems/Services/ModbusTelemetryService.cs
+++ b/Cardiopulmonarybypasssystems/Services/ModbusTelemetryService.cs
@@ -82,7 +82,8 @@ public sealed class ModbusTelemetryService : IModbusTelemetryService, IDisposabl
     private readonly List<ValveControlChannel> _valveControls =
     [
         new() { Key = "TestLoopValve1", Name = "测试回路阀 1", StartAddress = 10 },
-        new() { Key = "TestLoopValve2", Name = "测试回路阀 2", StartAddress = 11 }
+        new() { Key = "TestLoopValve2", Name = "测试回路阀 2", StartAddress = 11 },
+        new() { Key = "CirculatingWaterTemperature", Name = "循环水温", StartAddress = 12 }
     ];
 
     private TcpClient? _tcpClient;
diff --git a/Cardiopulmonarybypasssystems/ViewModels/MainViewModel.Rs485.cs b/Cardiopulmonarybypasssystems/ViewModels/MainViewModel.Rs485.cs
index 711f415..d96a4dc 100644
--- a/Cardiopulmonarybypasssystems/ViewModels/MainViewModel.Rs485.cs
+++ b/Cardiopulmonarybypasssystems/ViewModels/MainViewModel.Rs485.cs
@@ -688,6 +688,33 @@ public partial class MainViewModel
         await TryWriteAndStartPumpCore(pump, "RS485 快捷启动");
     }
 
+    [RelayCommand]
+    private async Task StartSingleRs485Pump(PumpControlChannel? pump)
+    {
+        if (pump is null)
+        {
+            return;
+        }
+
+        await TryWriteAndStartPumpCore(pump, "RS485 单泵启动");
+    }
+
+    [RelayCommand]
+    private async Task StopSingleRs485Pump(PumpControlChannel? pump)
+    {
+        if (pump is null)
+        {
+            return;
+        }
+
+        if (!EnsureSessionEditable("RS485 单泵停止"))
+        {
+            return;
+        }
+
+        await TryTogglePumpControlViaRs485(pump, nextState: false);
+    }
+
     [RelayCommand]
     private async Task StartAllRs485Pumps()
     {