diff --git a/Helpers/PlcConfiguration.cs b/Helpers/PlcConfiguration.cs
index 16ba49e..8b2821c 100644
--- a/Helpers/PlcConfiguration.cs
+++ b/Helpers/PlcConfiguration.cs
@@ -26,6 +26,12 @@ namespace MembranePoreTester.Communication
 
         // ========== 控制线圈 ==========
         public ushort PressureModeRegister { get; set; }     // 高压/低压模式寄存器
+
+        public ushort PressureModeRegister2 { get; set; }     // 高压/低压模式寄存器
+        public ushort PressureModeRegister3 { get; set; }     // 高压/低压模式寄存器
+
+
+
         public ushort PressCoil { get; set; }                // 加压线圈（M100）
         public ushort PressCoil2 { get; set; }                // 加压线圈（M100）
         public ushort PressCoil3 { get; set; }                // 加压线圈（M100）
@@ -93,6 +99,9 @@ namespace MembranePoreTester.Communication
 
         public ushort FlowModeRegister { get; set; } = 4;      // 工位1 流量模式
 
+        public ushort FlowModeRegister2 { get; set; } = 42;      // 工位2 流量模式
+
+        public ushort FlowModeRegister3 { get; set; } = 46;      // 工位3 流量模式
 
 
 
diff --git a/ViewModels/MainViewModel.cs b/ViewModels/MainViewModel.cs
index 339c040..20f0ad0 100644
--- a/ViewModels/MainViewModel.cs
+++ b/ViewModels/MainViewModel.cs
@@ -333,7 +333,7 @@ namespace MembranePoreTester.ViewModels
                 {
                     try
                     {
-                        ushort[] values = await _plcService.ReadHoldingRegistersAsync(_plcConfig.PressureModeRegister, 1);
+                        ushort[] values = await _plcService.ReadHoldingRegistersAsync(StationId == 1 ? _plcConfig.PressureModeRegister : StationId == 2 ? _plcConfig.PressureModeRegister2 : _plcConfig.PressureModeRegister3, 1);
                         ushort val = values[0];
                         string newValue = val == 0 ? "高压" : "低压";
 
@@ -477,8 +477,18 @@ namespace MembranePoreTester.ViewModels
                 ushort val = mode.ToString().Contains("高压") ? (ushort)0 : (ushort)1;
                 try
                 {
-
-                    await _plcService.WriteSingleRegisterAsync(_plcConfig.PressureModeRegister, val);
+                    if (StationId == 1)
+                    {
+                        await _plcService.WriteSingleRegisterAsync(_plcConfig.PressureModeRegister, val);
+                    }
+                    else if (StationId == 2)
+                    {
+                        await _plcService.WriteSingleRegisterAsync(_plcConfig.PressureModeRegister2, val);
+                    }
+                    else if (StationId == 3)
+                    {
+                        await _plcService.WriteSingleRegisterAsync(_plcConfig.PressureModeRegister3, val);
+                    }
                 }
                 catch (Exception ex)
                 {
diff --git a/ViewModels/PoreDistributionViewModel.cs b/ViewModels/PoreDistributionViewModel.cs
index 05452a9..372076e 100644
--- a/ViewModels/PoreDistributionViewModel.cs
+++ b/ViewModels/PoreDistributionViewModel.cs
@@ -363,7 +363,7 @@ namespace MembranePoreTester.ViewModels
             {
                 try
                 {
-                    ushort[] values = await _plcService.ReadHoldingRegistersAsync(_plcConfig.FlowModeRegister, 1);
+                    ushort[] values = await _plcService.ReadHoldingRegistersAsync(StationId == 1 ? _plcConfig.FlowModeRegister : StationId == 2 ? _plcConfig.FlowModeRegister2 : _plcConfig.FlowModeRegister3, 1);
                     ushort val = values[0];
                     string newValue = val == 0 ? "大流量" : "小流量";
 
@@ -897,7 +897,12 @@ namespace MembranePoreTester.ViewModels
             ushort val = mode.ToString().Contains("大流量") ? (ushort)0 : (ushort)1;
             try
             {
-                await _plcService.WriteSingleRegisterAsync(_plcConfig.FlowModeRegister, val);
+                if (StationId == 1)
+                    await _plcService.WriteSingleRegisterAsync(_plcConfig.FlowModeRegister, val);
+                else if (StationId == 2)
+                    await _plcService.WriteSingleRegisterAsync(_plcConfig.FlowModeRegister2, val);
+                else if (StationId == 3)
+                    await _plcService.WriteSingleRegisterAsync(_plcConfig.FlowModeRegister3, val);
             }
             catch (Exception ex)
             {
diff --git a/appsettings.json b/appsettings.json
index c6cae00..9c6b2e7 100644
--- a/appsettings.json
+++ b/appsettings.json
@@ -12,6 +12,8 @@
 
     // 压力模式选择（高压/低压）写入寄存器
     "PressureModeRegister": 2, // 压力模式寄存器（0=低压，1=高压）
+    "PressureModeRegister2": 40, // 压力模式寄存器（0=低压，1=高压）
+    "PressureModeRegister3": 44, // 压力模式寄存器（0=低压，1=高压）
 
     // 线圈控制（M 元件）
     "PressCoil": 140, // 加压线圈（M100），ON 开始加压，OFF 停止