diff --git a/DataBlockHelper/DBHelpers/DB2105WriteHelper.cs b/DataBlockHelper/DBHelpers/DB2105WriteHelper.cs
index e38ad63..b87268f 100644
--- a/DataBlockHelper/DBHelpers/DB2105WriteHelper.cs
+++ b/DataBlockHelper/DBHelpers/DB2105WriteHelper.cs
@@ -644,5 +644,41 @@ namespace DataBlockHelper.DBHelpers
         }
 
 
+
+        /// <summary>
+        ///  0 冷水A 1 热水A 2 冷水B 3 热水B
+        /// </summary>
+        /// <param name="no"></param>
+        public static void StopWater(int no)
+        {
+            var siemensS7Net = PlcConnect.Instance;
+            siemensS7Net.Write($"{DbName}.{53}.{no}",false);
+        }
+
+        /// <summary>
+        ///  0 冷水A 1 热水A 2 冷水B 3 热水B
+        /// </summary>
+        /// <param name="no"></param>
+
+        public static void StartWater(int no)
+        {
+            var siemensS7Net = PlcConnect.Instance;
+            siemensS7Net.Write($"{DbName}.{53}.{no}", true);
+        }
+
+
+        public List<bool> GetWaterStatus()
+        {
+            var siemensS7Net = PlcConnect.Instance;
+            List<bool> status = new List<bool>();
+            for (int i = 0; i < 4; i++)
+            {
+               var b= siemensS7Net.ReadBool($"{DbName}.{53}.{i}");
+                status.Add(b.Content);
+            }
+            return status;
+        }
+
+
     }
 }
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