更新了Tag的字段属性和Can配置的修复

CapMachine.Wpf/Models/Tag/ITag.cs

@@ -54,7 +54,7 @@ namespace CapMachine.Wpf.Models.Tag
         /// <summary>
         /// 工程值 Mv
         /// </summary>
-        short EngMvValue { get; set; }
+        double EngMvValue { get; set; }
 
         /// <summary>
         /// 工程值的字符串 Mv

CapMachine.Wpf/Models/Tag/Tag.cs

@@ -235,11 +235,11 @@ namespace CapMachine.Wpf.Models.Tag
         }
 
 
-        private short _EngMvValue;
+        private double _EngMvValue;
         /// <summary>
         /// 工程值 MV
         /// </summary>
-        public short EngMvValue
+        public double EngMvValue
         {
             get { return _EngMvValue; }
             set