Index: TDDefs.h
===================================================================
diff -u -rcb36235b4b58396a6bd8e51bf5c65475a4fd50c3 -r80ea0f399f49da3d282d88916821b0fc7c7b87f6
--- TDDefs.h	(.../TDDefs.h)	(revision cb36235b4b58396a6bd8e51bf5c65475a4fd50c3)
+++ TDDefs.h	(.../TDDefs.h)	(revision 80ea0f399f49da3d282d88916821b0fc7c7b87f6)
@@ -433,6 +433,16 @@
 };
 typedef enum UF_Commands UF_CMD_T;                      ///< Type for UF command IDs enumeration
 
+/// Enumeration of isolated ultrafiltration command IDs.
+enum ISO_UF_Commands
+{
+    ISO_UF_CMD_PAUSE = 0,                               ///< Pause isolated UF command
+    ISO_UF_CMD_RESUME,                                  ///< Resume isolated UF command
+    ISO_UF_CMD_END,                                     ///< End isolated UF command
+    NUM_OF_ISO_UF_CMDS                                  ///< Number of isolated UF commands
+};
+typedef enum ISO_UF_Commands ISO_UF_CMD_T;              ///< Type for isolated UF command IDs enumeration
+
 /// Enumeration of ultrafiltration adjustment option IDs.
 enum UF_Adjustments
 {