Index: firmware/App/Modes/ModeTreatment.h
===================================================================
diff -u -rfdb7ee915da2741dc200fef1b624b7f383f4db85 -rb57e35bcded6968444b66e7a58dec34c3dd99082
--- firmware/App/Modes/ModeTreatment.h	(.../ModeTreatment.h)	(revision fdb7ee915da2741dc200fef1b624b7f383f4db85)
+++ firmware/App/Modes/ModeTreatment.h	(.../ModeTreatment.h)	(revision b57e35bcded6968444b66e7a58dec34c3dd99082)
@@ -83,6 +83,11 @@
     U32 ufState;                                                    ///< Ultrafiltration state.
 } UF_DATA_PAYLOAD_T;
 
+/// Maximum time in this mode before blood sitting alarm given (in general task intervals).
+#define MAX_TIME_BLOOD_SITTING      ( ( 5 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL )
+/// Maximum time in this mode before blood sitting warning given (in general task intervals).
+#define WARN_TIME_BLOOD_SITTING     ( ( 4 * SEC_PER_MIN * MS_PER_SECOND ) / TASK_GENERAL_INTERVAL )
+
 #pragma pack(pop)
 
 // ********** public function prototypes **********