Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -rf013ac5e5de456c4fa4367884cda6515f2a51642 -ra940a0e8fac8a3f43af9eba55abc4d781d539504
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision f013ac5e5de456c4fa4367884cda6515f2a51642)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision a940a0e8fac8a3f43af9eba55abc4d781d539504)
@@ -46,6 +46,7 @@
 #define VENOUS_PRESSURE_SCALE               ( 14745 - VENOUS_PRESSURE_OFFSET )              ///< Scale for venous pressure sensor.
 #define VENOUS_PRESSURE_MIN_PSI             ( -30.0 )                                       ///< Minimum of scale for venous pressure sensor reading (in PSI).
 #define VENOUS_PRESSURE_MAX_PSI             ( 30.0 )                                        ///< Maximum of scale for venous pressure sensor reading (in PSI).
+#define MIN_VENOUS_PRESSURE_FOR_RAMP_MMHG   ( 0.0 )                                         ///< Minimum venous pressure during blood pump ramp up (in mmHg).
 
 #define ARTERIAL_PRESSURE_SELF_TEST_MIN     ( -300.0 )                                      ///< Minimum self-test value for arterial pressure sensor reading (in mmHg).
 #define ARTERIAL_PRESSURE_SELF_TEST_MAX     ( 100.0 )                                       ///< Maximum self-test value for arterial pressure sensor reading (in mmHg).
@@ -530,7 +531,8 @@
         if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_VENOUS_PRESSURE_OUT_OF_RANGE, venPres > VENOUS_PRESSURE_MAX_MMHG ) ||
              TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_VENOUS_PRESSURE_OUT_OF_RANGE, venPres < VENOUS_PRESSURE_MIN_MMHG ) )
         {
-            SET_ALARM_WITH_1_F32_DATA( ALARM_ID_HD_VENOUS_PRESSURE_OUT_OF_RANGE, venPres );
+            venLowLimit = MIN_VENOUS_PRESSURE_FOR_RAMP_MMHG;
+            venHighLimit = (F32)getS32TreatmentParamUpperRangeLimit( TREATMENT_PARAM_VEN_PRESSURE_HIGH_LIMIT );
         }
 
         // Check venous pressure during treatment mode