Index: firmware/App/Modes/ModeTreatmentParams.c
===================================================================
diff -u -r01223b53b80fa66e1974a2b1e57590f6fe308374 -r180454225e56637b264a3c018c8f283419a2e0d2
--- firmware/App/Modes/ModeTreatmentParams.c	(.../ModeTreatmentParams.c)	(revision 01223b53b80fa66e1974a2b1e57590f6fe308374)
+++ firmware/App/Modes/ModeTreatmentParams.c	(.../ModeTreatmentParams.c)	(revision 180454225e56637b264a3c018c8f283419a2e0d2)
@@ -65,7 +65,7 @@
     { CRITICAL_DATA_TYPE_U32, {.uInt=0},    {.uInt=0},    {.uInt=0}    }, // TREATMENT_PARAM_HEPARIN_TYPE
     { CRITICAL_DATA_TYPE_U32, {.uInt=0},    {.uInt=60},   {.uInt=30}   }, // TREATMENT_PARAM_BP_MEAS_INTERVAL
     { CRITICAL_DATA_TYPE_U32, {.uInt=50},   {.uInt=150},  {.uInt=75}   }, // TREATMENT_PARAM_RINSEBACK_FLOW_RATE
-    { CRITICAL_DATA_TYPE_S32, {.sInt=-300}, {.sInt=-30},  {.sInt=-300} }, // TREATMENT_PARAM_ART_PRESSURE_LOW_LIMIT
+    { CRITICAL_DATA_TYPE_S32, {.sInt=-300}, {.sInt=70},   {.sInt=-300} }, // TREATMENT_PARAM_ART_PRESSURE_LOW_LIMIT
     { CRITICAL_DATA_TYPE_S32, {.sInt=-270}, {.sInt=100},  {.sInt=100}  }, // TREATMENT_PARAM_ART_PRESSURE_HIGH_LIMIT
     { CRITICAL_DATA_TYPE_S32, {.sInt=20},   {.sInt=570},  {.sInt=20}   }, // TREATMENT_PARAM_VEN_PRESSURE_LOW_LIMIT
     { CRITICAL_DATA_TYPE_S32, {.sInt=50},   {.sInt=600},  {.sInt=400}  }, // TREATMENT_PARAM_VEN_PRESSURE_HIGH_LIMIT
@@ -631,6 +631,56 @@
 
 /*********************************************************************//**
  * @brief
+ * The getS32TreatmentParamLowerRangeLimit function returns the lower range
+ * limit for a given signed integer treatment parameter.
+ * @details Inputs: none
+ * @details Outputs: none
+ * @param param ID of parameter to get lower range limit for
+ * @return lower range limit for given signed integer treatment parameter
+ *************************************************************************/
+S32 getS32TreatmentParamLowerRangeLimit( TREATMENT_PARAM_T param )
+{
+    S32 result = 0;
+
+    if ( param < NUM_OF_TREATMENT_PARAMS )
+    {
+        result = TREAT_PARAMS_PROPERTIES[ param ].min.sInt;
+    }
+    else
+    {
+        SET_ALARM_WITH_2_U32_DATA( ALARM_ID_HD_SOFTWARE_FAULT, SW_FAULT_ID_MODE_TREATMENT_PARAMS_INVALID_GET_S32_PARAM_MIN_LIMIT, (U32)param )
+    }
+
+    return result;
+}
+
+/*********************************************************************//**
+ * @brief
+ * The getS32TreatmentParamUpperRangeLimit function returns the upper range
+ * limit for a given signed integer treatment parameter.
+ * @details Inputs: none
+ * @details Outputs: none
+ * @param param ID of parameter to get upper range limit for
+ * @return upper range limit for given signed integer treatment parameter
+ *************************************************************************/
+S32 getS32TreatmentParamUpperRangeLimit( TREATMENT_PARAM_T param )
+{
+    S32 result = 0;
+
+    if ( param < NUM_OF_TREATMENT_PARAMS )
+    {
+        result = TREAT_PARAMS_PROPERTIES[ param ].max.sInt;
+    }
+    else
+    {
+        SET_ALARM_WITH_2_U32_DATA( ALARM_ID_HD_SOFTWARE_FAULT, SW_FAULT_ID_MODE_TREATMENT_PARAMS_INVALID_GET_S32_PARAM_MAX_LIMIT, (U32)param )
+    }
+
+    return result;
+}
+
+/*********************************************************************//**
+ * @brief
  * The extractTreatmentParamsFromPayload function extracts the individual
  * treatment parameters received from the UI into a staging array where
  * they will be validated and stay until user confirms them.