Index: NVDataMgmt.c
===================================================================
diff -u -r15388d4947d9ac8dbf0a7e9356e953fef126fbb2 -r1e58b46ed1b932e076c0bfa43838e43b16c589b8
--- NVDataMgmt.c	(.../NVDataMgmt.c)	(revision 15388d4947d9ac8dbf0a7e9356e953fef126fbb2)
+++ NVDataMgmt.c	(.../NVDataMgmt.c)	(revision 1e58b46ed1b932e076c0bfa43838e43b16c589b8)
@@ -133,7 +133,7 @@
 #define DEFAULT_ENABLE_CHEM_DISINFECT        0                                                                  ///< Disable chemical disinfect in institutional record.
 #define DEFAULT_MAX_RO_REJECTION_RATIO_PCT   90                                                                 ///< Max RO rejection ratio in percent.
 #define DEFAULT_MIN_INLET_WATER_COND_ALARM_US_P_CM 200.0F                                                       ///< Min inlet water conductivity alarm limit in uS/cm.
-#define DEFAULT_MIN_VEN_WIDE_WINDOW_LIMIT_MMHG 5                                                                ///< Min venous wide window limit in mmHG.
+#define DEFAULT_MIN_VEN_WIDE_WINDOW_LIMIT_MMHG 0                                                                ///< Min venous wide window limit in mmHG.
 #endif
 
 // DG specific defines
Index: NVDataMgmtHDRecords.h
===================================================================
diff -u -r15388d4947d9ac8dbf0a7e9356e953fef126fbb2 -r1e58b46ed1b932e076c0bfa43838e43b16c589b8
--- NVDataMgmtHDRecords.h	(.../NVDataMgmtHDRecords.h)	(revision 15388d4947d9ac8dbf0a7e9356e953fef126fbb2)
+++ NVDataMgmtHDRecords.h	(.../NVDataMgmtHDRecords.h)	(revision 1e58b46ed1b932e076c0bfa43838e43b16c589b8)
@@ -296,7 +296,7 @@
     U32 enableChemicalDisinfect;                                                                                ///< Enable/disable chemical disinfect.
     U32 minRORejectionRatioPCT;                                                                                 ///< Min RO rejection ratio in percent.
     F32 minInletWaterCondAlarmLimitUSPCM;                                                                       ///< Min inlet water conductivity alarm limit in uS/cm.
-    U32 minVenPressWideLimitWindowMMHG;                                                                         ///< Min venous pressure wide window limit in mmHg.
+    S32 minVenPressWideLimitWindowMMHG;                                                                         ///< Min venous pressure wide window limit in mmHg.
     U32 calibrationTime;                                                                                        ///< Calibration time in epoch.
     U16 crc;                                                                                                    ///< CRC of the institutional record.
 } HD_INSTITUTIONAL_RECORD_T;