Index: firmware/App/Controllers/DialInFlow.c
===================================================================
diff -u -r97e1c0abbbf667f834d284eb6fc14999f073b020 -rf90afe29f8f93190686737b9ca2ecd2cf63ee237
--- firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 97e1c0abbbf667f834d284eb6fc14999f073b020)
+++ firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision f90afe29f8f93190686737b9ca2ecd2cf63ee237)
@@ -514,7 +514,7 @@
     }
     else
     {   // Alarm if not receiving new dialysate flow readings in timely manner
-        if ( ( TRUE == isDGCommunicating() ) && ( isACPowerLost() != TRUE ) )
+        if ( ( TRUE == isDGCommunicating() ) && ( FALSE == isACPowerLost() ) )
         {
             if ( ++dialysateFlowDataFreshStatusCounter > DIP_DIALYSATE_FLOW_DATA_ALARM_THRESHOLD )
             {