Index: firmware/App/Controllers/DialInFlow.c
===================================================================
diff -u -r9a6d1f31738e50e669baa306ba5b4784f66ddc4c -re6ce0ae6f62370bc33113bf614678fed170ff3b8
--- firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 9a6d1f31738e50e669baa306ba5b4784f66ddc4c)
+++ firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision e6ce0ae6f62370bc33113bf614678fed170ff3b8)
@@ -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 )
             {