Index: firmware/App/Controllers/DialInFlow.c
===================================================================
diff -u -r3d409ee7130063937dce719281bb072c87023d3f -r335c721d795f22c6dc4a24f5180dee3ba095a2b2
--- firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 3d409ee7130063937dce719281bb072c87023d3f)
+++ firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 335c721d795f22c6dc4a24f5180dee3ba095a2b2)
@@ -509,7 +509,7 @@
     }
     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 )
             {