Index: firmware/App/Controllers/DialInFlow.c
===================================================================
diff -u -r7c8130ce07f2e7a5e6bdb5a042959590efa7566a -r5c3f6de90ef8624012a59e74039d7229660ac896
--- firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 7c8130ce07f2e7a5e6bdb5a042959590efa7566a)
+++ firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 5c3f6de90ef8624012a59e74039d7229660ac896)
@@ -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 )
             {