Index: firmware/App/Controllers/DialInFlow.c
===================================================================
diff -u -rbb6e905d7e6330508f00d6a6779cb11ef92c22d1 -r5ca11d82e660ba31b6821420eb9098e036e6d93c
--- firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision bb6e905d7e6330508f00d6a6779cb11ef92c22d1)
+++ firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision 5ca11d82e660ba31b6821420eb9098e036e6d93c)
@@ -512,7 +512,7 @@
     }
     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 )
             {