Index: firmware/App/Controllers/DialInFlow.c
===================================================================
diff -u -rf760ffc4b10556e5186e9ceb90294262063440ca -rd0f8958c30ff294da7e5088b89226f0ac30f3a36
--- firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision f760ffc4b10556e5186e9ceb90294262063440ca)
+++ firmware/App/Controllers/DialInFlow.c	(.../DialInFlow.c)	(revision d0f8958c30ff294da7e5088b89226f0ac30f3a36)
@@ -512,7 +512,7 @@
     }
     else
     {   // Alarm if not receiving new dialysate flow readings in timely manner
-        if ( TRUE == isDGCommunicating() )
+        if ( ( TRUE == isDGCommunicating() ) && ( isACPowerLost() != TRUE ) )
         {
             if ( ++dialysateFlowDataFreshStatusCounter > DIP_DIALYSATE_FLOW_DATA_ALARM_THRESHOLD )
             {