Index: PersistentAlarm.h
===================================================================
diff -u -r2721e72b842d843c9c3f0174e923c452f1b4de6d -r26199e36a0c7140d88b44aa54f3e18d27d601456
--- PersistentAlarm.h	(.../PersistentAlarm.h)	(revision 2721e72b842d843c9c3f0174e923c452f1b4de6d)
+++ PersistentAlarm.h	(.../PersistentAlarm.h)	(revision 26199e36a0c7140d88b44aa54f3e18d27d601456)
@@ -62,6 +62,14 @@
 } FPGA_PERSISTENT_ALARMS_GROUP_T;
 #endif
 
+#ifdef _RO_
+/// FPGA persistent alarm groups data structure
+typedef enum
+{
+    NUM_OF_FPGA_SENSOR_GROUPS                                   ///< Number of FPGA persistent error sensor groups.
+} FPGA_PERSISTENT_ALARMS_GROUP_T;
+#endif
+
 // ********** public function prototypes **********
 
 void initPersistentAlarm( ALARM_ID_T alarmIndex, U32 persistentClearPeriod, U32 persistentTriggerPeriod );
Index: Utilities.h
===================================================================
diff -u -r5c486b49eeca18ec83b7d776d9052dd38800f7d0 -r26199e36a0c7140d88b44aa54f3e18d27d601456
--- Utilities.h	(.../Utilities.h)	(revision 5c486b49eeca18ec83b7d776d9052dd38800f7d0)
+++ Utilities.h	(.../Utilities.h)	(revision 26199e36a0c7140d88b44aa54f3e18d27d601456)
@@ -62,6 +62,12 @@
     TIME_WINDOWED_COUNT_FPGA_FRESH_DIALYSATE_PUMP_HALL_SENSOR_ERROR,///< FPGA fresh dialysate pump hall sensor failure
     TIME_WINDOWED_COUNT_FPGA_SPENT_DIALYSATE_PUMP_HALL_SENSOR_ERROR,///< FPGA spent dialysate pump hall sensor failure
 #endif
+#ifdef _RO_
+    TIME_WINDOWED_COUNT_FPGA_CONDUCTIVITY_SENSOR_ERROR,     ///< FPGA Conductivity sensor error
+    TIME_WINDOWED_COUNT_FPGA_TEMPERATURE_SENSOR_ERROR,      ///< FPGA Temperature sensor error
+    TIME_WINDOWED_COUNT_FPGA_COMM_FAILURES,                 ///< FPGA communication failure (NAK, CRC, timeout)
+    TIME_WINDOWED_COUNT_FPGA_DRAIN_PUMP_HALL_SENSOR_ERROR,  ///< FPGA Drain pump hall sensor failure
+#endif
     NUM_OF_TIME_WINDOWED_COUNTS                             ///< Number of pressure sensors
 } TIME_WINDOWED_COUNT_T;