Index: MsgDefs.h
===================================================================
diff -u -rb5987e87cccd880587bb898ab9f2e92164a567ee -r190faf446fb81b91377fd7d7404ca6a0bf6f1242
--- MsgDefs.h	(.../MsgDefs.h)	(revision b5987e87cccd880587bb898ab9f2e92164a567ee)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 190faf446fb81b91377fd7d7404ca6a0bf6f1242)
@@ -416,6 +416,8 @@
     MSG_ID_DD_SUBSTITUTION_PUMP_START_STOP_OVERRIDE_REQUEST = 0xA06D,                   ///< DD substitution pump start stop override request
     MSG_ID_DD_SUBSTITUTION_PUMP_BROADCAST_INTERVAL_OVERRIDE_REQUEST = 0xA06E,           ///< DD substitution pump broadcast override request
     MSG_ID_DD_SUBSTITUTION_PUMP_TARGET_RATE_OVERRIDE_REQUEST = 0xA06F,                  ///< DD substitution pump target speed override request.
+    MSG_ID_DD_CONDUCTIVITY_SENSOR_CAL_REQUEST = 0xA070,                                 ///< DD conductivity sensor cal request
+    MSG_ID_DD_CONDUCTIVITY_SENSOR_CAL_RESPONSE = 0xA071,                                ///< DD conductivity sensor cal response
 
     MSG_ID_FIRST_FP_TESTER_MESSAGE = 0xB000,                                            ///< First FP test message ID
     MSG_ID_FP_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_FP_TESTER_MESSAGE,                    ///< FP tester log-in
@@ -495,6 +497,8 @@
     MSG_ID_FP_BOOST_PUMP_INSTALL_STATUS_RESPONSE = 0xB04A,                              ///< FP response for boost pump installation status to Dialin
     MSG_ID_FP_CONDUCTIVITY_SENSOR_VERSION_REQUEST = 0xB04B,                             ///< FP conductivity sensor version request
     MSG_ID_FP_CONDUCTIVITY_SENSOR_VERSION_RESPONSE = 0xB04C,                            ///< FP conductivity sensor version response
+    MSG_ID_FP_CONDUCTIVITY_SENSOR_CAL_REQUEST = 0xB04D,                                 ///< FP conductivity sensor cal request
+    MSG_ID_FP_CONDUCTIVITY_SENSOR_CAL_RESPONSE = 0xB04E,                                ///< FP conductivity sensor cal response
 
 
     MSG_ID_TD_DEBUG_EVENT = 0xFFF1,                                                 ///< TD debug event text to be logged in event log