Index: PIControllers.h
===================================================================
diff -u -rca1d590217b1bfd14f0e0682f88e04de076ff199 -r5b4db16e34780cbbe85fbc3b994acbe0e68108e8
--- PIControllers.h	(.../PIControllers.h)	(revision ca1d590217b1bfd14f0e0682f88e04de076ff199)
+++ PIControllers.h	(.../PIControllers.h)	(revision 5b4db16e34780cbbe85fbc3b994acbe0e68108e8)
@@ -45,6 +45,7 @@
     PI_CONTROLLER_ID_D12_PUMP,                      ///< Fresh dialysate Pump controller
     PI_CONTROLLER_ID_D48_PUMP,                      ///< Spent dialysate Pump controller
     PI_CONTROLLER_ID_D5_HEAT,                       ///< Primary heater controller
+    PI_CONTROLLER_ID_D5_HEAT_OUTER_LOOP,            ///< Primary heater controller outer loop
     PI_CONTROLLER_ID_D45_HEAT,                      ///< Trimmer heater controller
     PI_CONTROLLER_ID_RO_PUMP_FLOW,                  ///< RO Pump controller to flow
     PI_CONTROLLER_ID_RO_PUMP_PRES,                  ///< RO pump controller to maximum pressure
@@ -89,6 +90,7 @@
 F32 runPIController( PI_CONTROLLER_ID_T controllerID, F32 referenceSignal, F32 measuredSignal );
 F32 getPIControllerSignals( PI_CONTROLLER_ID_T controllerID, PI_CONTROLLER_SIGNALS_ID signalID );
 void setPIControllerStepLimit( PI_CONTROLLER_ID_T controllerID, F32 stepLimit );
+void setPIControllerFeedForward( PI_CONTROLLER_ID_T controllerID, F32 feedforward );
 
 /**@}*/