Index: PIDControllers.h
===================================================================
diff -u -rce319db25846ee9f64cbf6d3eb7b2c9aae75a3e5 -rb0fb1189dbde69e17d3c26adcd5c6df3719cdf54
--- PIDControllers.h	(.../PIDControllers.h)	(revision ce319db25846ee9f64cbf6d3eb7b2c9aae75a3e5)
+++ PIDControllers.h	(.../PIDControllers.h)	(revision b0fb1189dbde69e17d3c26adcd5c6df3719cdf54)
@@ -41,6 +41,9 @@
 #ifdef _DD_
     PID_CONTROLLER_ID_RO_PUMP_FLOW,                  ///< RO Pump controller to flow
 #endif
+#ifdef _TD_
+    PID_CONTROLLER_ID_SUB_PUMP_PRES,                 ///< TD Substitution control to TMP pressure
+#endif
     NUM_OF_PID_CONTROLLERS_IDS                       ///< Number of PID controllers
 } PID_CONTROLLER_ID_T;